Forced Induction Discussion of turbos , superchargers , and nitrous upgrades on the G35

GT Motorsports: 4.2L Stroker, VPro, APS TT, GTM BUILT 5AT, 600RWHP! *PIX*

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Old Aug 13, 2007 | 12:19 AM
  #1  
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Exclamation GT Motorsports: 4.2L Stroker, VPro, APS TT, GTM BUILT 5AT, 600RWHP! *PIX*

Another beautiful car we had the chance to work on, Came in with a APS TT, SP built engine, and SP cams. and the customer wanted some serious power so here are the upgrades we preformed on the following vehicle:

"Beauty & a BEAST"

2006 Nissan 350Z Roadster

GTM 4.2L Stroker Kit
GTM Newly Designed 14MM ARP 2000 Head Studs
GTM Stage 3 Heads
GTM Stage 1 Turbo Cams
GTM Fully Built Stage 3 Automatic Transmission
GTM Spec Coating on Pistons and Bearings
GTM Spec 14" Dual Fan Upgrade
GTM Radiator Shroud (Polished Version)
GTM Spec ECU Flash
HKS FCon VPro Standalone Engine Management System
HKS Knock-Amp A/F Wideband
HKS EVC6 Boost Controller
HKS Navigator
HKS Oil Temp Sensor
HKS Fuel Pressure Sensor
HKS EGT Sensor
HKS Oil Pressure Sensor
Defi Gauges with D-Link
GReddy EVO TT Exhaust (Modified to remove 50mm bottle neck)
GReddy Strut Tower Bar
GReddy Oil Cooler
GReddy Transmission Cooler
Polished Manifold and timing cover
Volk GT-S Wheels with Toyo T1-R
Stoptech 4 wheel cross-drilled Big Brake kit 6/4Piston kit
APS Twin Turbo Kit
APS Extreme Fuel System
APS 3.5
Down Pipes
Samco Hoses
PWR Race Radiator



This car came to us orginally for diagnostic work, Andrew was disappointed with the power the car was making. He was told the car made 550rwhp (so he ordered custom plates to match that ) After doing a baseline dyno the car did not even make 350rwhp. So Andrew said "If my liscense plate says 545rwhp I need to have ATLEAST that". With that said we set forward feed his hunger for more power!

The car is in the break in process, our first tuning sesssion we were able to accomplish 520rwhp at 11psi. We made the wrong spring choice on these actuators so we had a hard time building more than 11psi of boost. Car will be back in a few weeks to change the springs and go for 600rwhp.

Enjoy the Pictures! We will be back after the car returns for new springs and tuning.



Dyno Chart of the car when it orginally came in:



Conservative 91 Octane Tune 11 PSI



Pictures:














































Sam

GT Motorsports
 
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Old Aug 13, 2007 | 12:28 AM
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Damn, I couldn't tell what was going on with that first dyno chart. I had to look at it three times before I saw the heading above it, then it made sense.

Does this car belong to a forum member?

On a side note: I would hate life if I had to dish out that kind of money TWICE (once for the first build, then again for the CORRECT one).

Beautiful work!
 
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Old Aug 13, 2007 | 12:31 AM
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VOLK GTS!! FTW! haha...

i need to go FI
 
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Old Aug 13, 2007 | 12:51 AM
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holy moly that is pretty ridiculous... awesome part is, it almost looks like a sleeper looking like a stock roadster with some wheels... then again most of us aren't that stupid...
 
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Old Aug 13, 2007 | 12:54 AM
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wow. i'm really interested in a project like this for my 5at sedan... could you PM me a rough estimate on cost (minus the wheels)?
 
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Old Aug 13, 2007 | 01:55 AM
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I would say this is probably the second 420TT I've seen after Alex's 420zTT
 
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Old Aug 13, 2007 | 05:46 PM
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Great work Sam, can I get a GTM badge on mine too
 
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Old Aug 13, 2007 | 05:54 PM
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Very nice...
 
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Old Aug 13, 2007 | 05:55 PM
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moving to socal is goin to be bad for me.
 
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Old Aug 14, 2007 | 01:41 AM
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600whp does not seem like that much for a 4.2TT after seeing the 855whp car.
 
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Old Aug 14, 2007 | 02:01 AM
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^^ yeah seems like AT is holding things up? gearing/FD/tranny? wonder how much they're all good for
 
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Old Aug 14, 2007 | 02:01 AM
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oh yeah, they're only boosting 11lbs... wonder how much that 855hp car hit
 
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Old Aug 14, 2007 | 02:05 AM
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More than that!
 
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Old Aug 14, 2007 | 02:23 AM
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I would def. be happy with that much power, I ain't greedy.....
 
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