Quote:
Originally Posted by 66C10LB
I have built my idea of a fuel filler setup for my 66 C10. I am not very experienced with fuel systems so I was wondering if others know if it is important to add a fuel overfill/vent connected into the filler neck close to the filler cap, OR if it is enough to run a fuel vent line that is not connected to the filler neck using hose and a rollover valve. (Fuel filler is positioned on the INNER wall of the Fleetside bedside) Any ideas would be appreciated. Pictures for reference....
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I have the same cap as you and have no overfill vent. I started with a 3/8" vent in the tank and it was a chore to fill. On my intank fuel pump It had a provision for a 1/2" vent, I used this and now I have no worries filling.