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Old 01-06-2013, 10:08 PM   #1
Scooby South
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Garage
STX Rules and Setup Questions

As a former Impound Chief, Tech Chief, and General Rules Nazi, I am opening this thread to help people understand the Rules for STX in SCCA Solo competition.
If you have questions on what may or may not be legal ... Post away.. there are quite a few 'experts' here on the site that will be available to help you understand what your getting into..

Some General Rules to consider:

-The Car is classed in STX Class, Which has a pretty big following since most of the mods that are allowed are pretty much the mods your doing anyways..
-STX is a Street Tire Class.. so your tires have a minimum of 200 treadwear, and they can be no wider than a 265 on a 9in wheel.
-Suspension Swaps are allowed....Springs Swaybars, Coilovers, and Bushings...
-Exhaust mods are allowed including the Header, overpipe, Midpipe and catback with an aftermarket system...the only stipulation is that you must have a cat in your system.. you can Delete the Factory Cats and replace it with a Hi-flo unit as long as its within 6 in of the furthermost cat (the back one)...
-Any Intake System can be used as long is it mounts to the OE Throttle body.
-Any Engine management Can be used to achieve optimum tune
-Aftermarket BBK as long as they are the same size or larger than stock. Brake Lines can be changed to Stainless with any fluid.
-Lightweight battery as long as it puts out the same voltage. and you can re-locate it if needed to the trunk area.
-Engine and tranny mounts as long as they are NOT solid
-Any LSD.
-Any Seats can be used but there is a minimum weight.(25lbs for the whole assy)

What CAN'T BE DONE:
-no engine internals
-no Tranny/rear diff Gear changes
-no throttlebody work
-Radiators have to comply with Stock


This should get most of your started. have any questions.. Don't hesitate to post them up.. Glad to help

Bill

Last edited by Scooby South; 01-14-2016 at 08:15 PM.
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