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 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 durable operation, while its 100% pre-fired construction guarantees dependable ignition. With a wide range of part numbers available, its compatible with thousands of applications, including classic and collector cars, making it a versatile and valuable choice for any vehicle.

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