[s-cars] Higher Pressure FPR for 200q20v

[Phil Payne]

> Why would you want a higher pressure fuel regulator? I can
understand that
> this would put more fuel into the engine for a given injector pulse
but if
> the engine were to run rich the ECU would shorten the pulse via the
oxygen
> sensor readout. I've seen debates about this and rising rate
pressure
> regulators and some people say that they are useless as the and
heats up the
> fuel and wears out the pump quicker. Any other opinions?

Only applies at idle and when the system is trying to  achieve stoich
during cruise.  At WoT the system goes open loop and there's no OXS
sensor servo loop, so it will go rich.

--
  Phil Payne
  http://www.isham-research.com/quattro
  +44 7785 302 803
  +49 173 6242039