Atomic Derby Rules

Classes: Big Car Street Stock, Pro Stock, Small Stock/Powderpuff, Big Stock, Stock Mowers

2021 Atomic Bash Dates: October 30, 2021

!!!!!!! BIG CAR STREET STOCK !!!!!!!!

1. Any year CHEVY TO CHEVY, FORD TO FORD NO WELDING SUSPENSION OR BODY SEAMS.

2. ANY BUMPER. NO POINTS BIGGER THEN 8 1/2 INCHES FROM FLAT PART TO POINT. BUMPER MAY BE WELDED ON WITH 1" GAP BETWEEN FRAME AND BUMPER SHOCKS MAY BE COLASPED THEN WELDED.

3. A 4PT CAGE IS OPTIONAL NO BIGGER THEN 4"!!! 1 BAR BEHIND SEAT 1 BAR IN DASH WITH CONNECTING BARS ACROSS DOORS. THIS IS ONLY FOR DRIVER SAFETY!!!!! BATTERY AND GAS TANK MAY BE MOVED INSIDE CAR NO FACTORY GAS TANK PERMITTED INSIDE CAR MUST BE AFTERMARKET!!!

4. DRIVER DOOR MAY BE WELDED ALL OTHER DOORS CAN HAVE 8 DOUBLE STRANDS 9 WIRES PER DOOR OR 3 3X3 1/8 PLATE PER DOOR SEAM NOT BOTH.

5. HOOD MUST BE OPEN FOR INSPECTION CAN HAVE 8 DOUBLE STRAND 9 WIRE FRONT TWO CAN GO AROUND FRAME OR BUMPER. YOU MAY HAVE DOUBLE STRAND WIRE IN WINDSHIELD FOR SAFETY!

6. DECK LIDS MUST HAVE 12X12 HOLE FOR INSPECTION CAN HAVE 8 DOUBLE STRAND 9 WIRE HOLDING IT SHUT NONE AROUND FRAME!!

7. CARS MUST BOUNCE MUST BE STUCK NO OTHER MODIFICATIONS ALLOWED EXCEPT WHATS STATED!!!!!

8. TIRE OF CHOICE PERMITTED!

9. ALL CARS CAN HAVE 6 4x4  PATCH PLATES 1IN GAP BETWEEN PLATES

10. AFTER MARKET SHIFTERS ALLOW

11. HEADERS ALLOW

12. 6 PATCH PLATES ONLY. YOU WILL NOT GET THE OPTION TO CUT ANY EXTRA OFF DAY OF THE SHOW!!

!!!!!!!!!! SMALL STOCK /  YOUTH POWDERPUFF!!!!!!

 1. Any tires of choice

2. Any bumper of choice no points bigger then 8 1/2 from flat side to point 5x5 max. No wider then car

3. Choice of 10in bumper shock 2x2 outside of frame and 2 4x4 fix it plates or no shock and 6 plates NOT BOTH. ABSOLUTELY NOTHING INSIDE THE FRAME PERIOD

4. Fwd 109” Rwd 106”

5. 4pt cage allow no bigger then 4x4. Floating gas tank protector not attach to car in anyway

6. Factory tanks allow only in factory location or aftermarket or boat tank in car

7. Doors can be welded or wired 3 3x3 plates per seam

8. Must have working suspension no welded struts

9. After market shifters allow

10. Headers are allow

11. Ford to Ford Chevy to Chevy no motor swaps . No carb swaps

12. No wedging of rear cars

13. Mandatory front window bar or 9 wire driver safety

14. Must have 12x12 hole in hood and must be open durning inspection

15. Deck lids must be open for inspection

16. All mounts must be factory. No   Altread through k frame

17. JUDGES DECISIONS ARE FINAL ALL CARS ALL SUBJECT TO BE DRILLES AT ANY TIME ALL DRIVERS MUST HAVE SEAT BELTS OR YOU WILL NOT RUN

!!!!!!!!!! MOWERS !!!!!!

1. Run What You Brung

!!!!!!! PRO STOCK !!!!!!

1. Any year cars

2. Any motor trans drive shaft

3. Steel bell and trance brace allow no steel tail shafts

4. No Full cradles no DP

5. Motor mounts must have rubber bushing no solid mounts

6. Allow 2 chains to motor one per side

7. 2x2 can be used for crossmember 6” max angle to mount crossmember

8. Any rear end of choice 9. Any wheels of choice

10. Any bumpers of choice

11. 03 & newer must run factory cradles

12. All cars can be tilted 03s one tilt

13. 6 total patch plates

14. Doors can be welded 5 on 5 off

15. Trunk lids must be in factory location. Can be tucked Must have 12x12 hole for inspection

16. May have a front and rear window bar no bigger then 3” and 6” on the car

17. 4 1/2 bolts allow per wheel well

18. Hood can be bolted in 6 spots 3” spacer in the core support

19.  Body bolts can be changed with 5/8 bolts and inch spacer

20. Expanded metal allow in front of radiator

21. After market pedals shifter steering column allow

22. 6x24in hump plate allow

23. Core support mounts cannot be moved

 

!!!!! Any Questions Call Josh or Jerry Kight 740-637-7301 740-253-6858

2021 Atomic Bash Dates: September 5, 2021

Atomic Logo GC PNG.PNG

2535 Blain Highway

Waverly, OH 45690

P. 740-703-9749