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Old 15-05-2007, 10:56 PM
EdyJun EdyJun is offline
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Join Date: Jun 2006
Posts: 1
Default Audi S4 B5 and W/I

I?m in a state that has 91 oct as its max at the pump and I want to use W/I to combat the IAT and heat soak.

Some background info:

Audi S4 w/

K04/RS6 turbo @18-19psi
42lbs inj @ 4.9bar
Stock IC
Max power 600chp

Some logs w/ stock IC @ 18-19 psi









I want to use Water only and lower just the IAT, my goal is not to retard the fame front.

My plan is to us the W/I as a safety zone, I am planning on running an AFR of about 11.3-11.5:1 w/o W/I.


Questions:

Where would be the best place to install each W/I injector. Before the IC, 12-16? before the TB, or 2-3? before the TB?

What size injectors do i need and how do i calculate this?


Thanks
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