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  1. J

    3.0 OMC ignition problem

    I have a '91 3.0 OMC with an ignition problem. It wont fire on 1 and 2. Took the boat out last weekend (after replacing the head gasket) and it ran great. Replaced plugs and go to fire it up in preperation for this weekend and 1 & 2 not firing. I DIDNT DO ANYTHING BUT CHANGE PLUGS. What I have...
  2. J

    OMC 3.0 carb problem. HELP!

    I just rebuilt my carb (2300 series holly 2bb) for my 3.o OMC. Now it is running way to rich and is sputtering at idle and hard to keep running. i have adjusted the air fuel screws from one extreme to the other and everything in between with no help. I adjusted the float according to the factory...
  3. J

    OMC cobra 3.0 Overheating

    I just bought a 1991 VIP with a 3.0 omc cobra I/O. Had it out on the lake once and it seemed to over heat a little but nothing to bad ( Just over half way on the temp gauge ). I took it out the next weekend and it overheated ( buried the gauge ) to the point of detonation. I did not like to push...
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