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Trackrash Trackrash is offline
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Join Date: May 2007
Location: Fortuna, CA. On the Lost Coast near the Emerald Triangle
Posts: 7,129
Garage
Webers dumping gas in motor after shutdown

OK, I'm having an issue where after I shut down my motor some gas will work its way into the cylinders. I have noticed gas on some of the plugs and intake valves.

What I have done.

Newly rebuilt 3,0 with DC cams and JE 9.5 pistons

Weber 40s, rebuilt and rebushed. New insulator gaskets. K&N filters.

New needle and seats, twice. Floats set and the levels rechecked. Floats checked for free movement and operation.

Facet fuel pump. The solid state one.

Extra vent drillings per Bruce Anderson.

AEM air fuel gauge is installed. Mixture readings are good while the engine is running.

Oil temp readings are normal.

Thanks for any advise.
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Gordon
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'71 911 Coupe 3,0L outlawed
#56 PCA Redwood Region, GGR, NASA, Speed SF
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Old 05-11-2017, 11:30 AM
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