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Basic setup for Metric on Asphalt...
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PoundPuppies
I watched NASCAR once
| Posts: 7
| Joined: 06/08
Posted: 05/06/09 06:03 PM
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Hi guys, new at this stuff...I know I've asked a few questions before, but the track and rules changed and I'd like to get some more input.
This is our first car and we're not really sure where to start.
We're allowed up to (I believe) 1000lbs in the front (must be 11") for rated springs, 12"/225lbs in the back. Tubular upper A arms, otherwise I believe everything else is "stock" except maybe the sway bar...?? 1 1/8. I'm not absolutely positive and they haven't sent my rulebook out yet.
Not sure what else to add...1/2 mile track, bank starts at 6 degrees, goes to 8, then 12 on the outside.
Can anyone give me a good base for this? Someone helped last year but the track was completely redone this year and we didn't make the one (and last) race we planned for last year!
Do I need more info? Please feel free to PM also.
Thanks, Michelle
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ccboom19
I watched NASCAR once
| Posts: 2
| Joined: 04/09
Posted: 05/07/09 05:51 PM
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Good luck trying to get help, I posted a tech question three weeks ago and have zero replies. Im in the same situation just trying to find a base setup for a 1/4 mile flat asphalt track in a streetstock car. I do believe much is being doing with bigger sway bars even in the street and sportsman divisions these days but I dont have enough expertise to help you with that info. I have read alot recently about spring rates being a 25-50lb split for the rear and about 50-100lb split on the front as a baseline, but the big swaybar craze is changing things alot. Good Luck and God Bless, cc
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Hottrod6
I watched NASCAR once
| Posts: 2
| Joined: 05/09
Posted: 05/13/09 07:05 PM
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Hi, try 900 LF, 800 RF, 200 LR, 225 RR
1-1/4 sway bar, with 2 " preload.
373 to 390 rear Stagger Rear 3/4-1"
Camber - go the max your rules allow, caster +1 LF, +4 RF, toe +1/8
Hope this helps.
We run a 4/10 mile track with 8 degrees banking. Good luck. Doug
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flraceguy
I watched NASCAR once
| Posts: 4
| Joined: 02/07
Posted: 05/17/09 09:42 AM
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Alot of it has to do with the track and the chassis you are running... Just remember this... Everyone's chassis is different and you need to take a general set up and try it on your track with your chassis and your driver, as drivers have different driving styles... go out and practice with a general set up and adjust it from there.. Just remember do little changes to adjust... Unless you know for sure that they will work for you...
Also, talk to a couple of successful drivers in the division above (sportsman if you are in Street/Super Stock) or in your division.. If you are new to the division, alot of times people will help you so that your learning curve and/or transition will not be as long or as hard... You would be surprised at how much they can help you and or guide you..
We have a slightly different set up for our local track as we have a high banked full half mile... So our basic set up is slightly different due to the banking and the power curve that we need to have to survive... We don't run as much camber and caster in our set up due to the track... If we do, we tear our darn tires right up...
We have also found that we run a slightly bigger stagger approx 1.25 to 2 in the rear... with 2 to 2.75 stagger in the front... But that is also very dependent again on the chassis, the driver, tires (both type and condition), etc. etc.
Good Luck and Good Racing... Long live short track...
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