Champion 71 Spark Plug - Exhaust Side
Original price
$12.76
-
Original price
$12.76
Original price
$12.76
Includes shipping
$12.76
-
$12.76
Current price
$12.76
Includes shipping
Seller: PartCatalog (98.8% positive, 47359 ratings)
Brand: Champion
Availability:
5+ in stock, ready to be shipped
Condition: New
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Champion 71 Spark Plug - Exhaust Side
Vehicle Compatibility Chart
✅ Compatible with 1000 vehicles
| Year | Make | Model | Liters | Cylinders | Submodel | Notes |
|---|---|---|---|---|---|---|
| 2022 | Honda | TRX420FA2 FourTrax Rancher 4x4 Auto DCT with EPS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX420FA5 FourTrax Rancher 4x4 Auto DCT IRS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX420FA6 FourTrax Rancher 4x4 Auto DCT IRS EPS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX420FE1 FourTrax Rancher 4x4 ES | -L | -- | Plug Type Number RC12YC | |
| 2022 | Honda | TRX420FM1 FourTrax Rancher 4x4 | -L | -- | Gap 0.035 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX420FM2 FourTrax Rancher 4x4 with EPS | -L | -- | Gap 0.043; Plug Type Number RC12YC | |
| 2022 | Honda | TRX420TE1 FourTrax Rancher ES | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX420TM1 FourTrax Rancher | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX520FA5 FourTrax Foreman Rubicon Auto DCT | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX520FA6 FourTrax Foreman Rubicon Auto DCT EPS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX520FA7 FourTrax Foreman Rubicon Auto DCT EPS DLX | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX520FE2 FourTrax Foreman 4x4 ES EPS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX520FM1 FourTrax Foreman 4x4 | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX520FM2 FourTrax Foreman 4x4 EPS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2022 | Honda | TRX520FM6 FourTrax Foreman Rubicon EPS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2020 | Mitsubishi | Outlander Sport | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2019 | Mitsubishi | Outlander Sport | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2018 | Argo | Frontier 6x6 Scout S | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2018 | Argo | Frontier 6x6 SE | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2018 | Argo | Frontier 6x6 ST LE | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2018 | Mitsubishi | Outlander Sport | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2017 | Argo | Frontier 6x6 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2017 | Argo | Frontier 6x6 S | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2017 | Argo | Frontier 6x6 Scout S | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2017 | Argo | Frontier 6x6 Scout ST | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2017 | Argo | Frontier 6x6 ST | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2017 | Mitsubishi | Outlander Sport | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2017 | Mitsubishi | RVR | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2016 | Argo | 6x6 750 HDi | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2016 | Argo | 6x6 Frontier EFI 747 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2016 | Argo | 8x8 Frontier EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2016 | Case IH | Scout | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2016 | Cub Cadet | Volunteer 4x4 EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2016 | Cub Cadet | Volunteer WT Cab | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2016 | Mitsubishi | Outlander Sport | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2016 | Mitsubishi | RVR | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2015 | Argo | 6x6 750 HDi | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2015 | Argo | 6x6 Frontier EFI 747 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2015 | Argo | 8x8 Frontier EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2015 | Bentley | Mulsanne | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2015 | Case IH | Scout | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2015 | Cub Cadet | Volunteer 4x4 EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2015 | Honda | GL1800 Gold Wing Airbag | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2015 | Honda | GL1800B Gold Wing F6B | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2015 | Honda | GL1800B Gold Wing F6B Deluxe | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2015 | Honda | GL1800HP Gold Wing Audio/Comfort | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2015 | John Deere | Gator XUV 550 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2015 | John Deere | Gator XUV 550 S4 | -L | -- | OE Type; Gap 0.030 (in); Plug Type Number RC12YC | |
| 2015 | Mitsubishi | Outlander Sport | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2015 | Mitsubishi | RVR | 2.4L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2014 | Argo | 6x6 650 HD | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2014 | Argo | Frontier 580 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2014 | Argo | Frontier 650 8x8 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2014 | Bentley | Mulsanne | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2014 | Case IH | Scout | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2014 | Cub Cadet | Volunteer 4x2 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2014 | Cub Cadet | Volunteer 4x4 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2014 | Cub Cadet | Volunteer 4x4 EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2014 | Honda | GL1800 Gold Wing Airbag | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2014 | Honda | GL1800B Gold Wing F6B | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2014 | Honda | GL1800B Gold Wing F6B Deluxe | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2014 | Honda | GL1800HP Gold Wing Audio/Comfort | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2014 | John Deere | Gator XUV 550 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2014 | John Deere | Gator XUV 550 S4 | -L | -- | OE Type; Gap 0.030 (in); Plug Type Number RC12YC | |
| 2013 | Argo | 6x6 650 HD | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2013 | Argo | Frontier 580 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2013 | Argo | Frontier 650 8x8 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2013 | Bentley | Mulsanne | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2013 | Case IH | Scout | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2013 | Cub Cadet | Volunteer 4x2 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2013 | Cub Cadet | Volunteer 4x4 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2013 | Cub Cadet | Volunteer 4x4 EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2013 | Honda | GL1800 Gold Wing Airbag | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2013 | Honda | GL1800B Gold Wing F6B | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2013 | Honda | GL1800HP Gold Wing Audio/Comfort | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2013 | Honda | TRX420FPA Rancher AT 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2013 | Honda | TRX500FM FourTrax Foreman 4x4 | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2013 | Honda | TRX500FPE FourTrax Foreman 4x4 ES w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2013 | Honda | TRX500FPM FourTrax Foreman 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2013 | John Deere | Gator XUV 550 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2013 | John Deere | Gator XUV 550 S4 | -L | -- | OE Type; Gap 0.030 (in); Plug Type Number RC12YC | |
| 2013 | Polaris | Trail Boss 330 | -L | -- | Gap 0.028 (in); Plug Type Number RC12YC | |
| 2013 | Toyota | Matrix | 2.4L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2012 | Argo | 6x6 650 HD | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2012 | Argo | Frontier 580 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2012 | Argo | Frontier 650 8x8 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2012 | Bentley | Mulsanne | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2012 | Case IH | Scout | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2012 | Cub Cadet | Volunteer 4x2 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2012 | Cub Cadet | Volunteer 4x4 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2012 | Cub Cadet | Volunteer 4x4 EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2012 | Honda | GL1800 Gold Wing Airbag | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2012 | Honda | GL1800HP Gold Wing Audio/Comfort | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2012 | Honda | GL1800HPNA Gold Wing Audio/Comfort/Navi/ABS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2012 | Honda | TRX420FPA Rancher AT 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2012 | Honda | TRX500FM FourTrax Foreman 4x4 | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2012 | Honda | TRX500FPE FourTrax Foreman 4x4 ES w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2012 | Honda | TRX500FPM FourTrax Foreman 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2012 | John Deere | Gator XUV 550 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2012 | John Deere | Gator XUV 550 S4 | -L | -- | OE Type; Gap 0.030 (in); Plug Type Number RC12YC | |
