Tecumseh 35439 Control Knob Genuine OEM Tecumseh Part Fits Various Tecumseh Engine Models Including: H35-45554R, H35-45601R, H35-45601U, H35-45603R, H35-45604R, H50-65497S, H60-75499U, H60-75502U, H60-75503V, H70-130208K, H70-130256J, H70-130262L, H70-130266K, H70-130273N, HSK40-55592V, HSK40-55624V, HSK50-65497S, HSK60-75499U, HSK60-75502U, HSK60-75503V, HSK60-76004A, HSK60-76005C, HSK60-76011D, HSK70-130282R, HSK70-130282S, HSK70-130283R, HSK70-130283S, HSK70-130285S, HSK70-130290T, HSK70-130292T Fits Various Toro Snowthrower Models Including: 38510, 38513, 38063, 38064, 38065, 38072, 38062, 38050, 38035, 38040, 38073 Replaces Old Part Number: 35156