View Full Version : CJ5 Fuel pump Glass Bulb

10-19-2012, 10:12 PM
How full should the glass bulb on top of the fuel pump in be when working properly? Mine is about only 1/4" from the bottom. Thanks,

1948 Cal Willys Pickup
10-21-2012, 01:45 PM
I am purely speculating on this as I have never had one but I would imagine it should be entirely full to prevent any vapor locks. Again pure speculation.