39377466C0N2J149 What year merc 120hp is this??

[codyandamber]

This is a 120 hp mercruiser marine motor. I don't know how to find the year for it. It is on an 81 starcraft, but the guy told me it was not the original. Any thoughts???

 

[horndog]

Re: 39377466C0N2J149 What year merc 120hp is this??

later than a 1978, thats all I can tell you...could be 1978 or newer