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  1. W

    Pitch change for trolling

    Hey guys i am in need of some prop advice. I have a 79 25 foot cruisers inc gran bateau. Single 305 mercruiser and an alpha drive (I believe 1.5ish gear reduced). Boat runs 35mph gps at 4200rpm right now. Currently we have a three blade prop 16" diameter 15 pitch. I found an "AX16" as well as a...
  2. W

    Mariner 15hp 2 stoke mixture adjustment

    After having the carb cleaned on our Mariner 15 2 stroke(1997), the motor has less power then before. Does anyone know what the factory setting is for the idle mixture screw is? Like X amount of turns off from the seat? I want to start from a baseline and tune the mixture from there...
  3. W

    Sudden misfire/bogging/poor running

    ~~Hey guys, I could use a little help with my sudden motor issue. 1979 Mercruiser 228, chevy 305 4bbl We were to take my buddies son and a couple friends out trolling Lake Michigan this morning. I put the boat in tied it off and started it like I always do before I parked the truck to let...
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