1.  No engine modifications allowed (stock means stock)

2.  18 inches of vacuum at 1000 RPM

3.  Full Body - No Cutouts

4.  DOT approved tires only

5.  Lift kits allowed

6.  Any tire size

7.  No aluminum intakes allowed, unless it was a stock component

8.  Must be tagged with insurance papers

9.  Must be street drivable truck

1.  Full factory body and frame

2.  Aluminum intake and headers allowed

3.  Mufflers required

4.  Small hydraulic cam allowed - no solid or roller

5.  Engine must pull 16 inches of vacuum at 1000 RMP

6.  Full glass - no body cutouts

7.  Must have front and rear bumpers and also original fuel tank, 
    can have fuel cell if original tank is still on the truck

8.  No electric fuel pumps

9.  MSD ignition allowed

10. Racing seats allowed

11. Lift kits allowed

12. Fire extinguisher required

13. Any tire size

14. Factory head and tail lights must work

15. Must have factory suspension - all leafs accountable

1.  Headers and aluminum intakes allowed

2.  Race gas only - no fuel mix

3.  Electric fans and water pumps allowed

4.  Factory fans must have shroud

5.  DOT approved tires only

6.  Must have full bed, bodies, and factory frame - no fiberglass 
    parts - no gutting or hulling

7.  Full dash, gauges, windows, door panels and lights required

8.  Cut fenders for tire clearance only

9.  Bucket seats and aftermarket gauges allowed

10. Must have front and rear tow hooks

11. Fire extinguisher required

12. Must pull 14 inches of vacuum at 1000 RPM

13. Full braking system required

14. No aftermarket heads or blocks, no aluminum heads - must be
    original castings

15. Roll cage required

16. No transbrakes, 2 step or air shifters

17. No engine set backs

18. Must have factory transfer case

19. No mini trucks - no nitrous capable trucks

20. Must have factory suspension - no 3-4 links, floaters or sliders

1.  Racing gas only - no nitrous, nitro methane or fuel mix

2.  Full factory body and frame, factory dash, gauges and lights, 
    correct wheelbase

3.  Bucket seats and aftermarket gauges allowed

4.  Full braking system required

5.  Battery in bed must be enclosed and where it cannot mix with gas

6.  No major cut outs

7.  Can remove front and rear bumpers, but must have front and rear
    tow hook

8.  DOT tires only - no cut tires

9.  Roll cage required

10. Must have front and rear driveshaft loops

11.  Transbrake and air shifters allowed

12. Fire extinguishers required

13. Aluminum heads allowed

14. No aluminum blocks

15. Any suspension allowed

16. Single carburetors only

17. Aftermarket rack and pinion allowed

18. Engine set back - number 1 spark plug cannot be past front end

1.  No nitrous

2.  DOT cut tires only

3.  No tube frames

1.  Domestic or import trucks and sports utility vehicles

2.  Factory reproduction fiberglass bodies or parts allowed

3.  No narrowing of body

4.  Factory body may be lightened and gutted

5.  Bed side skins only allowed

6.  Chain drive transfer case allowed

7.  Factory frames only.  Lightening holes in side rails allowed
    must retain at least 2 original crossmembers, and be the 
    factory width

8.  Vehicles with fiberglass bodies or open top must have 6 point
    cage, 4 point cage on hard tops

9.  Wheel base may be extended 10% of stock wheel base up to 12"

10. Engine may be set back 10% of wheel base but not more than 12"
    from center of front differential to driver side 1st spark plug

11. No aluminum engine blocks

12. Any engine and any engine modifications

13. 1 or 2 carburetors, alky or gas, no blowers or fuel injection

14. Nitrous oxide allowed

15. 3 & 4 link with coil over shocks allowed

16. Cut DOT tires with 44" limit

17. Front tires must be in fenderwell at 50% minimum

1.  Wheel base 150" maximum, 80" minimum

2.  Any engine with any modification

3.  Blowers allowed

4.  Nitrous oxide allowed on all engines

1.  Any body and any chasis

2.  DOT tires only cut 44" limit

3.  No blowers

4.  Fuel injection and nitrous allowed

5.  Any engine, any modifications