NGK 51372 Spark Plug Wire Set

Reliable Ignition Performance for GM Vehicles

The NGK Spark Plug Wire Set 51372 is designed specifically for select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Engineered to deliver consistent ignition performance, this spark plug wire set ensures efficient power transfer and noise suppression for smooth engine operation.

• Insulation Color: Blue for easy identification
• Durable silicone insulation material
• Noise suppression technology included
• Smag core material for reliable conductivity
• Specific fitment for GM vehicles including Bonneville, Caprice, Firebird, and more
• Insulation outside diameter of 8.00 mm
• Part Number Rc-gmz009, Stock Number 51372

About the NGK Spark Plug Wire Set Line

The NGK Spark Plug Wire Set line focuses on delivering ignition wire sets tailored to specific vehicle applications. This approach ensures optimal fit and function, reducing the risk of misfires and electrical interference. The 51372 set is part of this line, providing a precise match for various GM models to maintain factory-level ignition system performance.

Product Details and Specifications

This spark plug wire set features a silicone insulation material that offers excellent heat resistance and flexibility, suitable for demanding engine environments. The blue insulation color aids in quick identification during maintenance. The Smag core material enhances electrical conductivity while the integrated noise suppression reduces electromagnetic interference, protecting sensitive vehicle electronics. With an insulation outside diameter of 8.00 mm, these wires balance durability and performance. The set is designed for specific fitment, compatible with Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models such as the Bonneville, Brougham, Caprice, Firebird, and others.

Common Applications and Issues Addressed

• Replacement for worn or damaged spark plug wires
• Eliminates engine misfires caused by faulty ignition wires
• Reduces radio frequency interference affecting vehicle electronics
• Restores proper ignition timing and spark delivery
• Improves engine starting and overall performance

Installation Notes and Tips

Ensure the engine is cool before beginning installation. Remove old spark plug wires one at a time to avoid mixing connections. Match the wire length and routing to the original setup for optimal performance. Verify secure connections at both the spark plug and ignition coil ends. Use dielectric grease if recommended by the vehicle manufacturer to improve connection and prevent moisture intrusion.

Quality Assurance and Warranty

NGK maintains strict quality control standards for its ignition components. The 51372 spark plug wire set is manufactured to meet or exceed OEM specifications for fit and function. While specific warranty details are not provided here, NGK products typically come with a limited warranty against defects in materials and workmanship. Consult NGK or your parts provider for exact warranty terms.