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  1. 6

    Crusader 454 alternators

    "Boat sold. Spare parts did n "Boat sold. Spare parts did not go with it. I have 2 new in the box alternators, crusader parts."
  2. 6

    Onan MCCK Parts

    "Just sold the boat. Have spa "Just sold the boat. Have spare parts kit for a 4.0 mcck. Parts will all fit 6.5 as well. Very extensive kit which includes a rebuilt Nikki carb, an used but perfect original coil, and rest of the parts are new. PM me if you are interested. Located in FL...
  3. 6

    Carbon build up

    "Had the intake off of my port "Had the intake off of my port engine, model 350-454. Looked inside and noted a significant amount of build up on the back of the intake valves. Suspect combustion chamber and top of the pistons will look the same. I have long suspected loss of power and...
  4. 6

    1988 Model 350 uneven fuel use between engines

    "1988 model 350's, How eve "1988 model 350's, How even are your fuel burns and how even are the rpm's at WOT. Does reverse rotation engine run less efficient."
  5. 6

    Fuel additives

    "There are many fuel additives "There are many fuel additives on the market and most claim to improve fuel economy. I believe they may improve economy by cleaning fuel system, Intake Valves and Combustion chambers but i do not believe they do anything for economy on a clean engine. Do any...
  6. 6

    Model 350 fuel use between s and p

    How even is your fuel use on y How even is your fuel use on your twin engine boats with the model 350's?
  7. 6

    Converting carburated 454 to MPI

    Has anyone converted their mod Has anyone converted their model 350's to MPI? Would think fuel savings at cruise and below would be substantial
  8. 6

    Model 350454 intake manifold gasket

    "installed new intake manifold "installed new intake manifold gasket, Felpro. however i did not install the restrictor plates that go over the crossover. Did i need to do this. have manifold choke. I am experiencing issues with this motor and will post on monday once i check it out...
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