Denso 671-8007 Spark Plug Wire Set

Reliable Ignition Wire Set for Classic GM Vehicles

The Denso 8mm Spark Plug Wire Set (Part Number 671-8007) is engineered to provide consistent ignition performance for a range of Buick, Chevrolet, GMC, Oldsmobile, and Pontiac models. Designed with durable silicone boots and precise terminal configurations, this set ensures optimal spark delivery and engine efficiency.

• Silicone spark plug boot material for heat resistance and durability
• 8.00mm insulation outside diameter for effective electrical insulation
• Female distributor coil end terminals for secure connection
• Female spark plug end terminals with 90-degree angled boots (6 angled, 2 straight)
• Compatible with multiple GM classic models including Camaro, Impala, and K5 Blazer

About the Denso 8mm Brand Line

The Denso 8mm brand line focuses on ignition wire sets with an 8.00mm insulation diameter, balancing flexibility and electrical insulation. This product line is designed to meet the specific ignition requirements of older GM vehicles, providing reliable spark plug wire performance with silicone boots that resist heat and wear. The 8mm wires offer a consistent fit and function for models requiring female terminals and angled spark plug boots.

Product Details and Specifications

This spark plug wire set features silicone boots that provide excellent resistance to heat and environmental factors, extending the life of the ignition wires. The female terminal type on both the distributor coil end and spark plug end ensures a secure and stable connection. The set includes six 90-degree angled spark plug boots and two straight boots, accommodating the specific routing needs of various engine configurations. The 8.00mm insulation diameter offers effective protection against electrical interference and arcing, maintaining ignition system integrity.

Compatible Vehicles and Applications

• Buick models such as Century, LeSabre, and Regal
• Chevrolet trucks including C10, C1500, and K10 Suburban
• GMC trucks like C2500, K20, and K1500 Suburban
• Oldsmobile models including Cutlass Supreme and Delta 88
• Pontiac vehicles such as Firebird, Grand Prix, and Bonneville

Common Issues Addressed by This Spark Plug Wire Set

• Misfiring or rough engine idle due to worn or damaged ignition wires
• Reduced engine performance caused by poor spark delivery
• Electrical interference affecting ignition system operation
• Heat-related wire degradation in older ignition components
• Loose or corroded terminal connections leading to ignition failure

Installation Notes and Tips

When installing the Denso 671-8007 spark plug wire set, ensure the correct routing of angled and straight boots to match the engine’s spark plug and distributor coil layout. Verify that all female terminals are securely connected to prevent arcing or misfires. It is recommended to replace all wires simultaneously to maintain balanced ignition performance. Use dielectric grease on terminals to improve connection and ease future removal.

Quality Assurance and Warranty

Denso ignition wire sets are manufactured to meet OEM specifications for fit and function. The use of high-quality silicone boots and precise terminal construction supports long-term durability. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship to ensure reliability in automotive ignition applications.