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 to last twice as long as most conventional plugs, this spark plug delivers reliable performance for over 30,000 miles. Its nickel center electrode tip and flat seat type provide consistent and dependable operation, while the 100% pre-fired construction guarantees reliability right out of the box. 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 choice for drivers seeking durability, efficiency, and OE-level 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