Search results

  1. J

    Ignition Problem?

    Ok. I've been working on this motor for some time. I have a 1981 40HP Mercury Outboard. Two cylinder, automatic start. I finally was able to start it yesterday. As I was adjusting the idle and letting the gunk run out of the carb the engine suddenly stopped. After looking around for a bit I...
  2. J

    Gas to Oil Ratio

    I have a 1981 40HP 2 cylinder Mercury outboard engine. I have no idea what the oil to gas ratio is. Does anyone know? If not, what would be a good ratio to use if I don't know? 50:1?
  3. J

    Gas problem on 1981 Mercury 40 HP Outboard

    I wanted to run something by all of you smart people real quick. <br /><br />I have a 1981 40 HP Mercury outboard which has 2 cylinders and the super bowl carb. I'm having a gas problem that I think I've nailed down and I need to know if everyone thinks I am right. <br /><br />Basically, the...
  4. J

    Gas problem on 1981 40 HP 2 Cylinder Mercury Outboard

    As you probably read in the subject I have a 1981 40hp 2 cylinder Mercury that is in pretty good shape. I'm having a problem after leaving it sitting for the winter months. I can start the motor but only by using starting fluid. If I don't continually spray starting fluid into the intake then...
  5. J

    Mercury 45HP Dies out when running whide open

    I have a 45HP 80's Model Mercury Outboard. It is a good motor but has one problem. As I am running the engine fast or at full throttle it dies out. I have a new gas tank and have multiple hoses that I have tried. What could the problem be?<br /><br />I heard somewhere that I may need to...
  6. J

    Gas problem on 40hp Mercury Outboard

    I have an 80's model Mercury 40hp Outboard and when I am running it at full throttle the gase pumper on the gas line will lose pressure causing the engine to stall. I have tried a different gas line and the problem persists. Please let me know what I can do to try to fix this problem. Thanks
  7. J

    Problem with engaging drive and reverse

    Please help. I have a 40 hp 2 cylinder 2 cycle Mercury outboard and I have been working to fix the cooling system. I have fixed the cooling system and after putting the lower unit back together and attaching to rest of motor everything works except when I try to engage the motor into Drive...
  8. J

    Mercury - Cooling System

    I am using a 40hp Mercury 2 Cylinder 2 Cycle 80s Model outboard. I have inspected and installed a new impeller in the lower unit and water still isn't flowing from the exit hole up near the top of the engine. What can I check to try and fix this problem. Any help is appreciated.
  9. J

    80s Model Mercury 40hp 2 Cylinder 2 stroke cooling problem

    I have recently aquired an older bass tracker with a 40 hp mercury 2 cylinder 80's model outboard engine on it. I have worked on it before and had it working but then the impeller went out. I replaced it and now with the new one in there is no water coming out the pee hole. I have double checked...
Top