i need a new lower unit

fishermenrock

Recruit
Joined
May 22, 2008
Messages
1
i am looking for a new lower unit for a 1985 90hp evinrude, what do i need to look for to match it to my engine?
 

Dhadley

Supreme Mariner
Joined
Feb 4, 2001
Messages
16,978
Re: i need a new lower unit

Any V4 lower unit from 1979 on will work. Just use your shfit rod if you run across a looper unit. Easy way to ID a V4 - it'll have a 13 spline propshaft and coarse threads for the prop nut.

A V6 case will fit too but you'll end up with a really strange gear ratio for a crossflow V4 and need another prop (splines are different).

A V8 case will fit but you'll really have an odd ratio........
 
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