Sierra 18-5908 Starter for Mercruiser, Volvo, and OMC Rotation: CCW / Counter Clock Wise; Mount: Top, Front Entry; Tooth Count: 9; For: GM & Ford Engines; Replacement Solenoid: 18-5837Interchangeable with: Arco; 30457; Crusader; 42091; 42150; GLM; 74170; Marine Power; 0171-000; Mercruiser Stern Drive; 17251A2; 17251A3; 17251A4; 47455; 65784A1; 76965A1; 76965A3; 76965A4; 808011A05; 808011A3; 808011A4; 99419A3; MES; 5275ML; OMC Stern Drive; 981288; 982195; 984982; 986007; Pleasurecraft; RA122009; SAEJ1171