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Old 05-10-2012, 06:49 PM   #17
Scooby Specialist
Member#: 274499
Join Date: Feb 2011
Chapter/Region: NESIC
Location: RI
1994 5.8T Cobra
755rwhp @ 16psi


Originally Posted by alexmartynyuk View Post
injector flow is controlled by the ecu, the more air you force in the manifold the higher the injector duty cycle will be in order to meet your target a/f ratio. but changing fuel rail pressure will increase injector max flow, meaning you will have to change your injector flow scaling in the ecu.

Injector flow is a static measurement of the volume that can be attained with a 100% duty cycle VS rail pressure.

The computer only controls how long the injector stays open. Not how much fuel goes through it... THAT is all calculated.
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