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Would reversing battery cables on a 82' 90hp with ADI immediately short out electronics (trigger, switch boxes, etc) or would it lead to later problems down the road after the cables are installed right. I worked on this motor about a month ago when someone couldn't figure out why starter was...
I'm working on a boat for a young couple with a merc 90hp (serial #5996437). It ran fine when I changed the starter a couple of weeks ago which sort of surprised me since someone had hooked up the battery backwards and couldn't figure out why it wouldn't turn over. Now it comes back and it turns...
Ok heres the scoop, I picked up 2 inline 6's last year with the intention of making one good one, turned out both blocks and cranks were shot. I've got a line on another that has good compression but lower unit is shot. Is there anyway I can tel if this powerhead will work with my parts. New...