| 2012 | Polaris | Trail Boss 330 | -L | -- | Gap 0.028 (in); Plug Type Number RC12YC | |
| 2011 | Argo | 6x6 650 HD | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2011 | Argo | Frontier 580 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2011 | Argo | Frontier 650 8x8 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2011 | Bentley | Mulsanne | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2011 | Case IH | Scout | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2011 | Cub Cadet | Volunteer 4x2 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2011 | Cub Cadet | Volunteer 4x4 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2011 | Cub Cadet | Volunteer 4x4 EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2011 | Honda | TRX420FPA Rancher AT 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2011 | Honda | TRX500FM FourTrax Foreman 4x4 | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2011 | Honda | TRX500FPE FourTrax Foreman 4x4 ES w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2011 | Honda | TRX500FPM FourTrax Foreman 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2011 | Hyundai | Azera | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2011 | Kia | Rio | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2011 | Kia | Rio5 | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2011 | Polaris | Sportsman 550 EFI | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2011 | Polaris | Sportsman 550 EFI Touring w/ EPS | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2011 | Polaris | Sportsman 550 X2 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2011 | Polaris | Trail Blazer 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2011 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2011 | Subaru | Impreza | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2010 | Argo | Frontier 580 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2010 | Argo | Frontier 650 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2010 | Argo | Frontier 650 8x8 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2010 | Bentley | Azure | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2010 | Case IH | Scout | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2010 | Cub Cadet | Volunteer 4x2 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2010 | Cub Cadet | Volunteer 4x4 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2010 | Cub Cadet | Volunteer 4x4 EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2010 | Honda | GL1800HP Gold Wing Audio/Comfort | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2010 | Honda | GL1800HPN Gold Wing Audio/Comfort/Navi | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2010 | Honda | GL1800HPNA Gold Wing Audio/Comfort/Navi/ABS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2010 | Honda | TRX420FPA Rancher AT 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2010 | Hyundai | Azera | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2010 | Kia | Rio | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2010 | Kia | Rio5 | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2010 | Kia | Sedona | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2010 | Mitsubishi | Lancer | 2.4L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2010 | Mitsubishi | Outlander | 2.4L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2010 | Polaris | Ranger 4x4 500 EFI | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2010 | Polaris | Sportsman 500 EFI Touring | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2010 | Polaris | Sportsman 550 EFI | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2010 | Polaris | Sportsman 550 EFI Touring w/ EPS | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2010 | Polaris | Sportsman 550 X2 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2010 | Polaris | Trail Blazer 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2010 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2010 | Subaru | Forester | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2010 | Subaru | Impreza | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Argo | Frontier 580 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2009 | Argo | Frontier 650 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2009 | Argo | Frontier 650 8x8 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2009 | Bentley | Arnage | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2009 | Bentley | Azure | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2009 | Bentley | Brooklands | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2009 | Cub Cadet | Volunteer 4x2 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2009 | Cub Cadet | Volunteer 4x4 | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2009 | Cub Cadet | Volunteer 4x4 EFI | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2009 | Cub Cadet | Volunteer 4x4 EFI w/Cab | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2009 | Cub Cadet | Volunteer 4x4 w/Cab | -L | -- | Gap 0.030 (in); Plug Type Number RC12YC | |
| 2009 | Honda | GL1800HP Gold Wing Audio/Comfort | -L | -- | OE Type; Gap 0.043 (in); Plug Type Number RC12YC | |
| 2009 | Honda | GL1800HPN Gold Wing Audio/Comfort/Navi | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2009 | Honda | GL1800HPNA Gold Wing Audio/Comfort/Navi/ABS | -L | -- | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2009 | Honda | TRX420FPA Rancher AT 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Honda | TRX500FM FourTrax Foreman 4x4 | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Honda | TRX500FPM FourTrax Foreman 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Husqvarna | HUV 4214 | -L | -- | Briggs & Stratton 14 Horsepower Engine(s); Gap 0.030 (in); Plug Type Number RC12YC | |
| 2009 | Husqvarna | HUV 4414 | -L | -- | Briggs & Stratton 14 Horsepower Engine(s); Gap 0.030 (in); Plug Type Number RC12YC | |
| 2009 | Husqvarna | HUV 4414 XP | -L | -- | Briggs & Stratton 14 Horsepower Engine(s); Gap 0.030 (in); Plug Type Number RC12YC | |
| 2009 | Husqvarna | HUV 4421 G | Briggs & Stratton 14 Horsepower Engine(s); Gap 0.030 (in); Plug Type Number RC12YC | |||
| 2009 | Husqvarna | HUV 4421 GXL | Briggs & Stratton 14 Horsepower Engine(s); Gap 0.030 (in); Plug Type Number RC12YC | |||
| 2009 | Husqvarna | HUV 4421 GXP | Briggs & Stratton 14 Horsepower Engine(s); Gap 0.030 (in); Plug Type Number RC12YC | |||
| 2009 | Hyundai | Azera | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Jaguar | Vanden Plas | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2009 | Jaguar | XJ8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2009 | Jaguar | XJR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2009 | Jaguar | XKR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2009 | Kia | Rio | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Kia | Rio5 | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Kia | Sedona | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Land Rover | LR3 | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2009 | Land Rover | Range Rover | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2009 | Land Rover | Range Rover Sport | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2009 | Land Rover | Range Rover Sport | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2009 | Mitsubishi | Lancer | 2.4L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2009 | Mitsubishi | Outlander | 2.4L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2009 | Polaris | Ranger 2x4 500 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2009 | Polaris | Ranger 4x4 500 EFI | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2009 | Polaris | Sportsman 500 EFI Touring | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2009 | Polaris | Trail Blazer 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2009 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2009 | Subaru | Forester | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Subaru | Impreza | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2009 | Subaru | Outback | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Argo | Frontier 580 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2008 | Argo | Frontier 650 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2008 | Argo | Frontier 650 8x8 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2008 | Bentley | Arnage | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2008 | Bentley | Azure | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2008 | Bentley | Brooklands | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2008 | Honda | TRX500FM FourTrax Foreman 4x4 | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Honda | TRX500FPE FourTrax Foreman 4x4 ES w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Honda | TRX500FPM FourTrax Foreman 4x4 w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Honda | VTX1800C | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Honda | VTX1800F | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Honda | VTX1800N | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Honda | VTX1800R | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Honda | VTX1800T | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Hyundai | Azera | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Jaguar | S-Type | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Jaguar | Vanden Plas | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Jaguar | XJ8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Jaguar | XJR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Jaguar | XKR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Kia | Magentis | 2.4L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Kia | Rio | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Kia | Rio5 | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Kia | Rondo | 2.4L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Kia | Sedona | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Land Rover | LR3 | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Land Rover | Range Rover | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Land Rover | Range Rover Sport | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Land Rover | Range Rover Sport | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2008 | Mercedes-Benz | G500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2008 | Mitsubishi | Outlander | 2.4L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2008 | Polaris | Ranger 2x4 500 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2008 | Polaris | Ranger 4x4 500 EFI | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2008 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2008 | Polaris | Trail Blazer 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2008 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2008 | Subaru | Forester | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Subaru | Impreza | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Subaru | Outback | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2008 | Toyota | Corolla | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2008 | Toyota | Matrix | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2007 | Argo | Frontier 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2007 | Argo | Response 8x8 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2007 | Argo | Vanguard 2 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2007 | Argo | Vanguard 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2007 | Bentley | Arnage | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2007 | Bentley | Azure | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2007 | Honda | TRX500FM FourTrax Foreman 4x4 | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Honda | TRX500FPE FourTrax Foreman 4x4 ES w/ Power Steering | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Honda | VTX1800C | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Honda | VTX1800F | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Honda | VTX1800N | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Honda | VTX1800R | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Honda | VTX1800T | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Hyundai | Azera | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Jaguar | S-Type | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Jaguar | Vanden Plas | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Jaguar | XJ8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Jaguar | XJR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Jaguar | XKR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Kia | Magentis | 2.4L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Kia | Rio | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Kia | Rio5 | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Kia | Rondo | 2.4L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Kia | Sedona | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Land Rover | LR3 | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Land Rover | Range Rover | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Land Rover | Range Rover Sport | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Land Rover | Range Rover Sport | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2007 | Mercedes-Benz | G500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2007 | Mercedes-Benz | ML500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2007 | Mercedes-Benz | R500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2007 | Polaris | Predator 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2007 | Polaris | Ranger 2x4 500 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2007 | Polaris | Ranger 4x4 500 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2007 | Polaris | Ranger 4x4 500 EFI | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2007 | Polaris | Sportsman 450 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2007 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2007 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2007 | Polaris | X2 500 EFI | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2007 | Subaru | Forester | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Subaru | Impreza | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Subaru | Outback | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Suzuki | Aerio | 2.3L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2007 | Toyota | Corolla | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2007 | Toyota | Matrix | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2006 | Argo | Bigfoot 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2006 | Argo | Vanguard 2 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2006 | Argo | Vanguard 6x6 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2006 | Bentley | Arnage | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2006 | Bentley | Azure | 6.8L | V8 | Gap 0.036 (in); Plug Type Number RC12YC | |
| 2006 | Honda | TRX500FM FourTrax Foreman 4x4 | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Honda | TRX500TM FourTrax Foreman | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Honda | VTX1800C | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Honda | VTX1800F | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Honda | VTX1800N | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Honda | VTX1800R | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Honda | VTX1800S | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Hyundai | Azera | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Jaguar | S-Type | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Jaguar | Vanden Plas | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Jaguar | XJ8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Jaguar | XJR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Jaguar | XK8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Kia | Rio | 1.6L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Kia | Rio5 | 1.6L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Kia | Sedona | 3.8L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Land Rover | LR3 | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Land Rover | Range Rover | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Land Rover | Range Rover Sport | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Land Rover | Range Rover Sport | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | CL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | CLK500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | CLS500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | E500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | G500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | ML500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | R500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | S430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | S500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2006 | Mercedes-Benz | SL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Magnum 330 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Outlaw 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Predator 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Ranger 2x4 500 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Ranger 4x4 500 | -L | -- | OE Type; Gap 0.025 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Ranger 4x4 500 EFI | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Sportsman 450 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2006 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2006 | Subaru | Forester | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Subaru | Impreza | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Subaru | Outback | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Suzuki | Aerio | 2.3L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2006 | Toyota | Corolla | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2006 | Toyota | Matrix | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2005 | Bentley | Arnage | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2005 | Honda | Civic | 1.3L | L4 | 2 Plugs Per Cylinder Required; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Honda | TRX500FM FourTrax Foreman 4x4 | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Honda | TRX500TM FourTrax Foreman | -L | -- | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Honda | VTX1800C | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Honda | VTX1800F | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Honda | VTX1800N | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Honda | VTX1800R | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Honda | VTX1800S | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Hyundai | Santa Fe | 2.7L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Jaguar | S-Type | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Jaguar | Vanden Plas | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Jaguar | XJ8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Jaguar | XJR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Jaguar | XK8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Land Rover | LR3 | 4.4L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2005 | Mazda | Miata | 1.8L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | C240 | 2.6L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | C320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | CL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | CLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | CLK500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | E320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | E500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | G500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | ML350 | 3.7L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | ML500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | S430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | S500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2005 | Mercedes-Benz | SL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2005 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Mitsubishi | Eclipse | 3.0L | V6 | GT | Gap 0.032 (in); Plug Type Number RC12YC |
| 2005 | Mitsubishi | Eclipse | 3.0L | V6 | Spyder GT | Gap 0.032 (in); Plug Type Number RC12YC |
| 2005 | Polaris | Ranger 2x4 500 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2005 | Polaris | Ranger 4x4 500 | -L | -- | OE Type; Gap 0.025 (in); Plug Type Number RC12YC | |
| 2005 | Polaris | Ranger 6x6 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2005 | Polaris | Sportsman 400 | -L | -- | Gap 0.035 (in); Plug Type Number RC12YC | |
| 2005 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2005 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2005 | Subaru | Forester | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Subaru | Impreza | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Subaru | Outback | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Suzuki | Aerio | 2.3L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Suzuki | Grand Vitara | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2005 | Toyota | Corolla | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2005 | Toyota | Matrix | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2004 | Bentley | Arnage | 6.8L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2004 | Honda | Civic | 1.3L | L4 | 2 Plugs Per Cylinder Required; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Honda | VTX1800C | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Honda | VTX1800N | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Honda | VTX1800R | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Honda | VTX1800S | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Hyundai | Santa Fe | 2.7L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Isuzu | Rodeo | 3.2L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 2004 | Jaguar | S-Type | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Jaguar | Vanden Plas | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Jaguar | XJ8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Jaguar | XJR | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Jaguar | XK8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2004 | Kia | Magentis | 2.7L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Mazda | Miata | 1.8L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | C240 | 2.6L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | C320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | CL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | CLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | CLK500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | E320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | E500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | E500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; OE Type; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | G500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | G55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | ML350 | 3.7L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | ML500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | S430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | S500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | SL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2004 | Mercedes-Benz | SLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2004 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Mitsubishi | Eclipse | 3.0L | V6 | GT | Gap 0.032 (in); Plug Type Number RC12YC |
| 2004 | Mitsubishi | Eclipse | 3.0L | V6 | Spyder GT | Gap 0.032 (in); Plug Type Number RC12YC |
| 2004 | Polaris | Ranger 2x4 425 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2004 | Polaris | Ranger 4x4 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2004 | Polaris | Ranger 6x6 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2004 | Polaris | Sportsman 400 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2004 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2004 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2004 | Subaru | Forester | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Subaru | Impreza | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Suzuki | Aerio | 2.3L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Suzuki | Grand Vitara | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Suzuki | Vitara | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2004 | Toyota | Matrix | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2003 | Bentley | Arnage | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Bentley | Azure | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Bentley | Continental | 6.0L | W12 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2003 | Bentley | Continental | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Honda | Civic | 1.3L | L4 | 2 Plugs Per Cylinder Required; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Honda | VTX1800C | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2003 | Honda | VTX1800R | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2003 | Honda | VTX1800S | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2003 | Hyundai | Santa Fe | 2.7L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Isuzu | Axiom | 3.5L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 2003 | Isuzu | Rodeo | 3.2L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 2003 | Isuzu | Rodeo Sport | 3.2L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2003 | Jaguar | S-Type | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2003 | Jaguar | XJ8 | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2003 | Jaguar | XK8 | 4.2L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2003 | Kia | Magentis | 2.7L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Mazda | Protege5 | 2.0L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | C240 | 2.6L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | C320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | CL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | CLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | CLK430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | CLK500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | E320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | E500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | G500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | G55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | ML320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | ML350 | 3.7L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | ML500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | ML55 AMG | 5.4L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | ML55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | S430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | S500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | SL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Mercedes-Benz | SLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2003 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Mitsubishi | Eclipse | 3.0L | V6 | GT | Gap 0.044 (in); Plug Type Number RC12YC |
