Denso 671-6087 Spark Plug Wire Set

Denso 8mm Spark Plug Wire Set

Denso First Time Fit ignition wire sets are built to match the form, fit, color, and performance of the original factory wires. This 8mm spark plug wire set uses silicone spark plug boot material and OE-style terminal design for direct replacement service on select Ford and Mazda applications.

• 8.00 mm insulation outside diameter
• Silicone spark plug boot material for heat resistance and flexibility
• 115-degree spark plug end boot angle
• Female spark plug end terminal type
• Male distributor or coil end terminal type
• OE-style construction built to meet or exceed OE/OES standards

OE-Style Fit and Construction

The Denso 671-6087 is part of the First Time Fit line, a product line focused on direct-fit ignition service parts that mirror original equipment specifications. For drivers servicing a Ford Aerostar, Ford Ranger, or Mazda B3000, this wire set supports factory-style routing and connection points while maintaining the 8mm wire diameter specified for these applications. The Denso 671-6087 is also listed under common cross-reference numbers such as NGK FDZ053 and Bosch 09737 for the same application.

Vehicle Fitment

• Fits 1996-1997 Ford Aerostar, N/A
• Fits 1996-1997 Ford Ranger, N/A
• Fits 1995-1996 Mazda B3000, N/A
• Fits 1995 Ford Ranger, N/A w/o Distributor; 8mm

Common Uses

• Replacing worn or heat-damaged spark plug wires
• Restoring weak ignition transfer caused by cracked insulation
• Correcting misfire symptoms related to deteriorated wire boots
• Addressing hard-start or rough-idle conditions tied to ignition wire wear
• Replacing aging OE wires on Ford Ranger, Ford Aerostar, and Mazda B3000 applications

Installation Notes

Verify engine configuration and ignition layout before installation, especially for the 1995 Ford Ranger listing noted as w/o distributor. Match each lead to the correct routing path and terminal style, and confirm the 115-degree spark plug boot orientation clears nearby components. Inspect plugs, cap, and coil connections during replacement to help ensure a clean ignition service.

Quality Assurance

Denso First Time Fit ignition wire sets are engineered to meet or exceed OE/OES standards for form and performance. The 8mm construction, silicone boots, and OE-style terminals are selected to support consistent ignition connection quality in the listed Ford and Mazda applications.