HomeIgnition > Ignition Wire and Related ComponentsDenso 671-6073 Spark Plug Wire Set
Part #: 671-6073

Denso 671-6073 Spark Plug Wire Set

8mm
⚙️ 17 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦8mm
🚗Fitment: Ford, Ranger and Bronco II
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Overview of Denso 8mm Spark Plug Wire Set 671-6073

The Denso 8mm Spark Plug Wire Set 671-6073 is designed for reliable ignition performance in Ford Bronco II and Ranger models. This set features silicone spark plug boots and precise terminal configurations to ensure consistent electrical conductivity and durability.

  • Silicone spark plug boot material for heat resistance and flexibility
  • 8.00 mm insulation outside diameter for optimal electrical insulation
  • Female distributor coil end terminal type for secure connection
  • Female spark plug end terminal type with 180-degree boot angle
  • Includes 5 angled and 1 straight spark plug end boots for proper fitment

Detailed Product Description

The Denso 8mm spark plug wire set (part number 671-6073) is engineered to meet the ignition system requirements of Ford Bronco II and Ranger vehicles. The silicone spark plug boots provide excellent resistance to heat and environmental factors, maintaining integrity under demanding engine conditions. The 8.00 mm insulation diameter offers effective protection against electrical interference and arcing, ensuring stable spark delivery.

This set includes female terminals on both the distributor coil end and spark plug end, with the spark plug boots designed at a 180-degree angle to accommodate engine layout and ease of installation. The configuration of five angled boots and one straight boot matches the specific routing needs of the ignition system in these Ford models.

About the Denso 8mm Brand Line

The Denso 8mm brand line focuses on ignition wire sets with an 8.00 mm insulation diameter, balancing durability and electrical performance. This line is tailored for vehicles requiring robust spark plug wires that resist heat and electrical interference, making it suitable for the Ford Bronco II and Ranger applications covered by part number 671-6073.

Common Applications and Issues Addressed

  • Replacement for worn or damaged spark plug wires in Ford Bronco II and Ranger
  • Eliminates misfires caused by cracked or degraded insulation
  • Prevents electrical arcing and interference affecting ignition timing
  • Improves engine starting reliability and smoothness
  • Addresses poor fuel economy related to ignition inefficiency

Installation Notes and Tips

  • Ensure the correct routing of angled and straight boots to avoid wire strain
  • Verify secure connections at both distributor coil and spark plug ends
  • Handle silicone boots carefully to maintain flexibility and prevent damage
  • Replace spark plug wires in sets to maintain balanced ignition performance

Quality Assurance and Warranty

Denso spark plug wire sets are manufactured to meet OEM specifications for fit and function. The 671-6073 part number undergoes quality control to ensure consistent electrical performance and durability. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized distributor.

BrandDenso
Part Number671-6073
Position8mm
Bushing Material5
Distributor Coil End Terminal TypeFemale
Insulation Outside Diameter8.00
Spark Plug Boot MaterialSilicone
Spark Plug End Boot Degree180
Spark Plug End Boot Quantity Straight1
Spark Plug End Terminal TypeFEMALE

This part fits 17 vehicles. Search below:

YearMakeModelPositionNotes
1992FordRangerN/A8mm
1991FordRangerN/A8mm
1990FordBronco IIN/A8mm
1990FordRangerN/A8mm
1989FordBronco IIN/A8mm
1989FordRangerN/A8mm
1988FordBronco IIN/A8mm
1988FordRangerN/A8mm
1987FordBronco IIN/A8mm
1987FordRangerN/A8mm
1986FordBronco IIN/A8mm
1986FordRangerN/A8mm
1985FordBronco IIN/A8mm
1985FordRangerN/A8mm
1984FordBronco IIN/A8mm
1984FordRangerN/A8mm
1983FordRangerN/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:

16-816C

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