Search results

  1. J

    3.7 merc with alpha1 gen 1 running warm

    Hey guys hope you all are having a good holiday weekend, Yesterday was my first time out after flushing my coolant system, changing some hoses, getting my temp gauge in working order, also cleaned out my heat exchanger. 3.7 merc 165 with a closed loop cooling system. On muffs in the garage it...
  2. J

    Help!!please!! merc 3.7 backfires and won't accelerate

    I have a 1987 four winns horizon with a 165 mercruiser (I know I know) and I have tuned it up, put a carb kit on, checked the timing, replaced the fuel filters, and I am still having the same problem. Starts great, Runs Great, great wot. the problem occurs from about 1000 rpm -2000 rpm when I go...
Top