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Print in friendly format Send this term to a friend  4L60E
Automatic Transmission - 4 Speed

1st Gear: 3.06
2nd Gear: 1.62
3rd Gear: 1.00
4th Gear: 0.70

Reverse: 2.29

- Used in production GM models...
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BrianCunningham [video] Got the car Dynoed
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Boston, MA for the most part :)
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It's on a Mustang Dyno

Car made a 100hp more than my tuner's, and his runs high 10's so...

Posted on: 2011/10/25 0:04
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TommyT-Bone Re: [video] Got the car Dynoed
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If you're happy. I'm happy.
Posted on: 2011/10/25 0:41
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BrianCunningham Re: [video] Got the car Dynoed
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meh, I'll stick in on a DynoJet later, which is what everyone else posts
Posted on: 2011/10/25 0:45
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Polo Green 95 LT1 6-spd http://mysite.verizon.net/vzevcp74/
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383tpimachine Re: [video] Got the car Dynoed
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how many lbs of boost? honestly seems a little low
Posted on: 2011/10/25 2:29
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1970 El Camino-Awaiting LSX
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88BlackZ51 Re: [video] Got the car Dynoed
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...
Posted on: 2011/10/25 3:29
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88BlackZ51 Re: [video] Got the car Dynoed
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A few questions...

What was your rwtq?
What boost?
What exhaust are you running?


Good for you!
Posted on: 2011/10/25 3:30
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dan0617 Re: [video] Got the car Dynoed
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Tyrone, PA
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470 on a Mustang dyno is a pretty good number. A Dynojet would have you well into the 500's.

With your setup I'm guessing you are at about 8 lbs of boost. I'm also guessing the power curve is pretty sweet and you aren't spinning it to the moon.
Posted on: 2011/10/25 12:18
_________________
´89 Vert, 383, 230/236 cam, AFR 195's, LT Headers, HSR intake, 2800 stall, Zex 200 shot, ET Street Radials, tune by me. Runs were with D36 3.07's.
On spray, 10.55 @ 132.78, 1.55 60 ft.
On motor, 12.08 @ 113.15, 1.66 60 ft.
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BrianCunningham Re: [video] Got the car Dynoed
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8 lbs of boost
3in B&B with Exotic Muscle long tubes

Mustang dynos traditionally read low

FYI

[QUOTE]SloRvette;
[IMG]http://i102.photobucket.com/albums/m102/p8638/IMG_20111024_115105.jpg[/IMG]
[/QUOTE]

[QUOTE]SloRvette;
That print out got chopped off. The car was pulled to 6000. Power dropped off at 5750. The a/f on the print out was measured at the muffler outlet. There's a wideband in the collector that read richer than Tony's suggestion. That printout is the tune in the car as it sits now. It's very safe for what Brian is doing with the car.
Putting things in perspective this combination makes well over 500 flywheel lb/ft at 2800 rpm. Is extremely docile until you put your foot in it, then pulls like a freight train in a rpm band that should lead to a very long life. 500 rwhp off this dyno usually traps 137mph in a 3450 lb car.[/QUOTE]
Posted on: 2011/10/25 23:44
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Polo Green 95 LT1 6-spd http://mysite.verizon.net/vzevcp74/
383 LT1/Vortech Supercharger/AFR heads/Rod end suspension/Penske-Hardbar dual rate coilovers/Wilwood 6pot brakes
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BrianCunningham Re: [video] Got the car Dynoed
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So much for getting some racing in

Last weekend the dragstrip is open

I was on the waiting list for the autocross tomorrow.

Got up @ 5am to pick the Corvette up

Had to crack the ice off the truck this morning.

Nor'easter coming in tomorrow

cr@p!

