

NGK BM7A replacement spark plug with a 14 mm thread diameter, 19 mm spark plug wrench, and 9.50 mm thread length.
Suitable to replace original spark plugs CHAMPION CJ3, CJ4, CJ6, LJ14, BOSH HS8E, WS5E, WS7E, WKA225T3, CARLTON 71020, 71030, CA5E, CA7E, BRISK P15, KUBOTA 07909-2226-0, 0790922260, DENSO W22M-US, W22MUS, W31SU, W22M, W22M-U, ACDELCO CS40, CS41, CS42, CS42S, AUTOLITE 253, EYQUEM 755CT, KIORITZ 159010-00830, 159026-00830, 07909-2226-0, 07909-22260, MAGNETI MARELLI AW56C, MOTORCRAFT A2NX, PAL P15, PRESTOLITE 14-3N, TURNER 253 and YAMAHA 90890-78075 on lawn mowers, brush cutters and chainsaws.
It is recommended to replace the spark plug annually to maintain optimal engine performance. Choose this NGK BM7A spark plug of equivalent quality to the original to ensure reliable and consistent engine ignition.