Re: [AMC-list] Need help with 76 Hornet sportabout vac hookups to evap cannister

[Ken Ames <ameskg@xxxxxxxxx>]

The return line allows cool fuel to be in the lines as far as the filter -
supposedly reduces vapour lock. 

I'm not sure that it is the pressure that is higher but the volume is - on the
6s anyway. 

Ken


Quoting tom jennings <tomj@xxxxxxx>:

 The supply and return lines plumb to the three-legged fuel filter. Also, the
> later fuel pumps run much higher pressure than the 60's cars. The pump
> pushes fuel into the fuel filter, and the third leg returns a portion of the
> fuel to the tank; I dunno why they do this, but a major side effect is
> "normal" low fuel pressure at the carburetor -- without the third leg
> returning fuel to the tank, the pressure is high.


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