I recently picked up an old boat with a 69 Merc 500. The guy that had it had bought it with the lower unit cracked in half and located a new one but never installed it because the bolt holes were slightly off. We got the unit installed and working fine but I suspect something is missing...
Hi guys... I have a 69 Merc 500 that won't pee. right away you could see the line was plugged so we pulled it off and cleaned it out but you cant blow into the block. Seems plugged solid. If you unscrew the bleed screw on top of the block you can blow air through and hear it coming out of...
