Search results

  1. N

    AQ170A Run hot/overheating problem SOLVED

    Dont get rid of that engine just yet! I have a $20 fix for you that's just about guaranteed to work. Sorry for the long post. Follow along and it'll be worth it! The AQ170 or B30 is an engine infamously known for its overheating problems. The overheating occurs on these engines because of...
  2. N

    Tohatsu M40D float bowl adjustment help

    I have a seloc manual for this engine and in the carb overhaul section when it comes to the float adjustment part, it just says to adjust the tab to change float bowl height. The 3 carbs on my M40D don't have any tabs. The required setting is supposed to be 9-10mm. The top and the middle carb...
  3. N

    Tohatsu M40D water pressure against exhaust

    Out of the water, engine cranks right up on first turn. In the water, it will not start, unless i keep trying for about 15mins. I have to warm it up at the wash station for about 10 mins before launching. Terribly inconvenient. Does this have anything to do with the idle or the water...
  4. N

    Tohatsu M40D Power trim troubles!!! Sorry for the long post

    My trim/tilt was working fine before i messed it up. The only problem it had was it "bled down" on its own so I would have to trim up every couple of minutes or so to keep it on plane. This was only when running the engine in the water??? I could travel on the road with the engine up(and not...
Top