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Forced Induction Turbochargers and Superchargers..Got Boost?

Ran my car....

Old May 24, 2006 | 10:09 PM
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Default Ran my car....

We'll my car is undrivable...When I ran my first run it was 80 degrees out and I was only boosting 20lbs....I warmed up my 295DR's and took off I had to give 3/4 throttle all the way down the track also I had to let off and correct myself into 4th I was getting sidways into the other lane and I short shifting at 6700rpms....I make over 100whp between 6700rpms and 8000rpms by the way. I ran an 11.7 at 128mph coasting through the traps because I had to let off in 4th due to lossing traction...my 60ft was 2.1....next 2 runs my boost was up to 23lbs and I warmed up the Dr's more than I ever have...I expected to have traction but due to the increased boost I had worse traction than before....I was getting sidways in ever gear and letting off and correcting myself in every gear...I was sidways in 4th gear at 120mph...and I had to let off and coast through every run...So in conclusion I need a new susp. setup and new tires....But running a 11.7 at 128mph while letting off in each gear to correct my sidewaysness and coasting the last 1/4 of the track isn't to bad I guess...My car just has so much hp and tq it's crazy.....I NEVER HOOKED UP DOWN THE WHOLE 1/4 mile..I don't know what 2 do...
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Old May 24, 2006 | 10:27 PM
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11.7?! Beat Slow.
That trap speed is rubbish too.






J/k man. The trap speed is awesome if you're letting off. Thats for sure. You need slicks sir.
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Old May 24, 2006 | 10:29 PM
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Originally Posted by Metal Heart
11.7?! Beat Slow.
That trap speed is rubbish too.






J/k man. The trap speed is awesome if you're letting off. Thats for sure. You need slicks sir.
I would think that 295 drag raidels would be enuff...
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Old May 24, 2006 | 10:32 PM
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i never thought there was a such thing as too fast, but i guess im wrong. your car is a beast. maybe its time to add a few jl 10w7's to your audio system and to add 60 pounds to the rear.
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Old May 24, 2006 | 10:34 PM
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I know you listed this elsewhere, but I forgot ..

what suspension are you running?

What is your current rear alignment spec?

You may have large tires in the rear, but if you are neg. cambered, you won't be puttting any of that power to the ground.
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Old May 24, 2006 | 10:38 PM
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2 Words.

Wide. Body.
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Old May 24, 2006 | 10:41 PM
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1 word.

SLICKS
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Old May 24, 2006 | 10:42 PM
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Another thing ... you have essentially created a race car ... not a "point and shoot" and run it down the track "modded" Z. To pilot this car to great times will take a lot of skill. (compounded with the proper traction/suspension setup).

As you drive this car, you will learn when and where you can full slam down that throttle and when to modulate. Everyone like to make fun of drag racers .... but the truth is, there is a LOT of driver input expelled in that quick 4/6/10 second pass (whatever the car) ...

Rest assured, you'll get better ... practice practice practice. Most of all .... do it with comfort and control .. the last thing you/us want is to see that baby in a wall

Jim
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Old May 24, 2006 | 11:01 PM
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Originally Posted by JimRHIT
Another thing ... you have essentially created a race car ... not a "point and shoot" and run it down the track "modded" Z. To pilot this car to great times will take a lot of skill. (compounded with the proper traction/suspension setup).

As you drive this car, you will learn when and where you can full slam down that throttle and when to modulate. Everyone like to make fun of drag racers .... but the truth is, there is a LOT of driver input expelled in that quick 4/6/10 second pass (whatever the car) ...

Rest assured, you'll get better ... practice practice practice. Most of all .... do it with comfort and control .. the last thing you/us want is to see that baby in a wall

Jim
I almost went into a wall 4+ times.. My neg camber is pretty bad..even though I'm on eibach pros....Thats the next thing I'm fixing.... And I was modulating the throttle...If I would of slamed it down I would of been into a wall..
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Old May 24, 2006 | 11:04 PM
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I don't think slicks are the answer....295 Dr's should be hooking up....It's my camber and susp. that needs work...
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Old May 24, 2006 | 11:06 PM
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Originally Posted by bigbri
I almost went into a wall 4+ times.. My neg camber is pretty bad..even though I'm on eibach pros....Thats the next thing I'm fixing.... And I was modulating the throttle...If I would of slamed it down I would of been into a wall..
Hmm? With that much power, you definitely need to step up to coilovers. You'll be able to tune it more to reduce wheel hop so you can keep those tires on the ground. Once you get those & fix your camber, I think you'll be good to go. Just be careful you don't break an axle. Speaking of which, are you planning to upgrade that in the future? You might want to look at these badboys in the future...

