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. Built with a nickel center electrode tip and a flat seat type, this spark plug ensures durability and reliable performance. Its precision machine-rolled threads minimize the risk of seizing or cross-threading, making it ideal for use in delicate aluminum heads. Designed to last twice as long as most conventional plugs, it offers a lifespan exceeding 30,000 miles, making it a cost-effective choice for long-term use. With a wide range of part numbers, it is compatible with thousands of applications, including classic and collector cars. Each plug is 100 percent pre-fired to guarantee dependable operation, delivering OE-level performance you can trust. Whether you're maintaining a daily driver or restoring a vintage vehicle, this U-Groove spark plug is engineered to meet your needs with exceptional quality and value.

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