E3 Spark Plugs E3.10 Premium Lawn and Garden Spark Plug with DiamondFIRE Technology, 14mm, 0.375-inch Reach, Gasket Seat, Pack of 1

The E3.10 lawn and garden spark plug is designed to optimize performance for 4-cycle, overhead valve small engines, making it the ideal choice for a wide variety of lawn and garden applications. Featuring a 14mm thread diameter and 0.375-inch reach with a gasket seat, this premium spark plug is built for durability and efficiency. The patented DiamondFIRE ground electrode delivers enhanced power, improved fuel efficiency, and a significant reduction in hydrocarbon emissions. Its innovative design helps to create an edge-to-edge spark path, promoting more complete combustion and better overall engine performance. This spark plug's design also minimizes carbon buildup, significantly extending its life while maintaining optimal performance for longer periods. Compatible with Champion plugs such as J17LM, J19LM, J8C, RJ17LM, RJ19LM, RJ8C, and 5861, and NGK B2LM, B4LM, B6S, BR2LM, and BR4LM. With a proven ability to increase power by 6% to 12% (depending on engine class), improve fuel efficiency by 4% to 13%, and reduce CO and hydrocarbon emissions, the E3.10 spark plug is a highly efficient and eco-friendly option. Backed by a limited lifetime guarantee, this spark plug ensures smoother acceleration and long-lasting engine performance.

OPTIMIZED PERFORMANCE: Designed for 2- and 4-cycle engines, the E3.10 spark plug boosts power, improves fuel economy, and lowers hydrocarbon emissions in snowmobiles and personal watercraft DIAMONDFIRE TECHNOLOGY: Patented ground electrode creates an edge-to-edge spark path for enhanced combustion, delivering up to 4%-12% more power and up to 3%-13% better fuel economy depending on engine class INCREASED DURABILITY: Advanced electrode design reduces carbon buildup and minimizes performance-degrading deposits, helping extend the lifespan of the spark plug and maintain optimal engine performance for a longer period WHAT'S INCLUDED: Includes one E3.10 spark plug, featuring a 14mm thread diameter, a 0.375-inch thread reach, gasket seat, and a 13/16-inch hex size; comes with a limited lifetime warranty for added peace of mind WIDE COMPATIBILITY: Replaces Champion J17LM, J19LM, J8C, RJ17LM, RJ19LM, RJ8C, and 5861; NGK B2LM, B4LM, B6S, BR2LM, and BR4LM