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    Volvo Duoprop Exhaust Shutters

    I have a 1995 7.4 GL with a Duoprop and just lost 800 rpm. I would not be surprised if one of the exhaust shutters has broken free. I realize that Volvo no longer uses the ehxhaust shutters and am going to open things up to remove them in any case. The boat is lift kept so there should be no...
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    Volvo 7.4 GL fuel pump diodes.

    Can someone help me with the location of the two diodes in the Volvo fuel pump circuit. One is in the "light" lead from the alternator that supplies 12 vdc to the fuel pump relay while the engine is running and the other is in the starter solenoid circuit that provides 12vdc to the relay while...
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