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    1974 mercruiser sterndrive water pump

    I replaced the upper and lower water pump housings, gaskets and impeller, put the lower half of the sterndrive in a tub of water, turned the drive shaft to see if the pump would pump water out the water tube hole, no water was being pumped, and bubbles was comming out the intake fins, any one...
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    mercruiser stern drive

    does any gasket go between the upper and lower houseing on a 1974 mercruiser sterndrive.
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    classic boat inc.??????

    Hi I just bought a boat and I wonder if anyone knows where I can find any information about the builder or info about the boat. There is a tag inside the boat that reads Classic boat inc., model 190, roselle il. The H.I.N. is OSB504850673 and the inboard engine is a Mercruiser inline six, 165...
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    M.C. stern drive, broken bolt

    1974 M.C. inline 6, 165 H.P. I just replaced the water pump in the lower stern drive and the manual said to also check the upper stern drive at the bottom where there is a housing with 4 bolts that the water pipe from the water pump slides into, if you have overheated for damage,it also said to...
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    water shutter-install diagram

    1974 mercruiser inline 6 cylinder, 165 h.p. does anyone have a clear diagram of the exaust water shutter installation incuding how the shutter sits in the brackets which is L shaped on the bottom and mounts to the inside of the exhaust pipe?
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    74 m.c. exhaust water shutters

    I have a 1974 mercruiser,inline 6 cylinder,165 h.p. which I forgot how the shutters are installed, if anyone has that info I would really appreciate your help, in the form of a picture or diagram and what's entailed in reinstalling them, as I misplaced some parts, the shutters are oval,3 inch...
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    enclosed water coolant system

    I have a 1974 mercruiser inline 6, 165 hp, the engine has been running in saltwater. My question is, what would be a problem if I install a enclosed water coolant system with a heat exchanger or would it be possible and if so how would I go about it???
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    1974 Mercruiser Manifold & elbow

    I have traced my overheating problem to plugged up manifold and elbow with rust and deposits,I have soaked both in muratic acid and the maintance book says to rod out the manifold, but dosen't tell how to do it. Can anyone tell me how this is done and is this the best way to clean them out to...
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    How to clean oil tank and pump screen???

    OK, I know I could pull the engine and remove the oil pan, But that would require alot of work and with all of you guys knowledge, lets see if you can come up with a solution that let's say, IS EASY for lazy people. The engine is a 1974 mercruiser inline straight six, 165 h.p, I won't bore you...
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