April 2009

Classic Dwarf Cars.

Rules for 2009 are based on the TUSA 2008 rules dated January 1, 2008. Full rules of competition are available separately (http://www.t-usa.org/). All TUSA rules apply except where noted below. As new TUSA rules are issued they will be reviewed and incorporated whenever possible.

1.       BODY: Only Classic body style will be allowed to compete (i.e. no mod-lites). All dimensions, construction, etc. must be followed. Frame rail (1 x 2 x .120”) must run full length of car where front and rear bumpers attach. Shock absorber maximum travel of 6 inches prevents excessive body roll. Frame may go above or below rear axle but must be made of 1 x 2. This is different from TUSA rule 14(a).

2.       Drivers Equipment:   Helmet must be SNELL 95 or later (no motorcycle helmets). Fireproof suit, gloves, shoes and neck brace are required.

3.        ENGINES:  Engines must be two years old at the start of the season from a run of at least 500 motorcycles. Year 2007 is OK in calendar year 2009. Serial numbers must not be altered.

Carbureted or Fuel injected motors allowed but must be according to manufacturer’s original intent. No changing FI engines to Carburetors.

Fuel injected must be completely stock and 1000 cc or less except for air cleaner, oil pan and headers. Timing retard eliminators and gear position indicators are allowed.  No power commanders, aftermarket ignitions, cams or pistons.

Carbureted engines may have displacement maximum:  (1220 cc + 1%). Power commanders, Dyna ignition may be used.  Racing carburetors are allowed.

Hayabusa engines not allowed.

Only pump gasoline shall be used. No alcohol.

4.       Quick change rear ends:  are allowed but cannot be changed after the heat race. The car must run the same rear gear in the main as in the heat.

5.       Racing fuel cell:  Must have flapper device to prevent fuel from leaking in case of a rollover or loss of cap. Alternatively aircraft style positive locking cap may be used.

6.       SHOCKS: Shocks are limited to six inch shock travel maximum. All other rules apply from section 15.

7.       BRAKES: Four brakes recommended but only three required. Shut off value to right front is OK.

8.       TIRES AND WHEELS: Any tire with DOT stamped into sidewall with a dimension of P195/xxD-13, P205/60D-13, P215/60-13 or P235/60D-13 is allowed. Any Hoosier DOT dirt tire compound is acceptable as long as it will duro 45 before the race. All tires have the same 45 duro requirement. Goodyear G45 or G50 dirt racing tires are legal. Any other Racing tire without standard DOT sizes is not permitted.

9.       BALLAST:  Car must weigh 1240 pounds with the driver after the race.

10.   ENGINE CLAIM: Not applicable.