Denso 671-6009 Spark Plug Wire Set

Reliable Ignition Wire Set for Buick, Chevrolet, Oldsmobile, Pontiac

The Denso 8mm Spark Plug Wire Set (Part Number 671-6009) is designed to provide consistent ignition performance for select Buick, Chevrolet, Oldsmobile, and Pontiac models. Engineered with durable silicone boots and precise terminal configurations, this set ensures reliable spark delivery and optimal 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 terminals for secure connections
• 180-degree spark plug end boot angle for proper fitment
• Includes six straight spark plug end boots for comprehensive coverage

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 various GM vehicles, including Buick, Chevrolet, Oldsmobile, and Pontiac models. The 8mm wires provide reliable spark transmission while maintaining resistance to heat and wear, making them suitable for demanding ignition system applications.

Product Details and Specifications

This spark plug wire set features silicone boots that offer enhanced heat resistance and longevity compared to standard rubber boots. The female terminal design on both the distributor coil end and spark plug end ensures a secure and stable connection, reducing the risk of misfires. The 180-degree spark plug end boot angle allows for proper routing and fitment in engine bays with limited space. With six straight spark plug end boots included, this set covers all necessary connections for compatible vehicles.

Compatible Vehicles and Common Applications

• Buick models: 88, 98, LeSabre, Park Avenue
• Chevrolet models: Lumina APV, Trans Sport
• Oldsmobile models: Reatta, Regal, Silhouette
• Pontiac models: Bonneville, Riviera, Toronado

This wire set is ideal for addressing ignition issues such as misfires, poor engine performance, rough idling, and difficulty starting in the listed vehicles.

Installation Notes and Tips

• Ensure the engine is cool before installation to avoid burns
• Replace wires one at a time to maintain correct firing order
• Check for proper seating of female terminals on both coil and spark plugs
• Route wires away from hot engine components and moving parts
• Verify the 180-degree boot angle aligns with spark plug orientation

Quality Assurance and Warranty

Denso manufactures this 8mm spark plug wire set to meet OEM specifications for fit and function. The use of silicone boots and quality terminals supports durability under typical operating conditions. While specific warranty details are not provided, Denso products generally come with manufacturer-backed quality assurance to ensure reliable performance in compatible Buick, Chevrolet, Oldsmobile, and Pontiac vehicles.