NGK 4055 Spark Plug NetSuite-ID_684592 Premium shell construction with machine-rolled

Premium shell construction with machine-rolled threads

13/16" center hole

YF26-DS21-GSB Yard Force is the one brand solution for Electric and gas outdoor power equipment

Its SAE bolt pattern

NGK 4055 Spark Plug NetSuite-ID_684592 Premium shell construction with machine-rolledengineered specifically for lawn mowers, chainsaws, trimmers, and other outdoor machinery, these spark plugs deliver exceptional performance and reliability. Many parts look similar, so its crucial to ensure youre 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. Trivalent metal plating provides superior anti corrosion and anti seizing