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    Volvo GXI 5.7

    I have new to me 255 cobalt 2004 with a duel prop that seems to run really good till it gets over 3500 rpm. Then it starts to miss ,I can’t figure it out. I thought maybe it was a safety feature but I’m don’t know what to think. Any ideas out there? lea
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    Hours

    Is 900 hours on a 5.7 Volvo with a dual prop considered a lot of hours?
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    Engine swap

    I have a 1994 Bayliner 2252 classic with a 4.3 engine and alpha one gen 2 outdrive,I want to change to a 5.7 that I already have. What I would like to know is there any unforeseen circumstances I should be aware of? lea
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    Replace power trim unit

    Does anyone have rough estimate of what it would cost to replace the power trim unit on a mercruiser alpha one Gen one?
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    Mercruiser outdrive with water in it

    I have a alpha one gen two that has a leak in it someplace. I changed the oil in it and the old oil was more of an emulsion than oil, I didn't have the proper setup to pressure test it so I replaces oil and did a sea trial, well as you can probably guess more emulsion. So I took the drive pff...
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    40 hp four stroke sounds alarm

    My buddy run his motor into a beaver dam and plugged the water intake, the alarm sounded and he stopped and unplugged it. Now when he starts it runs fine for a couple minutes, then cuts out and alarm sounds again, it is pumping lots of water and is not running hot, is it the sensor or something...
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    Power trim

    I am resurrecting an old marathon boat and am having trouble with power trim The tilt works but the trim does not. There is no trim gauge so trim switches are not used The tilt goes up and down as far as the trim but no further, I changed trim motors and still no luck. What should I be be...
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    Marathon

    I have a 21ft marathon boat that I bought as a project. However last spring I was burning some grass and it got away and ran to the boat. The grass under the boat started to burn , I was wright there and put the grass out, BUT the gel coat under the boat started to pop like popcorn and left...
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    bearing carrier 35 hp merc

    I havea 1984 merc 35 hp that the reverse doest work on, I was told that there is a cogged plastic washer that is the problem in the lower unit behind the prop, that needs to be replaced, I removed the old one but cannot get the new one on, it seems like the bearing carrier is not on all the way...
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    mercruisere 4.3 fuel problems

    :confused:Hi Guys I have a 1994 Bayliner 2252 with a 4.3 mercruser that runs great most of the time, BUT on Sunday I took it out and it ran perfect for the first 40 miles, then it stumbled and quit, I though it was out of fuel but.... I put fuel in and had trouble starting it. I checked water...
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    alpha 1 or bravo

    I have a alpha 1 with a 5.7 that I want to put in a boat that previously had a Bravo 1 in it, I know the bolt patteren is different 4 vercus 6 can the alpha be used with just drilling two more bolt holes in the transom? Lea
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    blown up alternator

    Hi Guys I have a 86 Bayliner that had a v/p in it that I converted to mercruiser 5.7L . The boat runs fine except that it keeps blowing alternators (3) . The first two were old ones that I had in inventory, so I didn't think much of it, but I watched the voltmeter the last one I put on and it...
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    1986 Bayliner Trophy 2060 Hardtop

    I have a 1986 Bayliner Trophy that had Volvo/Penta AQ131 in it.I took the v/p out and put in a mercruiser alpha one gen one with a 5.7 mercruiser. Does anyone have an idea what size and pitch prop I should start with? I am thinking it should turn 4800-5000 at wot. with a GM quadrajet. Thanks Lea
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    131AQ swapped to 5.7 mercruiser

    I have a 1986 Bayliner Trophy 2160 offshore that has a 131AQ volvo/penta that I want to change to a 5.7 mercruiser alpha one gen one. I have the gimbal changed the 5.7 ready to go, my quetion is will the wiring harness from the volvo work if I cut off the harness plug and splice on the...
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    1986 Bayliner Trophy

    Does anyone know where I can get a tachometer for 1986 Bayliner Trophy with v8 engine,with the squre bezel? Lea
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