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      11-30-2023, 03:20 PM   #1472
Torgus
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Drives: Single Turbo N54 on Meth!
Join Date: Jun 2012
Location: Boston, MA

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Garage List
2007 BMW E92  [10.00]
2007 BMW E90  [0.00]
2006 BMW E91  [0.00]
Quote:
Originally Posted by Seattlesquash View Post
It’s interesting to see several of you guys all had to upgrade your injectors. I am 99% sure I am still on my ESS provided ones, and never had a fuel delivery issue. What issue did you run into? Just going lean or a hesitation throughout the rpm band?
IIRC you never want to run a fuel injector past 85-90% of it's CC/min rating to give some headroom.

Those Porsche GT2 fuel injectors are 590cc, assuming the right year I believe. Injector calculator online says they are good up to about 550BHP or 460 whp on 93.

https://deatschwerks.com/pages/fuel-injector-calculator


What are the injectors ESS supplies in their kits out of curiosity? Do you know what model and cc flow?



edit: The above injector calc were at 42psi not the 72psi at 7spsi they will flow much more.

Last edited by Torgus; 12-01-2023 at 11:10 AM..
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