Autolite 104 Spark Plug

Engineered specifically for lawn mowers, chainsaws, trimmers, and other outdoor machinery, these spark plugs deliver exceptional performance and reliability. Many parts look similar, so it’s crucial to ensure you’re choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct replacement. Spark Plug Thread Size: 14mm Spark Plug Reach (mm): 17.98mm Electrode Tip Material: Copper Electrode Core Material: Copper Spark Plug Seat Style: Tapered Spark plug designed for use with outdoor power equipment engines. WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov