Denso 671-6064 Spark Plug Wire Set

Reliable Ignition Wire Set for Buick, Oldsmobile, and Pontiac Models

The Denso 7mm Spark Plug Wire Set 671-6064 is designed to provide consistent ignition performance for select Buick, Oldsmobile, and Pontiac vehicles. 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
• 7.00 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 complete replacement

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 electrical insulation. This line is engineered to meet the specific requirements of ignition systems in various GM vehicles, including Buick, Oldsmobile, and Pontiac models. The 7mm wires provide reliable spark transmission while maintaining resistance to heat and wear.

Product Details and Specifications

This spark plug wire set features silicone boots that offer enhanced heat resistance compared to standard rubber boots, helping to maintain performance under high engine temperatures. 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 angle of the spark plug end boots allows for proper routing and fitment in engine bays of compatible vehicles. The set includes six straight spark plug end boots, suitable for six-cylinder engines found in models like the Buick LeSabre and Pontiac Bonneville.

Compatible Vehicles and Applications

• Buick 88, LeSabre, Lucerne, Park Avenue, LSS
• Oldsmobile 88
• Pontiac Bonneville

• Resolves ignition misfires caused by worn or damaged spark plug wires
• Eliminates electrical interference and crossfire issues
• Restores proper spark delivery for improved engine performance
• Prevents voltage leaks due to cracked or brittle insulation
• Addresses poor fuel economy related to ignition system faults

Installation Notes and Tips

When installing the Denso 671-6064 spark plug wire set, ensure that each wire is routed away from hot engine components and moving parts to prevent premature wear. Confirm that the female terminals are fully seated on both the distributor coil and spark plugs for secure connections. It is recommended to replace all wires in the set simultaneously to maintain balanced ignition performance.

Quality Assurance and Warranty

Denso spark plug wire sets are manufactured to meet OEM specifications for fit, form, and function. The 671-6064 part number undergoes rigorous quality control to ensure durability and consistent electrical performance. While specific warranty details may vary, Denso products typically include coverage against defects in materials and workmanship.