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    1981 mercury tower of power 115

    Took it for a test run last night and ran perfect!
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    1981 mercury tower of power 115

    It was the trigger thanks for all the input!!
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    1981 mercury tower of power 115

    I have to get a puller to take the flywheel off.
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    1981 mercury tower of power 115

    I found out where. Not sure what it is
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    1981 mercury tower of power 115

    That’s on top of the motor it’s supposed to go somewhere under the flywheel. From what I can tell it’s connected to the throttle.
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    1981 mercury tower of power 115

    Any idea where that piece connects to?
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    1981 mercury tower of power 115

    Any idea where this piece goes?
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    1981 mercury tower of power 115

    Morning I looked through threads but I have a question I’m working on my late fathers boat that we loved to fish with. But it’s been bogging down at take off. If I feather the gas I can get it WOT and let it fly. While replacing the impeller I noticed this. I was told it’s for timing but does...
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    89 omc 4.3 running issues

    I got a question for all. I haven't has any problems since my last post until Tuesday. It ran fine all day tubing. I kept it at 20 mph, it ran fine. Until, i took my 16 yr iold out and was bringing it up around 25 or higher. I noticed when i hit some waves it surged along with my fuel gauge. I...
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    89 4.3 omc rough idle and water in cylinders

    I recently bought an 89 kayd 18ft deck boat, when i looked at it it started right up. Checked the oil no milky residue (head / or cracked block issue).Which was good. I took it out once to check it out it started but ran rough . I couldn't get it to stay running. Itook it home checked the water...
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    MCM 165 rocker arm specs

    Can anyone tell me the torque specs for intake manifold, rocker arm, exhaust manifold,and cylinder head please.
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    mercruiser mcm 165 water in oil

    Sorry posted this in the wrong area the first time. i have a mcm165 with sludge in oil throughout motor except in cylinders and coolant paths. going to reaplce head gasket set and have heads redone i.e. valves reseated and heasd checked. i did find a bad intake gasket. any suggestions
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    mcm 165 water in oil

    i have a mercruiser mcm 165 that has a sludge problem i have the upper half apart to find oily sludge in the valve cover the push rod valley also on the dip stick any sugesstions i just got a head gasket set and gettin ready to replace them. i found the sludge mainly on the intake side the...
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