Trackmouse
Trackmouse UltraDork
12/18/17 1:26 p.m.

 So I needed to connect my evap canister to the rubber line that goes back to the tank. It was late and Baxter auto didn’t quite have everything I needed, so I purchased some plastic vacuum tube male to male connectors and some vacuum line and connected that to the tank side of my evap canister. 

My question is, with fuel running through that line is the vacuum hose and plastic connector going to hold up to fuel vapor?

Trackmouse
Trackmouse UltraDork
12/18/17 7:10 p.m.

So it looks like the vac line won’t hold up to fuel. And the plastic connector wasn’t designed for fuel, so it’ll need to go. Thanks for the info guys. Appreciate it. 

maschinenbau
maschinenbau GRM+ Memberand Dork
12/19/17 8:13 a.m.

So even though only fuel vapor would run through the tank-to-EVAP line, not liquid fuel, it will still need to be rated for fuel? Asking for a friend...

rslifkin
rslifkin SuperDork
12/19/17 8:19 a.m.
maschinenbau said:

So even though only fuel vapor would run through the tank-to-EVAP line, not liquid fuel, it will still need to be rated for fuel? Asking for a friend...

I'd tend to say yes.  Non fuel rated stuff may work for a while, but I'd expect fuel rated stuff would last a lot longer (meaning less chance of needing to chase down an evap leak 3 years from now).  

pointofdeparture
pointofdeparture GRM+ Memberand PowerDork
12/19/17 8:21 a.m.

In reply to maschinenbau :

Fuel vapor is still considered fuel, so anything non-fuel rated will degrade over time. You wouldn’t need to use fancy pressure-rated fuel injection hose or anything, but it would still need to be fuel-rated.

maschinenbau
maschinenbau GRM+ Memberand Dork
12/19/17 8:45 a.m.

Good to know, thanks. Soon I'm building a fuel tank and I'd like to vent it to an Evap canister I am using from the engine donor.

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