2000 Harley Davidson XL Sportster 883 "bad petcock cause run" Questions

...bad a vacuum will build in the tank as you ride and eventually the fuel will not flow to your carb. Also, you could have a problem with the vacuum operated petcock if your bike is equipped with one. ...

...petcock is bad , will this cause the gas to run out the carburator vent line while it is running? If the petcock is bad will this cause the vent hose to run gas while the bike is running? also the ...

...cause this are the vacuum operated petcock and the carburetor itself. The vacuum operated petcock is common source of problems with fuel flow. I suggest that the original vacuum petcock be replaced ...

...Bad fuel petcock. Pull the fuel line off of the petcock while it is in the on or reserve position and if fuel comes out of the petcock it is bad. No fuel should come out without the engine running as ...

...petcock :-) and yes they do "go bad" in a number of ways. There is a diaphragm inside which can crack over time. There is also a diaphragm return spring which may break (I've seen only one like that ...

bad i tought maybe hydrolic tapit may not be working chap iboght it from said he rode it like this front pipe is also very blued on front cyl You may have a vacuum leak on the intake causing the front

petcock for bad rubber parts. Replace any bad parts with new. K&L makes after market fuel petcock repair kits if you just want to rebuild . If money is no object a brand spanking new fuelcock will

...petcock cause a vacuum leak in at least one occasion. Normally, when they go bad they just shut the fuel off to the carb and the engine won't run. But, I did have one that caused a severe vacuum leak ...

...bad, a vacuum may be building up in the tank and causing the fuel flow to stop. Take the bike for a ride with the fuel cap loose but not off. You don't want a lap full of fuel. See if that works, ...

petcock for bad rubber parts. Replace any bad parts with new. K&L makes after market fuel petcock repair kits if you just want to rebuild . If money is no object a brand spanking new fuelcock will