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Old Sep 18, 2007 | 01:17 PM
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Default Slicks or MT Drag Radials

I'm getting ready to pull the trigger on some new wheels and tires (I'm going with D10 bogarts) and I'm really unsure about which rear tires I want to put on the car....

I've always been a MT ET Drag guy (28x10.5W) for my camaro as they have worked out pretty well.... But lately i've been noticing guys have been putting down absolutely SICK short times with the MT Drag Radials..... So I'm unsure about whether or not I want to try em out just to be with the in crowd so to speak and impress the masses with wheelstands on radials.... So my question is this: MT ET Drag in the 28 or 29.5x10.5 size or go ahead and buy some 295/60/15 MT ET radials.... these will both be mounted on a 15x10 bogart D10 with a 7.5" backspace. no minitubs, offset madman control arms, 9" moser rearend stock width....

Also if it matters car is a 95 LT1 with 383 nitrous motor. single plane, blah, blah.... should make about 900-1000hp on nitrous which is another consideration that i'm unsure if ANY radial will be able to hook up a 300 hit of spray. I will be running the car for the first few months on motor while I tune it and learn to drive it again.... which is why i'm confused.... TIA!
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Old Sep 18, 2007 | 03:13 PM
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I have made a few passes on 325-50-15 DR's and it takes a bit of work to get them to work right. I was fortunate that Madman let me talk to him when I was at the track so help figure out what adjustments to make.

Slicks are much more forgiving, you have have your shocks a bit wrong, your angles a bit off, and the slicks will still pretty much work, but if you run the radials you can run into some wheelstud breaking tire shake.
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Old Sep 18, 2007 | 06:47 PM
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Originally Posted by Pro Stock John
I have made a few passes on 325-50-15 DR's and it takes a bit of work to get them to work right. I was fortunate that Madman let me talk to him when I was at the track so help figure out what adjustments to make.

Slicks are much more forgiving, you have have your shocks a bit wrong, your angles a bit off, and the slicks will still pretty much work, but if you run the radials you can run into some wheelstud breaking tire shake.
I say stick with the ET Drags. Kind of a "If it aint broke..." thing. I have heard that the radials are really nice on the big end though...

John,

Did you break something on Wednesday when you shook 'em?

Last edited by chuckyt1; Sep 18, 2007 at 06:55 PM.
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Old Sep 18, 2007 | 07:12 PM
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Honestly my car drives the same at 140-150 with radials or regular slicks. But i run tubes and 15psi in the slicks. Slicks are more forgiving on bad tracks then bad setups IMO, bad setups dont work with anything

Do what I do, try a set of each and draw your own conclusions, either doesnt last long if you race the car a lot so why wonder.
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Old Sep 18, 2007 | 07:14 PM
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how much do you stand to gain on the big end with radials? i have heard the stiffer sidewall helps your trap speed and ET's after the 1/8 mile.

I feel like maybe i should have went that way..i just ordered the ET streets bias plys tho
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Old Sep 18, 2007 | 07:32 PM
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A few of the guys down here have said the same thing that after the 1/8 mile the radials help alot with stability and trap speed.....

I think i'm gona try em and if I can't get them to hook with the spray i'll go with some ET Drags..... i'll be making motor passes initially so all the trap speed I can get will help. I know i've got the suspension to easily hook em on the motor....
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Old Sep 19, 2007 | 07:57 AM
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I plan on running 325 50 15s on some pro stars with the help of some n20 up front...I will also be dialing in my suspension, so I will keep everyone updated.
We will see!
Erik
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Old Sep 22, 2007 | 11:45 PM
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I have 325/50s and I leave off the brake with a .3 delay and then 350 comes on with no controller. Goes straight to the bars and rides out.....I need to tighten the front up some more but that comes with tunning....1.34 60ft with the delay...These tires are the ****. I have also had 28/10.5Ws which is the same size tire and have gone 1.27 60ft.....The radials IMO feel so much better on the track and last alot longer.
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Old Sep 23, 2007 | 07:43 AM
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Originally Posted by GueSS Who
I have 325/50s and I leave off the brake with a .3 delay and then 350 comes on with no controller. Goes straight to the bars and rides out.....I need to tighten the front up some more but that comes with tunning....1.34 60ft with the delay...These tires are the ****. I have also had 28/10.5Ws which is the same size tire and have gone 1.27 60ft.....The radials IMO feel so much better on the track and last alot longer.
I have 28x10.5W's and the old style 325/50/15 BFG DR's that I have had for years...same set. Both work great, but when it gets real cold or really greasy hot, the W's go on just for consistency and recovery. If they spin, I can get them to recover, if the DR's do, they are MUCH harder to recover.

I would not be scared only to run the DR's, just in bad conditions, I have to leave softer or loosen the front up more to get up on the tire. I have seen small gains (less than a 0.10) in the quarter, but they are dead stable on the big end. Good luck either way. Dave
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Old Sep 23, 2007 | 10:44 AM
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GueSSwho - how do you keep the radials from shake/hop? are they consistent for you? i have never been able to get this 325 radial combo consistent like a slick.
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Old Sep 23, 2007 | 03:20 PM
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Originally Posted by gator's 99TA
GueSSwho - how do you keep the radials from shake/hop? are they consistent for you? i have never been able to get this 325 radial combo consistent like a slick.

Air them up....I run 17psi cold to start with and then add air from there if I need to. They aren't as consistent but when you plan on running the radials for classes you need to learn how to use them. You can't just go grab a set of slicks and mount them up....The slicks are way better for every track condition. If the conditions get rough you have to do you homework to get the radials to hook or pull power out of it. I am not a genius on radials or suspension but me and my roommate (my right hand man) have seen so many setups on my car and others that I have driven. We play around with suspension angles and shock adjustments. We feel as though we are getting the radials down quick but we have only been out on the 2 times. So far we have gotten a best of 1.32 but that is with a big delay.....Now that we are hooking the car so hard it shakes the tires we are going to pull the delay in from .3 to .1 and see how it reacts. I am using the wheelie bars for now but I am hoping with somemore TNT we can keep off the bars and leave on all 300 right out of the hole, cause we have another 300 coming on .8 out which might need the bars. lol
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