MILLERSBURG MUD BOG RULES FOR 2010

 Class 1A

•  STREET STOCK up to 33” DOT tires
• FACTORY EQUIPMENT FOR THAT YEAR
• Must be street legal plates not required
• Complete exhaust system
• Secure hitch with ¾” pin clevis at rear
• Must have seatbelt and helmet (fire extinguisher recommended)

 Class 1

• Tire size 34-36.5” DOT
• 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 swap and flat beds are allowed
• Secure hitch with ¾” pin clevis at the rear
• Single carb, gasoline only
• No nitrous
• No aluminum heads or aluminum blocks permitted
• Must have seatbelt and helmet (fire extinguisher recommended)

 Class 2

• Tire size 37-40”DOT
• Rules same as Class 1 with this addition dual carb

 Class 3

• Tire size 40.5-44”DOT
• Rules same as Class 2 with these changes: aluminum heads allowed
• Chain drive OK
• Front of engine block must be within 6” of center of front axle

 Class 4 Modified

• Up to 44” tires and cuts allowed
• Tube chassis allowed
• Engine, carburetion, and chassis modifications allowed
• Any type of suspension
• Duel carb or fuel injection
• Nitrous allowed
• Open top or carbs with glass or support removed must have 4 point cage and 4 point harness to frame
• Secure hitch with ¾” pin clevis at rea
• Must have seatbelt and helmet (fire extinguisher recommended)

 Class 5 Open

• Anything safe goes
• Same rules as Class 4 with these changes: any type of chassis or body
• Alcohol and nitrous allowed
• All tractor tires 44” larger allowed
• Paddle tires and blowers allowed