2000 Harley Davidson XL 1200 C Sportster Custom "seal gas tank ring" Questions

gas is not form the tank sealing o-ring, but from the vacuum diaphragm assembly attached to the back of the petcock. Part # 5 on the microfiche. http://www.bikebandit.com/houseofmotorcycles/2004-honda

...gas @ the reserve switch Either the gasket/o-ring that seals the petcock where it screws into the tank is bad, or the petcock needs new seals/rebuilt (there are kits for this), or you could just ...

...attaches to the gas tank (you weren't really clear WHERE the leak was), the fitting has an O-ring seal where it screws into the tank: ...

...gas gauge fogging is just typical has the tank or the guage units ever been changed? the solution is to pull the speedo and replace the o-ring that seals it from the outside elements as well as the ...

...gas over flows[after 30 sec of running]into air filter box Replace the fuel **** with a new o-ring seal. Might be leaking. Try not yo yop off your fuel tank next fill up.The fuel is being sucked up ...

...seal on the rightside of the crankcase. It solved the problem immediatly! Bad rings in a two stroke engine will not make the engine smoke more. It will do that in a four stroke but not a two stroke. ...

gas in oil tank after bike sat for two weeks. If you have gasoline in the oil tank after sitting for two weeks, you probably have a bad petcock. In 1996, Harley went to a vacuum operated petcock. They