http://www.forgedinternals.com/store...cat=261&page=1

Last edited by GTNPU Z; May 24, 2006 at 11:08 PM.
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Old May 24, 2006 | 11:08 PM
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Originally Posted by JisNis
1 word.

SLICKS
+1

Get some 15"-16" wheels and grab some MT or Hoosier slicks (the wider the better, obviously). Also, get some coilovers and soften up that rear suspension, and also grab some rear camber arms/toe bolts and front a-arms and get an alignment with rear camber set to about -.5deg. You also might want to consider getting some line locks to assist in burnouts so you can actually get those slicks nice and sticky..

About the Eibach Prokit - I've got the springs as well, and while they suck for mountain driving (as I found at the Dragon this weekend), they've worked great for me in straight line and drag strip driving. They're soft enough to allow some good weight transfer to the rear tires.
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Old May 24, 2006 | 11:09 PM
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Originally Posted by GTNPU Z
Hmm? With that much power, you definitely need to step up to coilovers. You'll be able to tune it more to reduce wheel hop so you can keep those tires on the ground. Once you get those & fix your camber, I think you'll be good to go. Just be careful you don't break an axle. Speaking of which, are you planning to upgrade that in the future? You might want to look at these badboys in the future...

http://www.forgedinternals.com/store...cat=261&page=1
Yes axles are next...
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Old May 24, 2006 | 11:12 PM
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uh.................ViD? besides the one on streetfire hahaha i need to see that **** on action....regardless NICE everything....and how much do u think u spent total?
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Old May 24, 2006 | 11:12 PM
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Originally Posted by bigbri
Yes axles are next...
Yeah, you'll definitely want to get some upgraded axles. Once you do actually hook with some slicks I can see you snapping those stockers like twigs.
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Old May 24, 2006 | 11:13 PM
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The Eibachs (progressive) have a nice soft initial rate ... but are still too stiff to be a race setup. That said, they are not your bottleneck here.

www.iapdirect.com and get the SPC camber and toe kit. Download protocav's instructions ... and you're set. Easy install .. quick alignment ... you'll be driving a new car.

I remember when I had my car "aligned" after my drop ... then got the SPC and 350Evo parts, then got my real alignment .... a whole new experience for me in terms of traction. Granted, this was with a mild bolt-on Z .. but still ... it will help you a good deal.

ps ... this may lead to you needing to shave/roll those fenders

Last edited by JimRHIT; May 24, 2006 at 11:15 PM.
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Old May 24, 2006 | 11:22 PM
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No man you definitely need does slicks that would do a world of a difference but your suspension definitely needs work. Also why don’t you add one of those airplane wings to get some good down force J/K. But do try to find something that would give you down force that should help after 2nd. If not add 2 sandbags in the rear to try and see if it gives you a better launch. This r just ideas not saying they will all fix anything but might help you out.

BTW your car with the right set up should be in the high 9's in my opinion.

Good luck and get some vids when things r right.





Originally Posted by bigbri
I don't think slicks are the answer....295 Dr's should be hooking up....It's my camber and susp. that needs work...
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Old May 24, 2006 | 11:26 PM
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On the Eibach prokit I also have it. I’ve noticed that they make the car squat pretty nicely on the launch. Yea of course they r not the best thing for drag racing. They r just dropping springs but do work well for my set up.
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Old May 24, 2006 | 11:30 PM
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I think the pro kit is ok.....I'm getting my camber fixed and upgraded axles...and I'm burning the **** out of the tires...We'll see what happens after that...
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Old May 24, 2006 | 11:36 PM
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If it doesnt work with does 295 DR's thats why they sell slicks.

If not just buy the CCW i see alot of those high horsepower supra using those wheels on slicks.
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