| 2003 | Polaris | Magnum 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2003 | Polaris | Ranger 2x4 425 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2003 | Polaris | Ranger 4x4 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2003 | Polaris | Ranger 6x6 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2003 | Polaris | Sportsman 400 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2003 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 2003 | Polaris | Trail Boss 330 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2003 | Saturn | LW300 | 3.0L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2003 | Subaru | Forester | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Subaru | Impreza | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Suzuki | Aerio | 2.0L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Suzuki | Grand Vitara | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2003 | Toyota | Matrix | 1.8L | L4 | Gap 0.043 (in); Plug Type Number RC12YC | |
| 2002 | Arctic Cat | SBS 1000 | -L | -- | Gap 0.030 (in); Actual OE Part; Plug Type Number RC12YC | |
| 2002 | Bentley | Arnage | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Bentley | Azure | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Bentley | Continental | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Honda | VTX1800C | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Honda | VTX1800R | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Honda | VTX1800S | -L | -- | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Hyundai | Santa Fe | 2.7L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Isuzu | Axiom | 3.5L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 2002 | Isuzu | Rodeo | 2.2L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Isuzu | Rodeo | 3.2L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Isuzu | Rodeo Sport | 2.2L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Isuzu | Rodeo Sport | 3.2L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Jaguar | XJ8 | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Jaguar | XK8 | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Kia | Magentis | 2.7L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Kia | Rio | 1.5L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Land Rover | Discovery | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Land Rover | Range Rover | 4.6L | V8 | Gap 0.040 (in); Twin Spark Ignition System; Plug Type Number RC12YC | |
| 2002 | Mazda | Protege5 | 2.0L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | C240 | 2.6L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | C320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | CL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | CL55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | CLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | CLK430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | CLK55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | E320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | E430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | G500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | ML320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | ML500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | ML55 AMG | 5.4L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | ML55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | S430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | S500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | S55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | SL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mercedes-Benz | SLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2002 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Polaris | Magnum 500 2x4 | -L | -- | Gap 0.028 (in); Plug Type Number RC12YC | |
| 2002 | Polaris | Magnum 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2002 | Polaris | Ranger 2x4 425 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2002 | Polaris | Ranger 4x4 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2002 | Polaris | Ranger 6x6 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2002 | Polaris | Sportsman 400 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2002 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.025 (in); Plug Type Number RC12YC | |
| 2002 | Polaris | Xpedition 425 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2002 | Rolls-Royce | Corniche | 6.8L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Saturn | LW300 | 3.0L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2002 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2002 | Subaru | Forester | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Subaru | Impreza | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Suzuki | Aerio | 2.0L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Suzuki | Grand Vitara | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2002 | Volkswagen | Jetta | 2.8L | V6 | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2001 | Bentley | Arnage | 4.4L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2001 | Bentley | Arnage | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Bentley | Azure | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Bentley | Continental | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Cadillac | Catera | 3.0L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Hyundai | Santa Fe | 2.7L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2001 | Hyundai | Sonata | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2001 | Isuzu | Rodeo | 2.2L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Isuzu | Rodeo | 3.2L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Isuzu | Rodeo Sport | 2.2L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Isuzu | Rodeo Sport | 3.2L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Jaguar | XJ8 | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Jaguar | XK8 | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Kia | Magentis | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2001 | Kia | Rio | 1.5L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2001 | Land Rover | Discovery | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | C240 | 2.6L | V6 | 2 Plugs Per Cylinder Required; OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | C320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | CL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | CL55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | CLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | CLK430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | CLK55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | E320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | E430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | ML320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | ML430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | ML55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | S430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | S500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | S55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | SL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mercedes-Benz | SLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2001 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2001 | Polaris | Magnum 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2001 | Polaris | Ranger 2x4 425 | -L | -- | Gap 0.028 (in); Plug Type Number RC12YC | |
| 2001 | Polaris | Ranger 4x4 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2001 | Polaris | Ranger 6x6 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2001 | Polaris | Sportsman 400 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2001 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.025 (in); Plug Type Number RC12YC | |
| 2001 | Polaris | Xpedition 425 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2001 | Rolls-Royce | Corniche | 6.8L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Saturn | LW300 | 3.0L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2001 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Subaru | Forester | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2001 | Subaru | Impreza | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2001 | Suzuki | Grand Vitara | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2001 | Volkswagen | Beetle | 2.0L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2001 | Volkswagen | Cabrio | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 2001 | Volkswagen | Jetta | 2.8L | V6 | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2000 | Bentley | Arnage | 4.4L | V8 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 2000 | Bentley | Arnage | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Bentley | Azure | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Bentley | Continental | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Cadillac | Catera | 3.0L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Hyundai | Sonata | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 2000 | INFINITI | QX4 | 3.3L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Isuzu | Rodeo | 2.2L | L4 | OE Type; Gap 0.042 (in); Plug Type Number RC12YC | |
