Super Stock 2wd - Rules

2wd Super Stock contacts:

Chuck Feldmann - (217) 246-2629

Jed Davis - (217) 827-6789

Smerk Schmedeke - (217) 825-5644

5800 - 6200# 2wd Super Stock 2019 – 2021 Rules

***2020 Rule changes are in Red***

1. 515 max cubic inch limit all participants will be pumped, any participant that pumps larger than 515 cid will be disqualified unless they prove otherwise by a tear down.


2. Aftermarket Blocks are allowed, all engines over 427 cid will be required to use a oem cast iron head with manufacturer casting numbers, all engines 427 cid small blocks and lower cid shall be allowed to run a oem production aluminum head that came on a passenger car or truck, absolutely no performance heads, if you are not sure about the head check with tech personnel.

3. Single 4150 base carburetor naturally aspirated, must use 4150 bolt-pattern to bolt down, no sheet metal intakes, no nitrous, and no fuel injection.

4. All headers must point up or pointed down and back.

5. Ignition cannot be any larger than a MSD 6AL.

6. Fuel cells are only allowed in bed or on front of the truck.

7. Wheelbase cannot exceed 140 inches.

8. Front weight racks are allowed, and no parts shall exceed 28 inches past front of frame rail.

9. Hitch height 26” max, rigid in all directions, center of rear axle to hook point minimum 15”, draw bar pinpoint can be no further forward than the center of the rear axle, and hole in hook point must be 3” x 3.5” or larger.

10. Maximum tire size of 36” x 16.50” D.O.T. only. No cutting or siping or other alterations to the tire, no duals. Tire must state 36” x 16.50” on the sidewall, no larger.

11. Unlimited drive train no planetary.

12. All u-joints must be shielded, and drive shaft loops .

13. Bell housing must be SFI approved or blanket on automatic trans.

14. Pinion brake or brake on each side of one axle.

15. Must use factory frame from rear axle forward. No tube frames.

16. Metal fire wall and floor pans.

17. No small body trucks, no fiberglass body parts excluding hood scoop.

18. SFI approved flywheel and harmonic damper.

19. Must have a fully functional fire extinguisher reachable by driver.

20. Must have kill switch on rear of truck near hook point.

21. Fire suit is strongly recommended but is not mandatory.

22. All trucks will be subject to a chassis inspection, engine inspection, and pump test.  After passing inspection the engine will be tagged, if the tag is tampered with the engine will be subject to another pump test, and inspection at participant’s expense.

23. Any part of the chassis or body that comes in contact with the track or goes out of bounds while hooked to the sled, will be disqualified excluding power train breakage or a belt.


Tech Committee has final say.


2wd Super Stock contacts:

Chuck Feldmann - (217) 246-2629

Jed Davis - (217) 827-6789

Smerk Schmedeke - (217) 825-5644

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Central Illinois Truck Pullers website Est. 2014.                                                                                                                                     Website managed by Steve Honigman