Home › Forum › Ask A Member › Can 1955 mark 25 lower drive unit fit 1956 mark 25 › Re: Can 1955 mark 25 lower drive unit fit 1956 mark 25
March 10, 2016 at 7:40 pm
#33204
Well, larger OMC’s are fully jeweled like the Mercs, so why would they recemend 24:1 for those but yet the Mercs can run 50:1?