Replace: 42091 Replaces: 981288, 984982 for OMC Counter clockwise starter
Starter heavy duty standard rotation. Offset mounting holes. Clockwise starter 4 in line 470 model and engines with transmission (Heavy-Duty) (No Core) (Clockwise) Top mount rear entry starter for opposite rotation GM & Ford engines. Mercruiser built 4 cyl. 165/170/180/190/470/485/488 Replaces: 50-72550A2, 50-79604A3, 50-97499A2, R4, SAEJ1171