The 50 hp should of been a 4 cly motor with a large gearcase, and the 40 hp should of been a 2 cly with a small gearcase, If so they will not bolt up, Hope this will help, let me know if need more<br />Frankies Marine<br />918-786-8180<br />fmrs@greencis.net
Hi Bandit,<br />Yes they are.Put a metal reverse lock cam in it when you put it on, don't use the plastic one. Also a new water pump impeller.<br />corm