| 2000 | Isuzu | Rodeo | 3.2L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 2000 | Jaguar | XJ8 | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Jaguar | XK8 | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Land Rover | Discovery | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Land Rover | Range Rover | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | C280 | 2.8L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | C43 AMG | 4.3L | V8 | 2 Plugs Per Cylinder Required; OE Type; Gap 0.032 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | CL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | CLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | CLK430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | E320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | E430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | ML320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | ML430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | ML55 AMG | 5.5L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | S430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | S500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | SL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2000 | Nissan | Frontier | 3.3L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Nissan | Pathfinder | 3.3L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Nissan | Quest | 3.3L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Nissan | Xterra | 2.4L | L4 | Gap 0.039 (in); Plug Type Number RC12YC | |
| 2000 | Nissan | Xterra | 3.3L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Polaris | Magnum 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2000 | Polaris | Ranger 6x6 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2000 | Polaris | Sportsman 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2000 | Polaris | Sportsman 500 6x6 | -L | -- | OE Type; Gap 0.025 (in); Plug Type Number RC12YC | |
| 2000 | Polaris | Xpedition 425 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 2000 | Rolls-Royce | Corniche | 6.8L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 2000 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 2000 | Subaru | Forester | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2000 | Subaru | Impreza | 2.5L | H4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2000 | Suzuki | Esteem | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 2000 | Suzuki | Esteem | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 2000 | Suzuki | Grand Vitara | 2.5L | V6 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 2000 | Volkswagen | Cabrio | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 2000 | Volkswagen | Jetta | 2.8L | V6 | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1999 | Bentley | Azure | 6.7L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1999 | Bentley | Azure | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1999 | Bentley | Continental | 6.8L | V8 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1999 | Cadillac | Catera | 3.0L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1999 | Hyundai | Sonata | 2.5L | V6 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 1999 | INFINITI | QX4 | 3.3L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1999 | Isuzu | Rodeo | 2.2L | L4 | OE Type; Gap 0.042 (in); Plug Type Number RC12YC | |
| 1999 | Isuzu | Rodeo | 3.2L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 1999 | Land Rover | Discovery | 4.0L | V8 | Series II | VIN # T, 4th Digit; Gap 0.040 (in); Plug Type Number RC12YC |
| 1999 | Land Rover | Range Rover | 4.0L | V8 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | C280 | 2.8L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | C43 AMG | 4.3L | V8 | 2 Plugs Per Cylinder Required; OE Type; Gap 0.032 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | CL500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | CL600 | 6.0L | V12 | 2 Plugs Per Cylinder Required; Gap 0.032 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | CLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | CLK430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | E320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | E430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | ML320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | ML430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | S320 | 3.2L | L6 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | S420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | S500 | 5.0L | V8 | Gap 0.039 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | S600 | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | SL500 | 5.0L | V8 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1999 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.039 (in); Plug Type Number RC12YC | |
| 1999 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1999 | Nissan | Frontier | 3.3L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1999 | Nissan | Pathfinder | 3.3L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1999 | Nissan | Quest | 3.3L | V6 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1999 | Polaris | Big Boss 500 6x6 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1999 | Polaris | Magnum 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1999 | Polaris | Ranger 6x6 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1999 | Polaris | Sportsman 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1999 | Polaris | Worker 500 | -L | -- | OE Type; Gap 0.036 (in); Plug Type Number RC12YC | |
| 1999 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1999 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1999 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1999 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 1999 | Suzuki | Esteem | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1999 | Suzuki | Esteem | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1999 | Volkswagen | Cabrio | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1999 | Volkswagen | Jetta | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1999 | Volkswagen | Jetta | 2.8L | V6 | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1998 | INFINITI | QX4 | 3.3L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1998 | Isuzu | Rodeo | 2.2L | L4 | OE Type; Gap 0.042 (in); Plug Type Number RC12YC | |
| 1998 | Isuzu | Rodeo | 3.2L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 1998 | Mazda | Protege | 1.5L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | C280 | 2.8L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | C43 AMG | 4.3L | V8 | 2 Plugs Per Cylinder Required; OE Type; Gap 0.032 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | CL500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | CL600 | 6.0L | V12 | 2 Plugs Per Cylinder Required; Gap 0.032 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | CLK320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | E320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | E430 | 4.3L | V8 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | ML320 | 3.2L | V6 | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | S320 | 3.2L | L6 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | S420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | S500 | 5.0L | V8 | Gap 0.039 (in); Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | S600 | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | SL500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.039 (in); Plug Type Number RC12YC | |
| 1998 | Mercury | Villager | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1998 | Nissan | 200SX | 1.6L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1998 | Nissan | Pathfinder | 3.3L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1998 | Nissan | Quest | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Polaris | Big Boss 500 6x6 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1998 | Polaris | Magnum 425 2x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1998 | Polaris | Magnum 425 4x4 | -L | -- | Gap 0.025 (in); Plug Type Number RC12YC | |
| 1998 | Polaris | Ranger 6x6 500 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1998 | Polaris | Sportsman 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1998 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1998 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1998 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1998 | Subaru | Forester | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 1998 | Subaru | Impreza | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 1998 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 1998 | Suzuki | Esteem | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Suzuki | Sidekick | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Suzuki | X-90 | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Volkswagen | Cabrio | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Volkswagen | Golf | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Volkswagen | Golf | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Volkswagen | Jetta | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1998 | Volkswagen | Jetta | 2.8L | V6 | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1997 | Dodge | Ram 1500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1997 | Dodge | Ram 2500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1997 | Dodge | Ram 3500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1997 | Hyundai | Tiburon | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1997 | INFINITI | QX4 | 3.3L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1997 | Isuzu | Rodeo | 3.2L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 1997 | Jaguar | XJ6 | 4.0L | L6 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1997 | Mazda | Protege | 1.5L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | C230 | 2.3L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | C280 | 2.8L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | C36 AMG | 3.6L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | E320 | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | E420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | S320 | 3.2L | L6 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | S420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | S500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | S600 | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | SL320 | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | SL500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1997 | Mercury | Villager | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1997 | Nissan | 200SX | 1.6L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1997 | Nissan | Pathfinder | 3.3L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1997 | Nissan | Quest | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Polaris | Magnum 425 2x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1997 | Polaris | Magnum 425 4x4 | -L | -- | Gap 0.025 (in); Plug Type Number RC12YC | |
