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  1. J

    Water in cylinders after sitting

    5.7 MPI Mercruiser, with a raw water pump....Frequently, if the boat is parked in the water (at anchor or at dock), when we restart the engine it is hydrolocked. I have removed the exhaust manifolds and risers and checked for obstructions, none. I replaced the dry fit gaskets with one...
  2. J

    2002 Mastercraft 5.7 harmonic balancer moving in and out

    2002 Mastercraft 5.7 liter M/C Tbi engine See picture for serial number and model number. The harmonic balancer moves in and out approx. 1/2”; removed harmonic pulley and timing cover to expose timing chain and gears. Using the harmonic balancer bolt, the “crankshaft” can be pulled and pushed...
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