HomeDenso 671-8014 Spark Plug Wire Set
Part #: 671-8014

Denso 671-8014 Spark Plug Wire Set

8mm
31 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$59.70Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
8mm
Fitment: Cadillac, DeVille, 60 Special, Commercial Chassis, Eldorado, Seville, Allante, and Fleetwood
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Ignition Wire Set for Cadillac Vehicles

The Denso 8mm Spark Plug Wire Set (Part Number 671-8014) is designed to provide consistent ignition performance for select Cadillac models. Engineered with durable silicone boots and precise terminal configurations, this set ensures optimal spark delivery and reliable engine operation.

  • Silicone spark plug boot material for heat resistance and durability
  • 8.00 mm insulation outside diameter for effective electrical insulation
  • Female distributor coil end terminal type for secure connection
  • 180-degree spark plug end boot angle for proper fitment
  • Female spark plug end terminal type with 8 straight boots included

About the Denso 8mm Brand Line

The Denso 8mm brand line focuses on ignition wire sets with an 8.00 mm insulation diameter, balancing flexibility and electrical insulation. This line is engineered to meet the specific requirements of ignition systems in various vehicles, including Cadillac models, providing reliable spark transmission and resistance to heat and wear.

Product Details and Specifications

This spark plug wire set features silicone boots that offer excellent resistance to high temperatures and environmental factors, helping to maintain a strong electrical connection over time. The female terminal types on both the distributor coil end and spark plug end ensure compatibility with the ignition components of Cadillac 60 Special, Allante, Commercial Chassis, DeVille, Eldorado, Fleetwood, and Seville models. The 180-degree spark plug end boot angle allows for proper routing and fitment in tight engine compartments. With eight straight spark plug end boots included, this set is designed to replace the entire ignition wire assembly for these vehicles.

Compatible Cadillac Models and Common Applications

  • Replacement for worn or damaged ignition wires on Cadillac 60 Special and Allante
  • Restores ignition performance in Cadillac DeVille and Eldorado
  • Addresses misfires and weak spark issues in Cadillac Fleetwood and Seville
  • Suitable for commercial chassis applications requiring reliable ignition wiring

Installation Notes and Tips

  • Ensure the engine is cool before installation to avoid burns
  • Match the spark plug wire lengths to the original set for proper routing
  • Verify the 180-degree boot orientation aligns with spark plug placement
  • Check for secure connections at both distributor coil and spark plug ends
  • Inspect other ignition components during installation for comprehensive maintenance

Quality Assurance and Warranty

Denso ignition wire sets are manufactured to meet OEM standards for fit and function. The use of silicone boots and precise terminal types supports long-term durability and consistent ignition performance. While specific warranty details for part number 671-8014 may vary, Denso products typically come with a limited warranty against defects in materials and workmanship.

BrandDenso
Part Number671-8014
Position8mm
Distributor Coil End Terminal TypeFemale
Insulation Outside Diameter8.00
Spark Plug Boot MaterialSilicone
Spark Plug End Boot Degree180
Spark Plug End Boot Quantity Straight8
Spark Plug End Terminal TypeFEMALE

This part fits 31 vehicles. Search below:

YearMakeModelPositionNotes
1995CadillacDeVilleN/A8mm
1994CadillacDeVilleN/A8mm
1993Cadillac60 SpecialN/A8mm
1993CadillacCommercial ChassisN/A8mm
1993CadillacDeVilleN/A8mm
1993CadillacEldoradoN/A8mm
1993CadillacSevilleN/A8mm
1992CadillacAllanteN/A8mm
1992CadillacCommercial ChassisN/A8mm
1992CadillacDeVilleN/A8mm
1992CadillacEldoradoN/A8mm
1992CadillacFleetwoodN/A8mm
1992CadillacSevilleN/A8mm
1991CadillacAllanteN/A8mm
1991CadillacCommercial ChassisN/A8mm
1991CadillacDeVilleN/A8mm
1991CadillacEldoradoN/A8mm
1991CadillacFleetwoodN/A8mm
1991CadillacSevilleN/A8mm
1990CadillacAllanteN/A8mm
1990CadillacCommercial ChassisN/A8mm
1990CadillacDeVilleN/A8mm
1990CadillacEldoradoN/A8mm
1990CadillacFleetwoodN/A8mm
1990CadillacSevilleN/A8mm
1989CadillacAllanteN/A8mm
1989CadillacCommercial ChassisN/AExc. Funeral Coach; 8mm
1989CadillacDeVilleN/A8mm
1989CadillacEldoradoN/A8mm
1989CadillacFleetwoodN/AExc. Funeral Coach; 8mm
1989CadillacSevilleN/A8mm

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

628B

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.