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 secure and hassle-free installation. Built with a nickel center electrode tip and a flat seat type, this spark plug is engineered for durability and consistent performance. It boasts a lifespan of over 30,000 miles, lasting twice as long as most conventional plugs, making it a reliable and cost-effective choice. With a wide range of part numbers available, it is compatible with thousands of applications, including classic and collector cars. Each plug is 100 percent pre-fired to guarantee dependable operation, delivering OE-level performance you can trust.

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