Getting a price from the shop on putting a 6pt rollbar in the car so they don't kick me off the track.
Posted on: 2011/10/28 11:41
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Polo Green 95 LT1 6-spd http://mysite.verizon.net/vzevcp74/
383 LT1/Vortech Supercharger/AFR heads/Rod end suspension/Penske-Hardbar dual rate coilovers/Wilwood 6pot brakes
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djxib Re: [video] Got the car Dynoed
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North Georgia
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I had around 500 RWHP (at 6200rpm)/ 480 RWTQ(4700 RPM) running 12lbs on my old S trim, so I think that your setup with 8 pounds is putting down some very nice numbers. Congrats!
Posted on: 2011/10/28 13:28
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Andy

1996 Greenwood Collectors Edition LT4

Previously 1992 Convertible Polo Green. 383 LT1/LT4 forged/balanced. V7-YSi, Alky. 608RWHP... Now sitting at a dismantler with a salvage title. Still runs...
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dan0617 Re: [video] Got the car Dynoed
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Autocross on studded tires maybe?? LOL
Posted on: 2011/10/28 16:04
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´89 Vert, 383, 230/236 cam, AFR 195's, LT Headers, HSR intake, 2800 stall, Zex 200 shot, ET Street Radials, tune by me. Runs were with D36 3.07's.
On spray, 10.55 @ 132.78, 1.55 60 ft.
On motor, 12.08 @ 113.15, 1.66 60 ft.
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Matatk Re: [video] Got the car Dynoed
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That's awesome. I bet it's a little scary seeing your baby on there at WOT!

I hope to get some dyno numbers next spring, of course nothing compared to your beast!

Matthew
Posted on: 2011/10/29 1:50
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2002 EBM convertible, Magnusson supercharger, cam, headers, etc.
1989 Corvette...RIP
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BeachBum Re: [video] Got the car Dynoed
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Good Stuff Brian !
Posted on: 2011/10/29 4:04
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Aboatguy Re: [video] Got the car Dynoed
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Quote:

BrianCunningham wrote:
meh, I'll stick in on a DynoJet later, which is what everyone else posts


Stick with the Mustang (honestly your car wont be any faster with the higher dynojet paper)

Mike
Posted on: 2011/11/6 2:59
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BrianCunningham Re: [video] Got the car Dynoed
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Hey turns out they got a 'Snow Date' for the autocross Sunday.

I got to run my car after all!

Picked my car up on Saturday, stopped by the hardware store on my way back to pick something up.

Couldn't turn the car off! ARGH!
Turns out the pivots on the steering columns tilt mechanism are shot.
If I wiggled it enough I could get it to work.

After all this, good enough for me

I just left the car running during my session, normally you turn it off to keep it cool.
Not really a problem yesterday... brrr...

Definitely needed to leave the traction control ON yesterday.
My Hoosiers were shot, so I drove on my 255 all-seasons.
Got on it hard once, that was a real H0lyCr@p moment :D

Real glad I made it. Finally having my car done and being able to run it once was a really big deal for me Nicely run event Great course, Especially that last part I own who ever set that up a beer! Food was great too.

Can hardly wait to go back with some race tires.
Posted on: 2011/11/9 0:46
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Polo Green 95 LT1 6-spd http://mysite.verizon.net/vzevcp74/
383 LT1/Vortech Supercharger/AFR heads/Rod end suspension/Penske-Hardbar dual rate coilovers/Wilwood 6pot brakes
NCCC Governor: http://BayStateCorvetteClub.com
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TommyT-Bone Re: [video] Got the car Dynoed
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So, what are the winter plans? Tinker a little. Start it up from time to time or close the door for a long winters nap?
Posted on: 2011/11/9 1:13
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383tpimachine Re: [video] Got the car Dynoed
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need vids
Posted on: 2011/11/9 1:14
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TommyT-Bone Re: [video] Got the car Dynoed
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Quote:

Aboatguy wrote:
Quote:

BrianCunningham wrote:
meh, I'll stick in on a DynoJet later, which is what everyone else posts


Stick with the Mustang (honestly your car wont be any faster with the higher dynojet paper)

Mike


Sounds reasonable to me. Pucker power tells it all.
Posted on: 2011/11/9 1:17
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BrianCunningham Re: [video] Got the car Dynoed
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Quote:

djxib wrote:
I had around 500 RWHP (at 6200rpm)/ 480 RWTQ(4700 RPM) running 12lbs on my old S trim, so I think that your setup with 8 pounds is putting down some very nice numbers. Congrats!


