The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 1973-1991 Dual fuel tank systems theory of operation

SunSoaked · 01-04-2018, 12:50 PM

Awesome info. Thanks for sharing. You got any info like that regarding the vent lines/canister,etc?
Specifically, I just want to know if using a vented cap will prevent any issues if I remove my charcoal canister and use the vent line for my EFI return line.

01-04-2018, 12:50 PM	#3
SunSoaked Registered User Join Date: Dec 2011 Location: Yuma Arizona Posts: 1,524	Re: 1973-1991 Dual fuel tank systems theory of operation Awesome info. Thanks for sharing. You got any info like that regarding the vent lines/canister,etc? Specifically, I just want to know if using a vented cap will prevent any issues if I remove my charcoal canister and use the vent line for my EFI return line.