The Sierra 18-7741 carburetor kit includes everything needed to rebuild carbs for 40HP Yamaha engines:
C40ELRS
(1994),
C40ELRT (1995), C40ELRU (1996), C40ELRV (1997), C40ESHV (1997), C40MLHS (1994), C40MLHT (1995), C40MSHS (1994),...