ForMarvel-Schebler Models: TSX248, TSX272, TSX312, TSX361, TSX361A, TSX458. Massey Ferguson# 181643M91, 181644M91, 517903M91, 773322M91. ForMassey Ferguson Tractor models: TE20, TO20, TO30. New 2 Barrel Carburetor fits Chevy 307/ 350/ 400 engine 17054616 2GC Rochester.
