Champion 438 Spark Plug
OE Quality 60-Day Returns
Champion
 Copper Plus

Champion 438 Spark Plug

Brand Champion 438
Center Electrode Tip Material Nickel
Classification Champion Copper Plus
Electrical Terminal Type Non-Removable Nut
Ground Electrode Core Material Nickel
Ground Electrode Quantity 1
Hex Size 0.625
Hex Size 15.880
Hex Type Hex
Insulator Height 0.29
Manufacturer Heat Range 12
Plug Type RC12ECC
Pre-Gap Size 0.035
Pre-Gap Size 0.90
Reach 0.75
Resistor Type Yes
Seat Type Flat
Thread Diameter 0.551
Thread Diameter 14.000
Product line Copper Plus
Fits Dodge and Jeep · 49 vehicles

Copper core electrode. Improves conductivity and heat control for dependable performance.

Nickel electrode materials. Built with nickel center and ground electrodes for steady wear.

Resistor design. Helps reduce electrical noise in the ignition system.

Cross-references Carlson 7917, Mopar SP000ZFR5N and 56041402AB for the same application. See all 6.

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Champion Copper Plus 438 Spark Plug

Champion Copper Plus 438 is a replacement spark plug built for dependable ignition performance and stable heat control. Its copper core electrode supports strong conductivity, while nickel center and ground electrode materials help deliver consistent wear characteristics for everyday driving.

Key Features

  • Copper core electrode for improved conductivity and heat control
  • Nickel center electrode tip and nickel ground electrode core material
  • Pre-gapped at 0.035 in. / 0.90 mm
  • Resistor type spark plug with non-removable nut terminal
  • Flat seat design, 14 mm thread diameter, 0.75 in. reach
  • Champion Copper Plus classification, plug type RC12ECC

Product Details

The Champion Copper Plus line focuses on straightforward OE-style ignition service with a copper core for efficient energy transfer and thermal management. Part number 438 is identified as plug type RC12ECC and is listed as an actual OE part for several Chrysler, Dodge, and Jeep applications. It is a direct-fit spark plug for vehicles such as the Dodge Ram 1500, Dodge Viper, Jeep Grand Cherokee, Jeep TJ, Jeep Wrangler, and Jeep Cherokee across the confirmed model years.

This part cross-references Mopar SP000ZFR5N for the same application.

Common Issues This Spark Plug Can Address

  • Hard starting caused by worn or fouled spark plugs
  • Rough idle from inconsistent spark delivery
  • Misfire conditions related to excessive electrode wear
  • Reduced throttle response from degraded ignition performance
  • Maintenance replacement for OE-style ignition service

Installation Notes

Verify the plug type, thread diameter, reach, seat type, and terminal style before installation. The pre-gap is listed at 0.035 in., which matches the confirmed fitment notes for the vehicles shown. Use the vehicle service specification for final torque and inspect ignition wires or coil boots during replacement. Fits 2004-2006 Dodge Ram 1500, N/A. Fits 2003-2006 Dodge Viper, N/A. Fits 2005-2006 Jeep TJ, N/A. Fits 2005-2006 Jeep Wrangler, N/A. Fits 1999-2004 Jeep Grand Cherokee, N/A. Fits 1999-2004 Jeep TJ, N/A. Fits 1999-2004 Jeep Wrangler, N/A. Fits 1996-2002 Dodge Dakota, N/A. Fits 1999-2001 Jeep Cherokee, N/A.

Quality Assurance

Champion Copper Plus spark plugs are built around OE-style specifications and material choices for consistent ignition service. Part number 438 is matched to confirmed Chrysler, Dodge, and Jeep applications using the listed plug type and dimensions.

Related reading

This part fits 49 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006DodgeRam 15008.3LV10N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2006DodgeViper8.3LV10N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2006JeepTJ4.0LL6N/AOE Type; Gap 0.035 (in); Plug Type Number RC12ECC; Copper Plus
2006JeepWrangler4.0LL6N/AOE Type; Gap 0.035 (in); Plug Type Number RC12ECC; Copper Plus
2005DodgeRam 15008.3LV10N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2005DodgeViper8.3LV10N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2005JeepTJ4.0LL6N/AOE Type; Gap 0.035 (in); Plug Type Number RC12ECC; Copper Plus
2005JeepWrangler4.0LL6N/AOE Type; Gap 0.035 (in); Plug Type Number RC12ECC; Copper Plus
2004DodgeRam 15008.3LV10N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2004DodgeViper8.3LV10N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2004JeepGrand Cherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2004JeepTJ4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2004JeepWrangler4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2003DodgeViper8.3LV10N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2003JeepGrand Cherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2003JeepTJ4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2003JeepWrangler4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2002DodgeDakota2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2002JeepGrand Cherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2002JeepTJ2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2002JeepTJ4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2002JeepWrangler2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2002JeepWrangler4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2001DodgeDakota2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2001JeepCherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2001JeepGrand Cherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2001JeepTJ2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2001JeepTJ4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2001JeepWrangler2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2001JeepWrangler4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2000DodgeDakota2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2000JeepCherokee2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2000JeepCherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2000JeepGrand Cherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2000JeepTJ2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2000JeepTJ4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2000JeepWrangler2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
2000JeepWrangler4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1999DodgeDakota2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1999JeepCherokee2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1999JeepCherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1999JeepGrand Cherokee4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1999JeepTJ2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1999JeepTJ4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1999JeepWrangler2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1999JeepWrangler4.0LL6N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1998DodgeDakota2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1997DodgeDakota2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
1996DodgeDakota2.5LL4N/AGap 0.035 (in); Actual OE Part; Plug Type Number RC12ECC; Copper Plus
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Carlson — 7917Mopar — SP000ZFR5N56041402ABQJ16ARURC12ECCZFR5N