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Recent content by kuneha

  1. K

    Ignition Timing on Mercruiser 5.0 EFI (TBI) 1999?

    Hey guys, I'm going to see if my ignition timing needs set as a means to cure my poor engine performance at the moment. I know that it needs to be set at 8-BTDC. Does this engine have clear timing marks? (I ask because my boat is quite a while away from where I live so like to make sure I know...
  2. K

    MCM 5.0 EFI possible fuel issue?

    It confused me as well but it is apparently for safety incase the diaphragm inside the regulator fails; so that if fuel leaks out it gets pulled in to the throttle body rather than all over the floor.
  3. K

    MCM 5.0 EFI possible fuel issue?

    Hello. I have a Regal Cruiser with the MCM 5.0 EFI V8 Engine. There appears to be a fuel issue and I would like your thoughts and opinions. Main symptoms: Boat accelerates to 30mph, then 25, then 20 until eventually it won't go over 10mph. The work done on the engine so far is: service...
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