FreelinMX 4x4 Mud
2010 Class Listing

ALL Drivers must wear shirts, long pants & shoes

ALL CLASSES – Starting Line Rule
If the rear axle does not cross starting line due to a mechanical problem, it may rerun at a later time in that class determined by lineup personnel.

CLASSES
Street Class – 36 and Under
1 - 36.5” DOT and Under
2 - 40” DOT and Under
3 - 44” DOT and Under
4 & 5 – Open any size DOT or Tractor Tire (cut tires allowed)

STREET CLASS
- Must be street legal, plates not required
- No gutting allowed or glass removed
- 36” and Under DOT tires ONLY
- Class will pay trophys to 1st-3rd places
- All classes are $25.00, Trophy only in STREET CLASS
- Complete exhaust system with mufflers
- Secure hitch with ¾” pin clevis at rear
- NO body or motor swaps/ Stock fuel systems vacuum secondary carbs only.
- Must have seatbelt & helmet (fire extinguisher recommended)
- Vehicles can be multiple entered

CLASS 1
- 4x4 vehicles only – Production type frames and suspension
- Any motor drive train combination
- Front of motor can not be behind center line of front axle
- Body swaps, flat beds, and gutting allowed. Must maintain stock appearing bodies, not homemade. Must have doors, hood and firewall
- Must maintain wheel base for body being used
- Must have seatbelt and helmet (fire extinguisher recommended)
- Secure hitch with ¾” pin clevis at the rear only
- Single carb, gasoline only. NO nitrous.
- No aluminum heads or aluminum blocks permitted
- Vehicles with factory support of cab cut or glass removed, open or soft tops, MUST have rollbar to frame
- Vehicles can be multiple entered

CLASS 2
- Rules same as Class 1 with these changes: aluminum heads allowed

CLASS 3
- Rules same as class 1 with these changes: aluminum heads allowed
- Chain drive OK
- Front of engine block must be within 6” of center of front axle

CLASS 4
- 4x4 vehicles only with stock type frames and stock appearing bodies
- Any motor drivetrain combination (Chain drive OK)
- Any type suspension
- Dual carb or duel injection with nitrous. NO blowers or turbo
- NO alcohol
- Open top or cabs with glass or support removed must have a 4-point roll cage and 4-point harness to frame
- Tire size open, tractor, and cuts allowed
- Secure hitch with ¾” pin clevis at rear only

CLASS 5
- Rules same as Class 4 with these changes: Any type chassis or body
- Driver of open vehicles with nitrous must wear a fire suit (headsox, boots & gloves recommended)
- Roll bars and roll cages: all roll bars & roll cages built after 2006 must be 1-5/8 or more x .120 wall steel or 1-5/8 chromemoly x 0.090 wall (no square tubing or threaded pipe) mounted with 3/8 grade 5 bolts to frame