# TNT/BRACKET RACE 10/20

**URL:** https://forums.speedlife.net/t/tnt-bracket-race-10-20/193074
**Category:** PittSpeed Automotive
**Created:** [October 16, 2007, 9:49am UTC](https://forums.speedlife.net/t/tnt-bracket-race-10-20/193074 "2007-10-16T09:49:52Z")
**Posts on this page:** 1
**Showing post:** 25

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### Author: ![fmfkid250](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fmfkid250/32/5973_2.png) [@fmfkid250](https://forums.speedlife.net/u/fmfkid250)
#### Post date: [October 19, 2007, 7:47am UTC](https://forums.speedlife.net/t/tnt-bracket-race-10-20/193074/25 "2007-10-19T07:47:33Z")

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> [@Whats the widest 18 or 19 inch low pro street tire out there?](https://forums.speedlife.net/t/whats-the-widest-18-or-19-inch-low-pro-street-tire-out-there/33037/8):
>
> That is def quick. how much Psi should I run?? around what rpm should I try to launch at? should I use my 2step? Do a burnout in 2nd?
> 
> psi in the tire not boost sorry

Vinces 1.5 was around 3psi Hot…(13"Rim)

I would Start at no more then 7.5 and launch off rev limiter…  
My ls-t car on a 24.5 would pretty much fall on its face anything less then 7200RPM

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