My Boat came with a 1974 650 3cyl and I'm going to put in a 1974 850 merc, but the wiring plugs are different,
The 650 has a rectangular plug with male prongs and the 850 takes Female Round fitting is there an adapter to connect the 2??
The 650 has a rectangular plug with male prongs and the 850 takes Female Round fitting is there an adapter to connect the 2??