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Old 12-14-2007, 05:35 PM   #56
JohnStranahan
Junior Member
 
Join Date: Dec 2004
Posts: 96

Default Re: Suzuki GSXR 750 quad Throttle Body Install on 2.3 L Duratec

There are still quite a few things to do. A good time question might be how much would it take me to get to the same spot if I got a second set of parts. Maybe 10 hours or less. Time spent watching TV is of no value. This is just a hobby. I don't have $4000 to spend on this project. Sure I spent a few hours more than that pondering where to drill my little vacuum holes, which used throttle body to buy etc, but I think I found good spots and a good part.

Things I need to aquire
an MAP/IAT sensor. This seems to be a dealer part. I will need one (or depending on cost) I will take the one off the car temporarliy to make a little Vacuum Accumulator with this sensor installed in it. I have seen some small steel fuel filters with mounting brackets and up to three fule lines (vacuum ports for me) that may work. the extra fittings can feed the stock ford vacuum system which purges the charcoal canister as well as run the many little vaccuum engine controls. The can will be inside the intake plenum for satisfactory function of the Intake Air temperature part of the sensor. This temperatrure sensing function is duplicated at the MAF. I would suspect the temp at the MAF is used more for control of mixture.

The extra inlet on the plenum will be covered by 1/8 inch ABS plate from a drain fitting.

I am waiting on a used plastic manifold.

I am still looking for the perfect glue or sealant that will stick forever to the Susuki ABS plastic intake.

Idle air is composed of three streams. PCV air that is metered by the PCV valve, Idle Air Motor Air, and Leakage past the throttle plate. The PCV system will work the best if it is pulled by idle vacuum as in the stock system. The Suzuki Intake Plenum has a fitting and foam filter for PCV. It might be best to use that and bleed a little more air past the throttle plates with the Suzuki idle screw. The filter seems to be a nice thing to have in this dirty air stream. This air could also be run through a fuel filter sized device filled with foam to keep the dirt and scum out of the throttle bodies. I have not decided yet. I am going to incorporate the idle air motor.
John
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