4302 Spark Plug 4302/4 Copper

4302 Spark Plug 4302/4 Copper Unleash the power of your engine with the 4302 Spark Plug 4302/4 Copper. Designed for superior performance and reliability, this spark plug is a must-have for any vehicle enthusiast looking to enhance their driving experience. Key Features: Copper-Glass Seal: The unique copper-glass seal bonds the insulator, terminal post, and center electrode together, ensuring full required voltage at the spark gap for optimal ignition. Gas-Tight Seal: Experience peace of mind with a 100% leak-proof design that guarantees a gas-tight seal. Multi-Rib Insulator: This feature significantly reduces the risk of “flash-over,” providing improved safety and efficiency. One-Piece Terminal Post: Built for durability, the one-piece terminal post adds strength and integrity to the spark plug. Resistor Technology: The built-in resistor effectively reduces radio frequency interference (RFI) and minimizes electrode erosion, prolonging the lifespan of your