Questions & Answers for: change petcock

...petcock. If you do change to a manual operated petcock, don't forget to plug the small vacuum hose. If you want to keep your vacuum operated device, I think you can buy a replacement diaphragm. You ...

...is supplied to a diaphragm on the backside of the petcock open the fuel valve. It may have been changed since these valves were notorious for problems. Your petcock should be labeled "ON", "OFF", ...

...petcock to reserve..n run great ....it started after I change an aftermarket muffler to the og. One....... problem is probably the fuel petcock try this test disconnect the fuel line and get a good ...

...If this is the case, you should have a reserve setting on your fuel petcock unless it has been changed. Look closely at your petcock. It should have "on", "off", and "res" on it somewhere but

petcock. You do not want to run the engine with "diluted" oil in it. Change the oil and then take the spark plugs out of the engine and spin the engine for 15 seconds at the time. Let the starter cool

...a carburetor. It should have a small vacuum line running to the backside of it unless someone has changed the petcock to a manual operated one. The vacuum line comes off the backside of the ...

...change spark plug and coil .brought second hand ignition module but still doing the same Check the fuel flow through your petcock. In 1996, Harley went to a vacuum operated fuel petcock. Vacuum from ...

I need to get one with vacuum? What do you mean by petcock? You mean fuel shutoff? Hi Sean, why did you change the petcock? And did you plug the vacuum line that was going to it for the non vacuum one

...change the vacuum diaphragm on a 2000 fat boy petcock empty gas tank you can remove the petcock after you disconnect fuel line and vaccume line open petcock and replace diaphram reassemble and ...

...change petcock in a 1992 quadrunner 250 Either empty fuel from tank, or remove tank. With petcock in closed position, remove fuel line going to carb. Turn petcock (but if so configured) ...