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  1. S

    60 hp Mercury 4 stroke EFI fuel delivery issues

    This engine runs perfect until wide open throttle. After 1-1/5 minutes the RPMs start to drop and fluctuate. I replaced everything that I was told to do. Fuel line, filter, pump cleaned out the VST. Down to thinking it may be electrical or something in the fuel management. Any past experience...
  2. S

    Removing moisture from fuel tank.

    Is there a good additive to remove moisture from a built in fuel tank? Iff not what is the best procedure for draining?
  3. S

    2002 EFI 60 hp. 4 stroke Mercury Bogging after 2 minutes running

    I have changed the primary pump and fuel line from tank. The motor runs great except for 5000,-6000 RPMs then after 2 minutes the RPMs drop and fluctuate intil I bring the throttle to idle then after a minute it runs fine. Then again it does the same thing. I also pulled the check valve in the...
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