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Full Version: My Custom GT35R Twin Turbo Z06 - Pics/Info/Dyno Video Inside!
CorvetteKillStories > KILL STORIES ON VIDEO! > Corvette Street Racing Videos!
SpdKilz
The car is FINALLY in running condition. After ten long months, my quest for turboing the Z06 is finally nearing an end.

I went to Sound Performance today to get the car tuned. They spent quite some time (Jerry was great) tuning the Z06 to give it a nice, CONSERVATIVE tune. I am stock block still, so I’d rather be safe than sorry.

So…with .3 bar (4.5 pounds of boost), 93 octane, through a modified but still very restrictive TI exhaust, and on a Mustang Dyno I put down 548rwhp, 511rwtq. I am sure with 3” dual exhaust leading to cutouts I will be able to pick up another 20-30rwhp (those are coming soon).

The new clutch is very very weird getting used to for the fact it catches way up top (need to adjust it somehow) and is about 5 times stiffer than my stock clutch. It is a twin disc and rattles like a mother trucker. Also, one of the seals on my turbos is bad (from the factory – sending it out during winter to fix it). It is kind of funny for the fact an average person would hear my breaks squeaking, see shit coming out of my exhaust, and hear all this random clanking and rattling from the car when it is at a stoplight. They probably think it’s a pile of crap and I beat the shit out of it biggrin.gif

I was able to take it out tonight for a few quick runs with my buddy Dave (CobraKalas) and I am sure he will attest…it fucking moves out! I still have not been able to row it through the gears but wow, I am impressed. I can’t wait to do a 1-4 gear run on the highway tomorrow night! I will def. get video of that and hopefully some races!

Quick shout out to Chris from CM Racing who built this completely custom twin turbo setup. It took a while, but in the end it was worth the wait!

Anyway, below is a link to my dyno pull, a few pictures of the Z06, and all pertinent mod information. Enjoy! I know I will!



UPDATE VIDEO OF MY DYNO WITH A QUICK RUN AGAINST A HEADER/INTAKE C5 Z06 (9.8mb) - http://www.spdkilz.org/Video-Audio/My%20Z0...dKilzTTDyno.wmv

- Custom Reverse Headers, Downpipe, Intake Tube, and Exhaust by CM Racing
- (2) GT35R Polished Garrett Ball Bearing Turbos
- (2) Front Mount Intercoolers
- Kenne Bell Boost-A-Pump
- Tial 38mm Wastegates and 50mm Blow Off Valve
- Quartermaster 8.5v Extreme Twin Disc Clutch (completely one off/custom)
- DTE Rear Brace
- Innovative Wideband Sensor Gauge
- Cobalt Fuel Pressure and Boost Gauge
- Precision 82 pound injectors (for future upgrades)
- AFR 205cc Heads
- SI6 232 240 .595 .610 112 Custom Comp Cam
- Hurst Shifter
- Modified Z06 Titanium Exhaust



Without bumper/hood



FMIC’s…I believe I have the first ever on a C5 Corvette Z06.



Showing the guts of the setup


At Sound Performance Today



Dyno Sheet



Can’t wait to get a few races in before winter!!
DarthVetter
Very impressive man!

That is the most innovative turbo set up I have seen. They didn't wreck the engine compartment, it still looks balanced and neat. They also found a great way to get the turbos close to some cool fresh air without running a long intake.


Nicely done, I'm sure you are proud of the job and the numbers! headbang.gif cool.gif
Aint hot
Should work really well if you go a little bigger later on the engine.
tonydee64
That looks badass dude, it really does. A very nice, clean setup... wow! Although I think you're missing a few pretty pieces on the front wink.gif
kevin
WOW really really WOW ohmy.gif
SpdKilz
Thanks for the compliments guys! I can't wait to build up the rear end/bottom end. The setup was made with 8-1000rwhp in mind for the future. I know I did this build somewhat backward but I couldn't pass up the opportunity to have such a unique setup. I already have an opportunity to have it featured in a magazine biggrin.gif

I updated the video...it now includes a very quick short race against a header/intake '02 C5 Z06. You can see how I just instantly pull biggrin.gif

- Carleton
Aint hot
I would hope you instantly pull. dry.gif
greg_nate
Man, that engine bay looks just awesome. I can't believe how good the exhaust manifolds look.

Are you running this on a stock bottom end? I didn't see a new block or pistons on your mods list.
wb9mcw
Good job C --bet ur happy to have your ride going again--been a long summer for you but just think next summer it is time for "wax patrol".

I know what ya mean abt the noise at the stoplights--my syncros rattle now till I push the clutch in cuz I don't have the stock dual mass flywheel (keeps the syncros quiet and why they put it in stock to begin with) since we run the alumin. Fidanza and a ceramic race clutch---but oh baby does it rock and rev quick now and the launch at 3,500 it is so wicked compared to the stock setup---I live with the damn noise!!!

My description on the ZR-1 forum---

I bought the ceramic race clutch and an alum. flywheel from CC....other than the dreaded rut,,rut,,rut,,, "tranny-gears" rattle at idle and low rpm's under load...the new setup is unreal...rev to 3500 dump the clutch and hold on...all my friends are impressed to say the least...I am now testing the life span of half shaft u-joints...lol

I kept the old flywheel (in fine shape) so I can revert her back if ever needed!!!

"Ceramic" it is a beautiful thing.............................



Stage 3 Kit



ALUMINUM FLYWHEEL

Our aluminum flywheels are made from the highest quality 6061 T6 aluminum. The material is fantastic for strength, heat dissipation and of course reduction in weight. The friction surface we use is an icredibly strong 1045 steel. The flywheel friction plates are milled to meet our high specifications. A Fidanza aluminum flywheel can mate with any type of clutch material, including organic, kevlar, ceramic, metallic and sintered iron. We attach the replaceable friction surface with military grade aerospace fasteners. With these replaceable friction plates there is no need to replace the entire flywheel when the clutch or flywheel is at the end of it's life, saving time and money. The ring gears we use are also made from 1050 steel and are heat treated for durability. The flywheel ring gears are heated then pressed on and secured with grade 8 button screws. We were the first to utilize a stepped dowel system in most of our flywheel applications. This doweling method ensures that once the pressure plate is installed the dowels cannot be removed because they become locked into place.
No chromemoly can compete with the awesome serviceablity, strength and superior design of Fidanza's aluminum flywheels. If there was a better material out there, we would be using it.



I would like to see pic's and details on your Quartermaster setup if you can post em?
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