| 1997 | Polaris | Magnum 425 6x6 | -L | -- | Gap 0.025 (in); Plug Type Number RC12YC | |
| 1997 | Polaris | Sportsman 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1997 | Polaris | Xplorer 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1997 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1997 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1997 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1997 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 1997 | Suzuki | Esteem | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Suzuki | Sidekick | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Suzuki | X-90 | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Toyota | Corolla | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Volkswagen | Cabrio | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Volkswagen | Golf | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Volkswagen | Golf | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Volkswagen | Jetta | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1997 | Volkswagen | Jetta | 2.8L | V6 | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1996 | Dodge | B1500 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | B1500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | B2500 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | B2500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | B2500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | B3500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | B3500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | Dakota | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | Dakota | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | Ram 1500 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | Ram 1500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | Ram 1500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | Ram 2500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | Ram 2500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Dodge | Ram 3500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1996 | Ford | Escort | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1996 | Isuzu | Rodeo | 3.2L | V6 | Gap 0.042 (in); Plug Type Number RC12YC | |
| 1996 | Jaguar | Vanden Plas | 4.0L | L6 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1996 | Jaguar | XJ6 | 4.0L | L6 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1996 | Jeep | Grand Cherokee | 5.2L | V8 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1996 | Mazda | Protege | 1.5L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | C220 | 2.2L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | C280 | 2.8L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | C36 AMG | 3.6L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | E320 | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | S320 | 3.2L | L6 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | S420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | S500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | S600 | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | SL320 | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | SL500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1996 | Mercury | Villager | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Mitsubishi | Eclipse | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1996 | Nissan | 200SX | 1.6L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1996 | Nissan | Pathfinder | 3.3L | V6 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1996 | Nissan | Quest | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Polaris | Magnum 425 2x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1996 | Polaris | Magnum 425 4x4 | -L | -- | Gap 0.025 (in); Plug Type Number RC12YC | |
| 1996 | Polaris | Magnum 425 6x6 | -L | -- | Gap 0.025 (in); Plug Type Number RC12YC | |
| 1996 | Polaris | Sportsman 500 4x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1996 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1996 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1996 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1996 | Subaru | Legacy | 2.5L | H4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 1996 | Suzuki | Esteem | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Suzuki | Sidekick | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Suzuki | X-90 | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Toyota | Corolla | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Volkswagen | Cabrio | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Volkswagen | Golf | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Volkswagen | Golf | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Volkswagen | Jetta | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1996 | Volkswagen | Passat | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Dodge | B1500 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | B1500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | B2500 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | B2500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | B2500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | B3500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | B3500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | Dakota | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | Dakota | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | Ram 1500 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | Ram 1500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | Ram 1500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | Ram 2500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | Ram 2500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Dodge | Ram 3500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1995 | Ford | Escort | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1995 | Jeep | Grand Cherokee | 5.2L | V8 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1995 | Kia | Sportage | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mazda | Protege | 1.5L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | C220 | 2.2L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | C280 | 2.8L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | C36 AMG | 3.6L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | E320 | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | E420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | S320 | 3.2L | L6 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | S420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | S500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | S600 | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | SL320 | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | SL500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1995 | Mercury | Villager | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Nissan | 200SX | 1.6L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1995 | Nissan | Pickup | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Nissan | Quest | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Polaris | Magnum 425 2x4 | -L | -- | OE Type; Gap 0.028 (in); Plug Type Number RC12YC | |
| 1995 | Polaris | Magnum 425 4x4 | -L | -- | Gap 0.025 (in); Plug Type Number RC12YC | |
| 1995 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1995 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1995 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1995 | Suzuki | Esteem | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Toyota | 4Runner | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Toyota | Celica | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Toyota | Corolla | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Toyota | MR2 | 2.0L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1995 | Volkswagen | Cabrio | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Volkswagen | Golf | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Volkswagen | Golf | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Volkswagen | Jetta | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1995 | Volkswagen | Passat | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Chevrolet | Beretta | 2.3L | L4 | Gap 0.035 (in); Plug Type Number RC12YC | |
