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Old 11-30-2008, 04:40 PM   #1
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Default What Springs cut the best 60 Ft ??

Well im tearing down my 96 Trans Am for the winter replacing the rearend with a 9" , UMI Stage 5 front suspension and replacing the street rims/tires for slicks and skinnies .... i want to replace my lowering springs to improve my 60 ft ... what is everyone using ?
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Old 11-30-2008, 05:47 PM   #2
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Using stock rears here.
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FASTEST 1/4 - 12.914 @ 106.13
Fquick - FINALLY IN THE 12s
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Old 11-30-2008, 06:46 PM   #3
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what kind of 60 ft's on how much power ? Im making 867 to the rear wheels on a mustang dyno -- 1.9 60ft through 10 bolt when it died !
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Old 11-30-2008, 07:00 PM   #4
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low 1.8s on stock motor,tranny,. Best run to date is 12.94 i think . Thanks to the weather lol
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Fquick - FINALLY IN THE 12s
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Old 11-30-2008, 07:04 PM   #5
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Im using stock springs in the rear as well. Went 1.60's in the 60ft all day with only 420hp.

Blake
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Old 11-30-2008, 08:12 PM   #6
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What do you have to make 867RWHP???
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Old 11-30-2008, 08:51 PM   #7
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alot of Nitrous (on a Forged stroker engine with a great tuner) thanks to Nitrous Outlet .
Window switch is 3000-6000rpm's , but damn i cant get her going ( i even tried over-gearing to get her moving) now im going over board before the LTX shootout to turn the #'s i should be !
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Old 11-30-2008, 10:48 PM   #8
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stock springs with QA1 12ways in the rear with spohn drag bar. best is 1.509, normally some where in the mid 1.5s, stock LS1 with bolt ons, 3110#s, not making much power with only 113MPH...
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Old 11-30-2008, 11:20 PM   #9
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i have stock springs with QA1 shocks in the rear and stock springs with QA1 R-series up front and many many 1.29 60's
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Old 11-30-2008, 11:27 PM   #10
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I have stock springs with QA-1's in the front and rear. The rear springs I do not run spring isolaters on them so it sits about an inch lower in the rear. I just put some rubber tubing around the top of the spring. The front I lowered on the QA-1's about an 1" to 1.25". I cut from 1.5 to 1.6's regularly.
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Old 12-01-2008, 09:30 AM   #11
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Stock rear springs, 300 lb qa1 front springs, r series front shocks and standard 12 way rears and the car will go a 1.35 on a good day, 1.40 on a shitty prep.

Looking at changing things a little bit in the future, but it will be a $ thing to see what I can float when I am ready to get back to it.
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Old 12-01-2008, 10:08 AM   #12
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I run Eibach Drag Launches, with QA1 12 way's. I've had the springs for a while, they were cheap. I cut 1.3's on a DR with them though
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Old 12-01-2008, 10:11 AM   #13
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Quote:
Originally Posted by JL ws-6 View Post
Stock rear springs, 300 lb qa1 front springs, r series front shocks and standard 12 way rears and the car will go a 1.35 on a good day, 1.40 on a shitty prep.

Looking at changing things a little bit in the future, but it will be a $ thing to see what I can float when I am ready to get back to it.
Pretty much the plan I am following, 300 pounders up front, stockers in the rear and the QA1 to adjust the transfer!
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Old 12-01-2008, 10:24 AM   #14
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Stock springs here with dual airlift airbags that I adjust for track conditions.
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Old 12-01-2008, 10:34 AM   #15
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Oh and if no one has mentioned, a good drag swaybar. TRZ has a trick peice that I just found out about, or you can get a BMR/Wolfe style bar to keep the rear from mushing to the right.
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Old 12-01-2008, 01:21 PM   #16
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Times and 60ft. in sig. I'm on stock shocks and Eibach Pro lowering springs. There's an air bag in the right rear and a few suspension pieces too. I'm thinking when I need more traction I'll keep the rear springs and put the stock springs back up front with some double adjustable shocks. For now, if it works I'll leave it alone.
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Old 12-01-2008, 03:02 PM   #17
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I have Stock rear springs, 275 lb qa1 front springs and QA1 shocks but I have 400 less rwhp then you lol(only 451 rwhp)
I generally get 1.43-1.45 60fts
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Old 12-01-2008, 04:40 PM   #18
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Quote:
Originally Posted by BlackScreaminMachine View Post
Oh and if no one has mentioned, a good drag swaybar. TRZ has a trick peice that I just found out about, or you can get a BMR/Wolfe style bar to keep the rear from mushing to the right.
I like the look of that TRZ unit, just hard to get it over the Spohn Drag Bar I already have but you never know....it is lighter and looks to be just as effective.....
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Old 12-01-2008, 04:47 PM   #19
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Quote:
Originally Posted by Transamman25 View Post
Well im tearing down my 96 Trans Am for the winter replacing the rearend with a 9" , UMI Stage 5 front suspension and replacing the street rims/tires for slicks and skinnies .... i want to replace my lowering springs to improve my 60 ft ... what is everyone using ?
eibach lowering springs here. 1.35 60'. I don't think the springs matter as much as the shocks. I run QA1's single adj. with good results. And a thicker rear sway bar helps alot too.
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Old 12-02-2008, 12:53 PM   #20
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Quote:
Originally Posted by smokeum99ta View Post
eibach lowering springs here. 1.35 60'. I don't think the springs matter as much as the shocks. I run QA1's single adj. with good results. And a thicker rear sway bar helps alot too.
Eibach lowering springs (1.35 60ft.), maybe we're on to something here.
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