[urq] Fuel Pump surge - still having problems

Cody Forbes cody at 5000tq.com
Wed Apr 16 22:10:15 PDT 2008

Ben Swann wrote:
> Well that is what the pressure regulator should be doing.  The
> regulator is set for
> around 45 PSI whereas on CIS system pressure is usually over 60 PSI.
> I can tune the EFI
> to accommodate the higher pressure - would actually result in more
> power too.
> Essentially what you say that I'm "flowing way too much fuel to
> return it to the pump
> unused" is how it is done usually.  If not I'd like to know.

The more pressure you run the slower your injectors react. I don't recomend 
much beyond 45psi static pressure.

-Cody Forbes
'87 5ktq - Fast.
'87 5ktq QLCC'd plus some
'86 5ktqCD
'86 5k
'86 5k 

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