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    OMC Outdrive for 3L

    You made 2 mistakes; Bought the wrong outdrive. Trying to get rid of it here. Read our rules please.
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    No output to prop

    I was out fishing the other day, trolling. When I started hearing a grinding noise at the back of the engine. There was no output to the prop. What might it be? And how am I suppose to get at it? I have taken the out drive off. But not the mounting. it is an 1988 OMC with a king cobra out drive.
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    OMC surges

    1988 5.0l OMC This winter i installed an electronic ignition. The first couple of times out it ran great. The last two times out it would only go to 2600 rpm, then it would surge to 3700 rpm. I only run 90 octane w/o ethanol. Changed oil. All of the winterizing tasks. Any ideas?
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    suddenly looses power

    I have a 1988 Sport-Craft 250 offshore with a 5.0l engine. I replaced the plugs, wires, distributor cap, rotor, points, basically an complete redo. I took it out to see how it would run. At first it would get up to 3500 - 3600 RPM,s the after about five minutes it would suddenly cut back to 2800...
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    RPM's not what is stated in manuel

    I have a 1988 Sport-Craft 250 off shore, with an OMC 5.0L engine. In the manual it states that the full throttle operating range "RPM" should be between 4200 and 4600 RPM's My boat on a good day can only do between 3000 and 3200 RPM's. I put new plugs in recently, it doesn't sound like it is...
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