[Diy_efi] : returnless fuel rails

[Shannen at grolen.com]

DThe systems I've worked on usually run higher pressure.  I think the
consesus was that it was a common approach.
Shannen
I>So how does one get around all of the problems that caused people to put
DI>return lines in from the get go? I know that some diesel systems incorporate
DI>a pump and injector in the same unit and I guess some DI petrols do the
DI>same.

DI>but you still have to address pressure regulation and avoiding vapour build
DI>up.

DI>Bill
DI>----- Original Message -----
DI>From: <Shannen at grolen.com>
DI>To: <Diy_efi at diy-efi.org>
DI>Sent: Sunday, May 26, 2002 10:37 PM
DI>Subject: [Diy_efi] : returnless fuel rails


DI>> DThe first application of returnless GM efi which I saw was the port fuel
DI>> injected big block engines.  I believe many manufacturers are using
DI>> returnless systems now that OBD II evaporative emissions standards are
DI>> in effect.  Returnless systems do not transfer heat to the fuel tank.
DI>> Shannen



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