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 to last, this spark plug offers twice the lifespan of most conventional plugs, delivering over 30,000 miles of reliable performance. Its nickel center electrode tip ensures consistent spark delivery, while the flat seat type guarantees a secure fit. Pre-fired for dependable operation, it is compatible with a wide range of vehicles, including classic and collector cars. This spark plug is a perfect blend of durability, performance, and value, 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