ABOUT THIS PRODUCT

The U-Groove Spark Plug features a patented U-groove ground electrode design that enhances ignitability, allowing it to fire leaner fuel mixtures for improved engine efficiency. Built with precision machine-rolled threads, it minimizes the risk of seizing or cross-threading in delicate aluminum heads, ensuring a hassle-free installation. Its nickel center electrode tip material and flat seat type contribute to reliable performance, while its durability ensures a lifespan twice as long as most conventional plugs. Pre-fired for consistent operation, this spark plug is compatible with a wide range of vehicles, including classic and collector cars, making it a versatile choice for various applications. Designed to deliver OE performance and a lifespan exceeding 30,000 miles, it offers exceptional value and long-lasting dependability for your engine's needs.

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