4 lines on gas tank

[curtis6592]

I am in the process of changing my gas tank and sending unit since my gas gauge did not work i was just curious what are the 4 lines on the drivers side of the gas tank for.I have a 1971 dodge dart swinger.thanks

 

[Josecuda]

I think those were for emissions basically. Canister, breather maybe??

 

[AdamR]

Vent lines, They run to the trunk abd were used on 70 Cali emissions and all 71 cars.

 

[curtis6592]

so nothing actually runs through them. so i shouldnt be too worried about replacing the rubber hoses.