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    please help timing issue is the expected issue help!

    I had cracked head on a new to me boat with a 5.7 GM motor volvo penta setup. i marked the distributor location and when I I put the distributor back to the reset it. I set the #1 cylinder to TDC (on the power stroke), and set the timing using an old school timing light to zero. now it...
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    help help help overheating Mecrusier

    Thank you to all for ideas and things to try. it turns out i took the supply path apart and checked each pice for flow until i found what i thought was the culprit. the fuel heat exchanger, so I removed that (not the worst thing I have done but tight cramped and head to work "blind" got it...
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    help help help overheating Mecrusier

    I bought a merc impeller kit and installed again, no water flow. So I removed the lower drive unit again and I put a garden hose at the thermostat housing Line coming from the impeller. i got full flow in that direction out the pick up tube hole. when i tried going from the pick up tube...
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    help help help overheating Mecrusier

    so I used the schematic and I am not getting water to the thermostat housing. I removed all the hoses and nothing. So I will remove the lower drive unit again and put in quality impeller parts. but i kindof think either I have it assmebled incorrectly or backwards or something. do you have a...
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    help help help overheating Mecrusier

    The engine overheated both times at he lake, after I replaced the impeller (the old one was intact) I noticed the "up tube" had a melted spot and the adapter to the pump was slightly melted but everything fit very tightly and I checked it over carefully I would have replaced it but no parts were...
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    help help help overheating Mecrusier

    Thank you so much for the input, it is exactly what I was needing, My compatment is so tight I cant even see the hose coming thru the transom. What is a PS cooler? I will look for it. I used a cheap impeller I suspected they were all made at the same location and marketed differently. I did...
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    help help help overheating Mecrusier

    1998 Merc 5.7 with Alpha one outdrive. The boat overheated on its first use. I changed the impeller, and it overheated again. I took it apart impeller looks good but i am going to replace it again anyway. I don't know where to turn to troubleshoot. I just realized it looks like my motor...
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