PJGH wrote:
> The problem with the old Bosch CIS/K-Jet system is that the injectors
> are manual - they are opened (continuously) by the pressure of the
> fuel, not fired by ECU. To that end, the wider the bore, the lesser
> the pressure for the same delivery of fuel? Or does the pressure
> increase when the bore drops to the aperture of the injector opening
> and crack the injector open. That's my dilema.
Pressure is set by the smallest point, not the largest, and on the CIS
neither sets the pressure: the injectors are spring-loaded, not just
open jets, and it's the opening pressure that matters.
Bill
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