For the carburetor to work these pressures must be equal.
Chainsaw fuel cap vent.
The gas cap on a poulan chainsaw covers the tank and keeps gas from spilling while you cut.
It is also designed to vent excess heated gases to keep the right amount of pressure which allows the fuel to be pumped into the carburetor via the fuel line.
Podoy fuel tank vent line for compatible with stihl 021 023 025 ms250 028 029 ms290 038 048 chainsaw rep 1117 350 5800 pack of 2 4 7 out of 5 stars 135 5 99 5.
This is simply a gas cap with a hole in it.
When the gas inside your stihl chain saw fuel tank heats up it creates pressure inside the tank.
Also the vent line cannot have a dip in it where fuel or.
Unfortunately this hole would allow the fuel to splash out when accelerating or turning a corner.
How to clean a vent cap on a stihl chainsaw.
If the tank can.
If the tank can t vent this added pressure fuel will stop flowing from the tank to the carburetor due to an imbalance in the atmospheric pressure and the tank pressure.
These gas caps can get dirty or damaged when you stop to refuel in the field.
Free shipping on your first order shipped by amazon.
When the gas inside your stihl chain saw fuel tank heats up it creates pressure inside the tank.
2 9 out of 5 stars 7.
Get it as soon as wed sep 16.