Autolite 3926 Automotive Plug

Engineered specifically for lawn mowers, chainsaws, trimmers, and other outdoor machinery, these spark plugs deliver exceptional performance and reliability. Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof) Multi-rib insulator reduces danger of "flash-over One-piece terminal post adds strength Resistor reduces radio frequency interference (RFI) and electrode erosion Cold-formed steel shell precision rolled threads Spark plug designed for use with outdoor power equipment engines. WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov