Rules for Colorado Street Car Association

Super Street Car Showdown Class Rules

PRO STREET

Full Bodied cars. Minimum weight with driver, 2900 lbs. Add 100 lbs. for nitrous or supercharger. Add 200 lbs. for lenco. Supercharged cars limited to 30% overdrive. Race gas or alcohol ok. No Nitro.

SUPER STREET

Maximum 10.5 slicks or 12.5 D.O.T tires. Minimum weight with driver, 2900 lbs. Add 100 lbs. for nitrous or supercharger. Supercharged cars limited to 30% overdrive. Race gas or alcohol ok. No Nitro. No Lenco transmissions. Back halved cars OK. No tube chassis cars.

REAL STREET

D.O.T tires only. 10.5 inches maximum tread width. Engine limited to one power additive, (Blower, Nitrous, Turbo).Stock frame rails with bolt on traction devices only. No notching or moving stock frame rails. No back halved cars. Tires cannot extend outside stock wheel opening. Race gas allowed. No Alcohol or Nitro. Fiberglass limited to hood only. Windows must be glass. Side windows must roll up and down. Nitrous limited to single stage plate system only, No foggers. Minimun weight with driver for small block, 3000 lbs. Minimum weight with driver for Big Block, 3200 lbs.

GENERAL

All cars and drivers must be legal for ET and speed they run. All cars must run production mufflers. All cars must have current licence plates and registeration. All cars must have working headlights, taillights, and brake lights. All classes run heads up on a .400 Pro tree. All cars must be NHRA legal. Race car lettering limited to windows only.

For more info, contact the CSCA at (719) 338-3827 or (719) 637-3449