Tennessee National Raceway/ Thunderhill Raceway


1. BODY: Body Rake from spoiler to driver compartment, no more than 6” Rake. 68” maximum width no tolerance- 2” fins on nose not to extend farther than the leading edge of head. No other lips fins, or wings allowed. No portion of the nose piece is to extend past the front bumper and must be at least 7” from the ground. No belly pans or tunneling inside of body or under the car.
       (A) Spoilers will be 6” from decking to top of spoiler
             1. Side supports will be 20” in length and 5” tall
             2. 2 side supports at rear
             3. 2 center supports
       (B) Rear Panels are optional
2. ENGINES: No motor claim
       (A) Weight 2400 lbs engines with aluminum heads must weigh 2450 lbs 50 lbs in front of motor plate 25lbs. on each side
3. TRANSMISSION: Any transmission
       (A) No straight drives
       (B) Any Bell-housing
4. WHEELS & TIRES: Steel wheels bead locks on right side of car only optional
       (A) Tires 8” wide Hoosier (IMCA STAMPED) or American Racers KK704 or Hoosier A40, A40s,H40 NO D40
       (B) Tires must stick 50 anytime
       (C) NO Grooving (siped tires allowed))
5. REAR ENDS: No Rachet type rear ends
6. DRIVE SHAFTS: Steel only painted white
7. REAR SUSPENSIONS: 1 shock per wheel
      (A) Bump stops are allowed
      (B) No canister type shocks
*Tech official may penalize any car not conforming to the rules with weight* 

RaceTN.com Twitter facebook


TENNESSEE NATIONAL RACEWAY & THUNDERHILL RACEWAY 2015 Schedule is up and will be UPDATED OFTEN as we add specials!

General Admission: Adults $10  * Kids 12 & Under FREE with a paying adult

Pits: Adults $30 * Kids 6-12 $10 * Kids 5 & Under FREE

Gates Open at 3 pm

Drivers meeting 6:30 pm

Racing 7:00 PM

RaceTN.com RaceTN.com