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possible faulty pcv valve.or bad rings if you detect smoke

if you have a Manuel gas pump on the side of your engine it would be the first thing i would change

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โˆ™ 2010-09-15 10:49:54
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Q: What causes gasoline in the crankcase?
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Why is there gasoline in your crankcase oil?

Its a design problem. Ideally there shouldn't be.


How gasoline causes chapping?

How gasoline causes chapping?


What if there is unburned gasoline in your engine?

The unburned gasoline accumulated in the crankcase is recirculated by the PCV valve to the intake air and burned again. The unburned gasoline in the exhaust reacts inside the catalytic converter, making carbon dioxide and water.


What causes a 17 HP Kohler CV490 Engine to blow oil out the exhaust?

The crankcase is full of gasoline. The reason for this is because of a problem with the needle in the carburetor. It allows gasoline to continue flowing into the combustion chamber even when the engine isn't running. An easy fix for this is to install a fuel shutoff valve in the fuel line close to the carburetor.


What effect does excessive revving have on your car engine?

Excessive revving of an engine causes overpressure in the crankcase. It causes unhealthy expansion in the pistons and the valves.


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Not knowing what vehicle and engine you have you may have a faulty fuel pump leaking gasoline into the engine crankcase.


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