Farm Stock
Weight Classes:
4,700 lbs (3 mph)
5,700 lbs (3 mph)
6,700 lbs (3 mph)
7,700 lbs (4 mph)
9,500 lbs (4 mph)
10,500 lbs (10 mph)
11,000 lbs (10 mph) No duals
1. All general rules apply.
2. Tractors will be stopped if the front wheels exceed 36 (thirty six) inches in height. The flagman has complete discretion.
3. No cut tires allowed.
4. 50 (fifty) feet is the maximum distance to change speed.
5. 3 (three) mph for 4,700 & 5,700 & 6,700. 4 (four) mph for 7,700, 9,500. 10 (ten) mph for 10,500 and 10 (ten) mph & no duals for 11,000 and the 1st 100 (one hundred) feet to get the speed set for Farm Stock classes.
6. Tractor must be factory stock, no alterations.
Improved Farm Stock
Weight Classes:
4750 lbs
5,750 lbs
6,750 lbs
1. All general rules apply.
2. Blocks are limited to 1 (one) size up in series. Example: a Farmal “M” can have a “450” block. An Oliver 88 may have a Super 88 block.
3. No turbos will be allowed.
4. No down draft carburetor. Unless it was original factory equipment.
5. No airplane or tank carburetors.
6. No cut or back ground tires and maximum size limit of 18.4 X 38.
7. A speed limit of 7 (seven) mph while pulling.
8. The tractor must have wheely bars that can support the tractor.
9. A distance of 50 (fifty) feet maximum will be allowed for shut down to change speeds.
10. Tractors will be allowed to have side shields.
11. Rear fenders are recommended.
12. No 800 (eight hundred) components in Minneapolis Molines. No custom fabricated intakes, no headers.
13. Tractors running 30% over stock rpm must have adequate shrouding, blanket, safety shields.
Light Super Stock
Weight Classes:
6,500 lbs
7,300 lbs
1. All general rules apply.
2. Must have wheely bars that will support the tractor.
3. Must have a scatter blanket. Or ¼ (one quarter) inch metal plating.
4. Must have a kill switch.
5. A distance of 100 (one hundred) feet for shut down.
6. Converting a diesel head to gas will be allowed.
7. If the engine will bolt in without alteration of the frame, engine will be allowed.
8. Helmets are required.
9. Tractors must have rear fenders.
10. Roll cage required.
11. 5 (five) point harness required.
12. Turbos will be allowed.
Modified Class
Weight Classes:
6,000 lbs
6,300 lbs
Safety Rules
1. All general rules apply.
2. Helmets required.
3. Fire jacket is required.
4. A kill switch is required.
5. A safety blanket is required.
6. A roll cage is required.
7. A 5 (five) point harness is required.
8. A fire extinguisher on the tractor is required.
9. A deadman’s throttle is required. (Spring loaded, no stop).
10. A neutral safety switch is required.
11. One engine, must be a cast block. Power adders allowed.
12. 1 (one) carburetor.
13. In the 6,300 lb class (Twin engine, naturally aspirated, cast block, cast intakes, no nitrous) will be allowed to run with the regular single engine tractors. (6,000 lb class will be single engine tractors only)
14. Maximum tire size will be 30.5 x 32.
15. A distance of 100 (one hundred) feet for shutdown.
16. Weld on hubs on axles is required, bolt on hubs are not allowed.
Econo-Mod
Weight Classes:
5,200 lbs
5,500 lbs
1. Small block, not over 400 (four hundred) cubes.
2. Carburetor not to exceed 650 (six hundred fifty) cfm.
3. Maximum tire size 20.8 X 38. (Maximum wide 20.8).
4. Cast block, factory automotive block, no crate engines.
5. Cast iron heads.
6. Cast iron intake.
7. No fuel injection, no alcohol.
8. No nitrous oxide.
9. All safety rules (length, width, height) must comply with other modified classes.
Pro Stock Trucks
Weight Classes:
5,800 lbs - Gas only, No dually’s.
6,200 lbs - Gas only, No dually's.
8,000 lbs - Open, Gas or deisel, no nitrous.
PRO STOCK 5800lbs and 6200lbs
1. Trucks must have D.O.T. street legal tires. No bar or tractor tires.
2. May run one 4-barrel carburetor and aluminum intake. Must have cast iron heads and block. No power adders. Motor manufacturer and body must match.
3. Radiator and Grill must remain in stock location.
4. Driver must wear approved SFI Fire suit and helmet.
5. No ladder, solid or blocked suspension. Must be on springs. Lift kits are allowed. Must use stock frame and running gear. (NO LADDER BARS OR TRACTION BARS)
6. Exhaust must exit past driver’s compartment via muffler. No headers out the hood.
7. May cut inside of box, but the outside must appear as stock; Must have safe floor or full tonneau cover.
8. Must have at least 2 wheel working brakes, working emergency brake and working reverse lights. Backup alarm must be installed and working.
9. Must have all safety equipment such as drive shaft loops, U-joints enclosed, working kill switch, neutral safety switch, explosion proof bell housing or scatter blanket and charged fire extinguisher within drivers reach. (recommended)
10. Hitch length can be no less than 30% of wheel base.
11. 60" weight bar rule, no weights can extend more the 60" from the center of the front axle.
12. Fuel tanks can be mounted anywhere but in the cab.
13. No diesel's! All trucks must be 4 wheel drive.
14. Hitch height of no more than 26"
Off the Street Trucks
Weight Classes:
6,500 lbs No Diesels
1. All general Truck safety rules apply.
2. Hook fee will be $25.00.
3. Payout will be: $5.00 from each hook fee will go to Red Cedar Pullers, the rest of the hook fees will be up to the pullers of the class to divide amongst themselves.
4. Front weight brackets ahead of bumper is not allowed.
4. Other pullers of this class have the right to vote anyone out who is not following the spirit of the class.
Unlimited Modified
Weight Classes:
7,500 lbs
No engine restrictions.
All general modified safety rules apply.