OMC 315781 0315781 Crankshaft Balancer Pulley 1987-1993 Cobra 2-Groove 4.3L 5.7L Blowers & Vents From my research it seems

From my research it seems that this might be compatible with other Yamaha 4hp 4-stroke outboards 2000-2006 & newer

OMC 0915720 / 915720 Water Passage Housing ALL Standard "Baby" Cobra Models 1986-1993

the included installation tool with these kits is more than suitable to install the sleeve as it is 2" tall

198hp 200hp 228hp 230hp 240hp 260hp 305CID 350CID 898 V8 MCM 230 2 barrel BBL 8cyl Malibu Boats

OMC 315781 0315781 Crankshaft Balancer Pulley 1987-1993 Cobra 2-Groove 4.3L 5.7L Blowers & Vents From my research it seemsItem Details OMC 385781 0385781 Crankshaft Pulley Replaced by should replace Volvo Penta 3852137 Includes support plate OMC 911287 0911287 Freshwater Used Part Pulley is straight and not warped. Widely used in many OMC GM V6 & V8 applications 1987 1993 (GM 4. 3L 262 GM 5. 0L 305 GM 5. 7L 350 GM 7. 4L (1990) 1979 1986 V engines used pulley 3744043 Which was usually stamped 374403AE or 3474403BA and is physically different, but very similar as the early