Electric Starter / Kohler 52 098 12-SPack Size:1Ariens 20575500, Ariens 20575500, Gravely 032546, Kohler 52 098 12, Kohler 52 098 09, Kohler 52 098 03, Kohler 52 098 12-SDealer Choice 78-1230, Foley/Belsaw 5980087, Green Meadow 33-707, J. Thomas KH-09812, Laser 97607, NHC 269-5503, Oregon 33-707, Oregon 33-777, Prime Line 7-06803, Rotary 9814, Sunbelt K-072Kohler KT17-KT19, MV16, MV18 and M18; for 17-19 HP most popular Magnum series enginesOD Housing: 3 1/16 ", Battery cable stud is at 90°s from housing, Striking or disassembling starter will void warranty, Teeth: 9 teeth on gear, Length: 8 7/16 ", Mounting Stud: Two 1/4 " -20, Center To Center Mount: 2 1/2 "