Stens 525-212 Float Valve Kit Replaces Tecnamotor: 1663.0021, Tecumseh: 631021, 631021A, 631021B Fits Models Tecumseh HMSK, HSSK, LEV, LH, LV, OH195, OHH, OHM120, OVRM120, V40, V50, V60, VM80, H30 and VM100 For float carburetors This is a replacement part Part Number 525-212 This is an aftermarket of generic part