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 tapered seat type, this spark plug is engineered for long-lasting performance, outlasting most conventional plugs by twice the lifespan. Pre-fired to guarantee reliable operation, it 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, this spark plug offers exceptional value and reliability 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