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  1. M

    350 mag mpi 2011, low fuel pressure

    No sorry I made a mistake : I have the cool fuel system on port side, and a boost pump (low pressure) on starboard side ! So yes I have a gen 2 with an additional boost pump! Yes you are right, I have the same system with 86112a1 but actually my engine is that one ...
  2. M

    350 mag mpi 2011, low fuel pressure

    It is the gen 3 I think, with cool fuel starboard, and boost pump port side. Is it possible that the problem come from the regulator that stays always open ? always lowering the pressure
  3. M

    350 mag mpi 2011, low fuel pressure

    When I bought the boat there was already this 350 mag mpi inside. It a pcm555 without catalytic exhaust.
  4. M

    350 mag mpi 2011, low fuel pressure

    Hello! I have a problem with my 2001 malibu response equipped with a 2011 mercruiser 350 mag mpi. When I try to go to the max rpm : I can only go to 3500 rpm whereas before I was able to go over 4200! When the engine is hot, there is a bit of smoke with an gas smell. I already changed spark...
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