Crankshaft..1977 Merc 850 and 1978 850...Interchangeable???

[chrisross]

I have a Mercury 1977 850 ADI (distributorless) outboard with a bad crankshaft. I found a 1978 850 Merc(not sure about distributor) for parts. Are the crankshafts interchangeable in these two motors?

 

[corm]

Re: Crankshaft..1977 Merc 850 and 1978 850...Interchangeable???

Hi crisross,<br />Yes it is.

Lucky you.<br />corm