| 1994 | Dodge | B150 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | B150 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | B250 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | B250 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | B250 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | B350 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | B350 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Colt | 1.8L | L4 | Gap 0.044 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Dakota | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Dakota | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Ram 1500 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Ram 1500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Ram 1500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Ram 2500 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Ram 2500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Dodge | Ram 3500 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1994 | Ford | Escort | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1994 | Jeep | Grand Cherokee | 5.2L | V8 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | C220 | 2.2L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | C280 | 2.8L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | E320 | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | E420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | E500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | S320 | 3.2L | L6 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | S420 | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | S500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | S600 | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | SL320 | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | SL500 | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mercedes-Benz | SL600 | 6.0L | V12 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1994 | Mercury | Capri | 1.6L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1994 | Mercury | Villager | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Mitsubishi | Expo LRV | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1994 | Mitsubishi | Expo LRV | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1994 | Nissan | Quest | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Oldsmobile | Achieva | 2.3L | L4 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1994 | Plymouth | Colt | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1994 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1994 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1994 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1994 | Toyota | 4Runner | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Toyota | Celica | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Toyota | Corolla | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Toyota | Corolla | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Toyota | MR2 | 2.0L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1994 | Volkswagen | Golf | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Volkswagen | Golf | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1994 | Volkswagen | Jetta | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Chevrolet | Beretta | 2.3L | L4 | Gap 0.035 (in); Plug Type Number RC12YC | |
| 1993 | Dodge | B150 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | B150 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | B250 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | B250 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | B250 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | B350 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | B350 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | Colt | 1.8L | L4 | Gap 0.044 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | D150 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | D150 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | D150 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | D250 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | D250 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | D250 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | D350 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | Dakota | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | Dakota | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | Ramcharger | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | Ramcharger | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | W150 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | W150 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | W150 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | W250 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | W250 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Dodge | W350 | 5.9L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1993 | Ford | Escort | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1993 | Jeep | Grand Cherokee | 5.2L | V8 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1993 | Jeep | Grand Wagoneer | 5.2L | V8 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1993 | Mazda | Miata | 1.6L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 300CE | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 300E | 2.8L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 300E | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 300SE | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 300SL | 3.0L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 300TE | 3.2L | L6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 400E | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 400SEL | 4.2L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 500E | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 500SEC | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 500SEL | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 500SL | 5.0L | V8 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 600SEC | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 600SEL | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercedes-Benz | 600SL | 6.0L | V12 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mercury | Capri | 1.6L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1993 | Mercury | Villager | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Mitsubishi | Expo LRV | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1993 | Mitsubishi | Expo LRV | 2.4L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1993 | Mitsubishi | Galant | 2.0L | L4 | Gap 0.044 (in); Plug Type Number RC12YC | |
| 1993 | Nissan | Quest | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Oldsmobile | Achieva | 2.3L | L4 | OE Type; Gap 0.035 (in); Plug Type Number RC12YC | |
| 1993 | Plymouth | Colt | 1.8L | L4 | OE Type; Gap 0.044 (in); Plug Type Number RC12YC | |
| 1993 | Saturn | SC2 | 1.9L | L4 | 0.040 inch gap, Plug Type Number RC12YC | |
| 1993 | Saturn | SL2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1993 | Saturn | SW2 | 1.9L | L4 | OE Type; Gap 0.040 (in); Plug Type Number RC12YC | |
| 1993 | Suzuki | Swift | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Toyota | 4Runner | 3.0L | V6 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Toyota | Celica | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Toyota | Celica | 2.0L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1993 | Toyota | Corolla | 1.6L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Toyota | Corolla | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Toyota | MR2 | 2.0L | L4 | Gap 0.032 (in); Plug Type Number RC12YC | |
| 1993 | Volkswagen | Golf | 1.8L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Volkswagen | Golf | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1993 | Volkswagen | Jetta | 2.0L | L4 | OE Type Spark Plug, Gap 0.032 (in), Plug Type Number RC12YC | |
| 1992 | Dodge | B150 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | B150 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | B250 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | B250 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | B350 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | Colt | 1.8L | L4 | Gap 0.044 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | D150 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | D150 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | D250 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | D250 | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | Dakota | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | Dakota | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | Ramcharger | 5.2L | V8 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC | |
| 1992 | Dodge | W150 | 3.9L | V6 | Gap 0.035 (in); Actual OE Part; Plug Type Number RC12YC |
Part Attributes
-
0.1
-
Nickel
-
Champion Copper Plus
-
Non-Removable Nut
-
J Gap
-
Nickel
-
Nickel Copper Alloy
-
1
-
J Gap
-
0.625
-
15.880
-
Hex
-
1.99
-
0.06
-
0.06
-
12
-
RC12YC
-
0.035
-
0.89
-
0.75
-
Yes
-
Flat
-
No
-
0.25
-
0.551
-
14.000