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    Overheating at 30mph

    This is leading me to believe that it might be air intrusion into the system. Regardless i will double check everything from A to Z to confirm. The manifold will still be replaced to match the other manifold from Barr.
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    Overheating at 30mph

    new parts installed upon engine rebuilt, can't really compare to any prior usage.
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    Overheating at 30mph

    Will double check in the water. Either way that manifold is meant to be replaced. I only changed one because a clear water test was showing me more water flow to one side vs the other. After replacement the issue remained the same. That test was done on a water hose, not at sea. The old manifold...
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    Overheating at 30mph

    I bought the engine that was a paperweight. Engine was rusted bad as well as the outside components. The risers and manifolds where full of rust and as a security i went ahead and replaced. The gaskets where bought according to volvo penta parts search engine. They are the metal fiber composite...
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    Overheating at 30mph

    I don't have a flush port on my engine
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    Overheating at 30mph

    Got it, i will replace the part.
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    Overheating at 30mph

    This is the one i have. I backflushed it and it did not show a restriction but will double check.
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    Overheating at 30mph

    You mean the one that crosses over from outer transom to the back of the engine? I backflushed the engine and water flows out without any issue.
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    Overheating at 30mph

    Folk i need to pick your brain, i took the boat out today and at idle up to about 15mph temp stays at 160. I went to 30mph and temp spiked and alarm went off. Boat is a 5.7 Penta. I had replaced the impeller a couple of months ago. Risers and one manifold is new. Any ideas what could cause this...
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    New Carb conversion issues 5.7

    Dizzi feel nice and tight but will double check again tomorrow
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    New Carb conversion issues 5.7

    Plenty of fuel to carb visibly, not tested the right way. I disconected hose at carb and tested to see if possible restriction but plenty of fuel seen. But so far it is leading me to think some sort of debris in carb
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    New Carb conversion issues 5.7

    Carb is new Edelbrock 1406, unsure of the fuel pressure but the pump is a new carter p4070. For now it has a inline fuel filter car type. Looking to install fuel water separator. The mechanic installed the pump directly to switch (temporary) while he gets the oil switch. He stated he would...
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    New Carb conversion issues 5.7

    I need some help trying to figure out an issue i have with a new carb, coil, distributor fuel pump and wiring that was done on my boat. TBI gutted and a new carb, dizzi, coil, fuel pump and wiring installed. The boat started perfectly after timing bu the mechanic. Engine was left running for...
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    5.0gi TBI to Carb

    Update, After a whole bunch of back and forth due to a bent crankshaft snout, crappy mechanics and machine shop, the engine is back. During the time that the engine was being repaired i changed to a 30lbs spring and changed the anti-siphon valve... still no improvement. The carb, equiptment are...
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    5.0gi TBI to Carb

    Tomorrow i will gut the harness open and take it from there.
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    5.0gi TBI to Carb

    The engine has only one wiring harness that connects at the back of the boat. Regarding the carb i can work around that but my main concern would be the wiring to get everything going including gauges. I have read some people say its easy while others say they had to cut wires. This is my...
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    5.0gi TBI to Carb

    Guys, after much headache and suffering with my TBI (a lot of money invested) still having issues. I have decided to go the route of Carb. What is needed to do a proper conversion using my current wiring harness. My current set up is a 2000 Volvo Penta 5.0GI PEFS TBI with serial # 4012007012, I...
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    5.0gi Pefs engine wiring sorta question

    Would you happen to have the instrument panel wiring diagram from helm to engine for the 5.0gi PEFS? I know some engines have it but cannot find it for mine.
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    5.0gi Pefs engine wiring sorta question

    The wires that i have on this pigtail are coming from the dash are... Red Black Yell/red stripe Grey Purple Purple/white stripe Light Blue Brown or Tan On the engine side i would have to double check to see. But if i have 8 wires and 8 pins i would "assume" that all connections are there. Now i...
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    5.0gi Pefs engine wiring sorta question

    The engine has a buzzer and it was working untill engine was removed. I dont have the engine in front of me so i wont be able to confirm. If it is a negative i can always bypass it to engine block.
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