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    Volvo Penta 5.7 GI-F (2006) water in Cylinders

    It was the riser gasket. Put a new one on after cleaning the surfaces. The boat works great again I’ve had it out a few times without incident.
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    Volvo Penta 5.7 GI-F (2006) water in Cylinders

    I believe so.
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    Volvo Penta 5.7 GI-F (2006) water in Cylinders

    Saw another thread on here about that being the casting not the part number
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    Volvo Penta 5.7 GI-F (2006) water in Cylinders

    I pressure tested the manifold. I figured out how I might be able to test the riser. But I think I may just buy new risers. One had a small bump in the exhaust chamber and it looks like the water jacket dips in there on the other side. You can see it in this picture. Also both risers water...
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    Volvo Penta 5.7 GI-F (2006) water in Cylinders

    Maybe it was the gasket between the riser and manifold. I went to get a picture of the part number and noticed places that looked like the seal was compromised. It looked better the day I took it off
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    Volvo Penta 5.7 GI-F (2006) water in Cylinders

    There was one difference on the boat this trip. My boat has a hose connection by the engine. I had run the boat off the hose at the house for 10 minutes before going to the lake. But I forgot to plug that hose.
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    Volvo Penta 5.7 GI-F (2006) water in Cylinders

    I do not think it was weight or related to how the boat was driven. No extra ballast. We have done the same thing for years. I’m wondering if it was a failure of the water passage in the intake manifold and if there is a way to test that on the engine. Maybe remove the thermostat housing and...
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    Volvo Penta 5.7 GI-F (2006) water in Cylinders

    Took the boat out for the first time this year. Stopped (slowly with engine running) a couple minutes after warming up to start wakeboarding. When we went to start it back up the boat wouldn't start. Found out there was water in both cylinder banks Cyls 3 and 6 had the most. Pulled the plugs...
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