Turbo mustang build

supermech21

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Ok, getting ready to move on turbo 95 cobra. Right now the important parts on it are : 67mm turbo, the full turbo kit(headers, IC, pipes), AFR aluminum heads (i wish i knew the size i want to guess 195cc flow), Tremec tko 500(the strongest 5 speed they made), Fuel system. Thats the main stuff. Notice how i didnt say anything about the bottem end cause its near stock (rebuilt with under 1000 miles, i believe its a 306 but with a stock bock). The tuner (brandon Haywood,NC) he says he can get 600 but that seems a little excessive wit the bottem end in it now.

Future plans: Dartblock, 331 forged bottem end, AEM EMS, Water/meth injection. My only questions are who is running a 331 with a big turbo, and what is your compresion? Can someone provide a link because i dont want to run above 8.5:1.

Questions:
If you have a 67mm or larger turbo whats your bottem end like? Comression? Block? How high do you rev?
What are you guys running for a tuning system. The AEM unit is hands down the best on the market and this turbo should make power to 6700-7300 rpm's.
Whos running Water injection? Where did you get your kit? Just running a boost source for actvation or off the TPS as well?
What size cam should i be looking at? He said it has a "turbo cam" but hes just looking at a powerband of 6k, i want to take the turbo to ts limit and im thinking 6800(thanks to the EMS) would be a great shift point. Can you guys recomed a degree'ed cam for me?
This car will see mixed racing track/highway, but most of my fun is done on the highway. I want to make this as safe as possible to run on the street at high speeds, what suspension wise can i do to keep the car squated down and staying sraight? I have no clue as to whats on it now for suspension other than Eibach springs(has 10.5" cobra R's alsoif that helps).

Any other words of wisdom? I want 700 hsp (on a 110/93 mix + meth). I want a block that i can grow with, a 72 or 76mm turbo may b in my future but i dont know.
 
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supermech21

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now considering the nsiper tuning package...I want something that can datalog, everything. My AFR's, EGT's(with the probe obviously), knock, timing...all of it and where at in the RPM band, can sniper support this
 

Magic

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Right now your issue is the stock block....anything above 500rwhp its like pulling the pin on a gernade and leaving the gernade in the passenger seat whenever your out at the track or going for a blast on the freeways.

So going by what you;re saying...you want to build up a block, but arent really sure of what you want?

the Dart block (The Sportsman block is more than enough!) 331 build up will be excellent with the 67mm turbo, with room to grow should you upgrade the turbo. Of course, as long as you have good internals (forged crank, rods and pistons) and a good tune.


I will give you an example of my friends turbo car.

Car:
94 GT (Cobra look a like)

Engine: 332 (its all the same, 331 or 332, just depends on how engine builders or stroker kits round the number off. 331.xx = 331 or 332)
Block: Ford Racing R302
Eagle 4340 3.25 stroke crankshaft
H-beam rods
Forged pistons 4.030
Compression: 8.5:1

Camshaft: Ford Racing F-303 with Crane Gold 1.6 roller rockers
Heads: Edelbrock Victor Jr with Comp cams valvesprings and hardware
Intake Manifold: Trick Flow R-series, 75mm TB

Turbo Kit: HP Turbo Stage III 76mm, Dynomax Ultraflow catback

Fuel System: twin external Walbros (255), large feed and return lines (-8an feed, -6an return), Aeromotive Fuel rails, Aeromotive Fuel Pressure regulator, 60lb injectors, C&L Mass air meter.

Transmission: TKO-600, SPEC stage 3 clutch
Tuned by: stock computer tuned with a Tweecer RT, with an Innovate wideband sensor (tuned by owner)

On pump gas (Sunoco 94) it made 640 rwhp...I dont remember how much torque, but it was up there.

This car can make more jam with a cam swap, and meth/water injection and the 94 octane sunoco fuel.
No track numbers yet, but lots of kills on the street with it. (C5 Z06 with a built 427, Porsche GT etc)
Car idles at 700 rpm without a hiccup and runs like an animal when you get on it.

Back to your questions:

Water injection kit: There are many kits out there, the most popular being the Snow Performance and AIS. They all do the same thing at the end of the day, its just that they are different looking. Its well worth the the money you will spend on it.
I have a few other friends with the Snow Performance kit on their cars (built 332s with Vortech superchargers), and were easily worth an extra 40HP to the rear wheels, and a very safe A/F ratio on pump gas. They are BOOST activated.

As far as the tuning goes...if you have the money to get it, go with the AEM EMS computer, of course as long as you have someone that knows how to tune it. Bob Kurgan out of ILlinois offers superb tuning support for the AEM.

On the other hand, The Sniper doesnt offer much "flexibility and options" for 95 and older Mustangs.

If you want something instead to work with the stock computer and save a few bucks in the process. Then I suggest the Tweecer RT (RT allows you to datalog to a PC/Laptop as you are driving along) along with a very good wideband A/F gauge, like the Innovate piece or the AEM. Again, with the Tweecer, you need to know someone that can tune with it.
 

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