ABOUT THIS PRODUCT

The U-Groove Spark Plug features a patented U-groove ground electrode design that enhances ignitability, allowing for leaner fuel mixtures and improved engine efficiency. Crafted with precision machine-rolled threads, it minimizes the risk of seizing or cross-threading in delicate aluminum heads, ensuring a hassle-free installation. Built with a durable nickel center electrode tip and a flat seat type, this spark plug is engineered for longevity, lasting twice as long as most conventional plugs and exceeding 30,000 miles of reliable performance. Its wide range of part numbers makes it compatible with thousands of applications, including classic and collector cars, offering versatility for various engine types. Each plug is 100 percent pre-fired to guarantee dependable operation right out of the box. Designed for OE performance, this spark plug delivers exceptional value by combining durability, efficiency, and compatibility in one high-quality component.

Product Features:

• Patented U-groove ground electrode design fires leaner mixtures than conventional plugs
• Precision machine-rolled threads reduce seizing and cross-threading in delicate aluminum heads
• Wide range of part numbers for thousands of applications, including classic and collector cars
• Lasts twice as long as most conventional plugs
• 100 percent pre-fired to assure reliable operation
• U-Groove Conventional