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  1. This Ship of Fools

    Mercruiser 233 Engine Parts Swap Info

    I have a 1976 Mercuiser 233 that has either a cracked block or cracked head or bad head gasket because coolant in going into the combustion chamber. From what I under stand the 233 engine was just made from 1975 to 1977 Can I replace this engine with a Mercuiser 228 Does everything bolt up...
  2. This Ship of Fools

    Mercusier MC-R Lower Drive not going back together after new pump install

    Have a 1976 Cobalt Mercrusier 233 with what I believe to be the MC-R drive I am replacing the sea water pump in the lower unit I purchased a Sierra 18-3317 kit everything looks close to the same but could not get the lower half of the new pump to set all the way so I reused he lower half of the...
  3. This Ship of Fools

    Mercruiser 233 Spark Plugs

    Picked this boat up last year and just trying to get it running It's a 1976 Cobalt with a Mercruiser 233 engine only has 283 hours on the clock and need to know what are the correct spark plugs for it The ones that are in it are NGK BPR6FS Plugs ( Hex Head 5/8" ) Searched the net and came...
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    1976 Colbalt Mercruiser 233 Ignition - Starter problem

    Well here we go The good news is I bought this boat 1976 Cobalt w/ Mercrusier 233 She's got only 282 hours on the clock Interior is near mint That bad news is I bought this boat (and she needs a little ? work) The prior owner said that he could not get it running this year do to a problem with...
  5. This Ship of Fools

    Alpha one while in neutral prop spins in forward direction

    I have an 1989 Maxum 19 ft with 3.0 and Alpha one gen 1 out drive Replaced water pump in lower unit and also replaced the gimbal bearing and u-jpints. Started boat up everything is fine no more bearing noise and engine runs cool. The problem I'm having is the the prop is engaged and spinning...
  6. This Ship of Fools

    Winterize Non running Mercruiser 3.0

    Have a 1989 Maxum with Mercusier 3.0. Engine not running at the moment Is there a way to weatherize this so it does not freeze up or does it have to be running to get the job done? Any advise would be greatly appreciated Thanks
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