Denso 671-4246 Spark Plug Wire Set

Overview of Denso 7mm Spark Plug Wire Set 671-4246

The Denso 7mm Spark Plug Wire Set 671-4246 is designed for reliable ignition performance in select Subaru models. Engineered with durable materials and precise terminal configurations, this set supports consistent spark delivery for vehicles like the Subaru Forester, Outback, and Impreza.

• Silicone PBT silicone spark plug boot material for heat resistance
• 7.00 mm insulation outside diameter for optimal electrical insulation
• Female distributor coil end terminals for secure connection
• 90-degree angled female spark plug end boots, quantity of 4
• Compatible with Subaru Baja, Forester, Impreza, Legacy, and Outback models

Detailed Product Features and Specifications

This spark plug wire set features silicone PBT silicone boots that provide excellent heat resistance and durability, essential for maintaining ignition integrity under high engine temperatures. The 7mm insulation outside diameter ensures effective electrical insulation, reducing the risk of crossfire or misfires. Both the distributor coil end and spark plug end terminals are female, with the spark plug end boots angled at 90 degrees to fit tightly in confined engine spaces. The set includes four angled spark plug end boots, matching the ignition requirements of the specified Subaru models.

About the Denso 7mm Brand Line

The Denso 7mm brand line focuses on ignition wire sets with a 7.00 mm insulation diameter, balancing flexibility and durability. This line is engineered to meet the ignition system demands of various vehicles, including Subaru models, by providing consistent electrical performance and resistance to heat and wear. The 7mm insulation size is a standard dimension that supports reliable spark transmission while fitting within tight engine compartments.

Compatible Vehicles and Common Applications

• Subaru Baja ignition wire replacement
• Subaru Forester spark plug wire set upgrade
• Subaru Impreza ignition system maintenance
• Subaru Legacy spark plug wire replacement
• Subaru Outback ignition wire repair

Installation Notes and Tips

• Ensure engine is cool before installation to avoid burns
• Verify correct routing of wires to prevent contact with hot or moving parts
• Check that female terminals are securely connected to distributor coil and spark plugs
• Replace wires one at a time to maintain proper firing order
• Inspect boots for proper seating at 90-degree spark plug ends

Quality Assurance and Warranty

Denso spark plug wire sets are manufactured to meet OEM specifications for fit and function. The 671-4246 part number undergoes rigorous quality control to ensure durability and consistent ignition performance. While specific warranty details may vary, Denso products typically include coverage against defects in materials and workmanship.