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    model #906X90C exhaust leak

    my 90hp us marine,has bad exhaust leak when in water. the smoke seems to be coming from underneath the carbs around the shifter rod. took it to boat mechanic to have looked at. found that there was some horse shoe looking exhaust seal in lower unit that was missing. but he doesnt think that the...
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    help with tilt and trim

    i need help with tilt and trim for my 1990 90hp us marine built engine. the model #906X90C. the tilt and trim on my motor bleeds down after a few minutes. i'm sure the pump is the cause. i also have another complete tilt and trim with the same model number ,same year and hp. it has a completely...
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    float adjustment help.

    hello to all. need some help rebuilding the carbs on my 1990 90hp force. bottom carb was leaking ,middle carb spitting a little, one carb had sticking needle.. got everything clean and blown out. what exactly is the float adjustment.on the carbs. my seloc manuel calls for 3/16 from bottom of...
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    1990 90 hp parts questions

    where is good place to get parts from. last fall had starter issues,would not crank engine sometimes, would have to bang on starter . need to rebuild tilt and trim cylinder and shock if that is what its called. need to rebuild t&t pump for leak down issues. may need more help as weather gets...
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    props for 1990 90hp force

    im confused. i have a 1990 18ft bayliner capri. trying to find a prop for it. the prop that came with the boat looks to be oem. part number p669-3, 669265, sure its michigan prop 15p. prop was ok for boat ,top speed was 29 mph with 4400 rpm at wot. i use the boat more more fishing and crusing...
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    prop fitment merc and force

    would this prop work ok for my 1990 90 hp force engine .seller says part number 48 77344A45. mercury marine.hes asking 30.00. my prop has numbers p669-3 any advice would be great
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    timing question.

    i have 1990 90 hp force engine. i need to time it. all i see are three marks on flywheel. which mark do i use for timing with engine running . i have a timing light with advance. also have seloc manuel, not much help other than it has timing specs. thanks
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    90 bayliner 1800 with force motor. prop question.

    another question. my boat is 1990 bayliner capri 1800 w/90 hp force . the prop on it only has these numbers on it p669-3, then 669265. it is a press in hub so im assuming this is the original to the engine. its pretty beat up. what would be a good all around prop and pitch for this boat. engine...
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    1990 90hp force questions.

    looking for some help with my new to me 90 hp force motor .heard boat run before i bought it .the boat is a 1990 bayliner capri 1800. previous owner stated he could never get motor to run right he stated he had put different carbs on tried adjusting the timing. he just gave up on boat. after...
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