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Recent content by jed992

  1. J

    Mercruiser 5.0 MPI Half Power

    Plugs looked ok, but as soon as I swapped all 8, full power came back. No idea how old the plugs were.
  2. J

    Mercruiser 5.0 MPI Half Power

    Update. Changed Fuel Filter - fuel looked fine. No improvement. Changed distributor cap and rotor. Cap contacts looked corroded, but still no improvement. Finally changed plugs and that did it. Full power and running great. Thanks for the tips.
  3. J

    Mercruiser 5.0 MPI Half Power

    Thanks. Assume I can just disconnect power from fuel pump and then remove fuel filter slowly with rag to catch any pressure spray?
  4. J

    Mercruiser 5.0 MPI Half Power

    Picked up 2010 Crownline 210LS w Mercruiser 5.0 MPI SN 1A611023 a week ago. Started fine, but seemed a little rough. Initially, could not plane and get revs above 2000rpm. Seemed to clear itself out and ran fine after 15 mins. Wrote it off to old bad gas, even though I had added 1/2 tank of...
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