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 nickel center electrode tip and a flat seat type, this spark plug is engineered for durability and consistent performance. It is pre-fired 100 percent to guarantee reliable operation right out of the box and lasts twice as long as most conventional plugs, delivering over 30,000 miles of dependable use. With a wide range of part numbers available, it is compatible with thousands of applications, including classic and collector cars. This spark plug is the perfect blend of innovation and reliability, making it an excellent choice for maintaining optimal engine performance.

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