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RE: Under the hood temperature

To: "Mullen, Tim" <Tim.Mullen@trw.com>
Subject: RE: Under the hood temperature
From: dms@scheidt.chem.nd.edu
Date: Tue, 11 Jun 2002 18:31:15 -0500 (EST)
On Tue, 4 Jun 2002, Mullen, Tim wrote:

> But then wouldn't you have to have some type of pressure 
> regulator on the return line to only return excess fuel?  
> Otherwise, what would ensure that fuel actually got to the
> carb in the first place?  If it was just an open circuit,
> the pump would just crank away with out building any pressure
> to the carb...
> 
> Or did I miss something?

The return line is of a smaller diameter than the supply line to the carb.  
There may also be some sort of restriction in the filter, I've never had one 
apart to look.

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