Thanks!

Quote:

dan0617 wrote:
Autocross on studded tires maybe?? LOL


save the studs, that's essentially what I did
10yo all-seasons that sat in the shed for 2 years

Quote:

TommyT-Bone wrote:
So, what are the winter plans? Tinker a little. Start it up from time to time or close the door for a long winters nap?


Well the 1st thing that comes to mind is fixing the steering column

It goes back in the shop to get a 6pt Friday.

May do flares, if I want to lower it more I'll need them

Still not sure on that one.
Posted on: 2011/11/9 23:56
_________________
Polo Green 95 LT1 6-spd http://mysite.verizon.net/vzevcp74/
383 LT1/Vortech Supercharger/AFR heads/Rod end suspension/Penske-Hardbar dual rate coilovers/Wilwood 6pot brakes
NCCC Governor: http://BayStateCorvetteClub.com
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TommyT-Bone Re: [video] Got the car Dynoed
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Quote:

BrianCunningham wrote:

May do flares, if I want to lower it more I'll need them

Still not sure on that one.


What do other forum members think? Lower? Spec Racing? BillH? Andy? other track rats?
Posted on: 2011/11/10 0:13
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jaa1992 Re: [video] Got the car Dynoed
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Wait a minute - you have coil overs - right?
You can run it lower, but you'll need to tinker with it to find out what it likes.

Until you have data from a bunch of runs I'd leave it alone for now and fix the steering column. If you go aftermarket and ditch the stock column we need PICTURES!
Posted on: 2011/11/10 13:46
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jonszr1 Re: [video] Got the car Dynoed
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Lone Pine, CA
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just watch out for the 1/2 shaft getting into the negative angle ( going up to the outside ) the u joints don't like to live that way for long . saw what happened to a buddy's rear end stuff when he lowered it tooo much .wasn't pretty
Posted on: 2011/11/10 16:59
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i have a blast playing with my 4 babies 2 zr1s and 2 mustangs 68 coupe with a jon bennit 408 art car fully rollered c4 with a gearvendors over drive .88 mustang built by my kids with a ported lt5 and a bill boudreau blue printed zf 6 spd. with these 4 ...
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BrianCunningham Re: [video] Got the car Dynoed
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Right I can adjust the height with thw coilovers

But the tired will hit the fender if I go any lower
Posted on: 2011/11/10 17:18
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Polo Green 95 LT1 6-spd http://mysite.verizon.net/vzevcp74/
383 LT1/Vortech Supercharger/AFR heads/Rod end suspension/Penske-Hardbar dual rate coilovers/Wilwood 6pot brakes
NCCC Governor: http://BayStateCorvetteClub.com
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jaa1992 Re: [video] Got the car Dynoed
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Quote:

BrianCunningham wrote:
Right I can adjust the height with thw coilovers

But the tired will hit the fender if I go any lower


Will it hit the fender if the tire was forced up?
Yes = gotta chop and mold in those flares. there was a recent ressurection of an old C4 flare post in the autocross section over there.

I'm gonna leave mine alone and stick with 275 wide tires. Especially next year when I might see the track 5 weekends
Posted on: 2011/11/11 3:41
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BrianCunningham Re: [video] Got the car Dynoed
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Yes I'm the one that resurected that thread

My friend from MI is the one selling them

I decided to run it a year "as is"
If I want to lower it further I'l pick up a light weight race hood to cut up
Posted on: 2011/11/12 13:10
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Polo Green 95 LT1 6-spd http://mysite.verizon.net/vzevcp74/
383 LT1/Vortech Supercharger/AFR heads/Rod end suspension/Penske-Hardbar dual rate coilovers/Wilwood 6pot brakes
NCCC Governor: http://BayStateCorvetteClub.com
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