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  1. 3

    boat overheats on muffs running at high RPM's

    I rebuilt my motor, everything looks tip top, but if I spin it up to high RPM's for a period of time the motor overheats. I have it on muffs and if i run it at idle the temp does not seem to increase. Is this normal? It was approaching 250 and I turned if off. I didn't hear anything strange...
  2. 3

    what does this mean?

    I just put my motor back together. (had a bad head gasket). I ran the boat for approx 2 hours and on my way back into port i here this pooof. My rpms drop considerably. I pull the plugs today and put a compression tester to the cylinders... They all pump up but drop rapidly to zero. None of...
  3. 3

    Turning over the motor

    Hi post, First and foremost, thanks to everyone who has helped me out with the problems i have had. I do have another question. I have a 96 glasstron 3.0 volvo penta I/O. The way it's mounted in the front, I can't get a breaker bar on the pully. Is there a trick to this? How are you...
  4. 3

    water ingesting into motor?

    How does this happen? 96 volvo penta, glastron, 4 cyl I/O 1. head gasket fine 2. Rust found in 2 adjacent cylinders (#3 and #4) 3. Water and oil mix 4. Block is not cracked 5. head is not cracked and does not appear to look bad 6. rust also found in ports of head 7. Previosly broke belt and...
  5. 3

    # 3 cyl dead

    Need help!!!! Please!!! been spending a lot of time diagnosing my volvo penta. Facts. 1. hard warm/hot restart. Occasional stall when in neutral 2. #3 cyl is showing 100psi the others are showing 150psi (compression test) 3. plugs look good 4. engine is not cracked 5. small moistiure/water...
  6. 3

    Engine will not restart warm, previously overheated, need assistance

    I have previously overheated motor but not for long. Main drive belt snapped. I would say it might of gotten hot for 5-10 min before I realized it and killed the motor. It seems since then I can cold start all day long, but after I get to my fishing spot to troll, two things happen... 1...
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