Intermediate Class 125cc two stroke / 250cc four & two stroke
1. Single cylinder, two-cycle, single carburetor engine, gasoline only 125cc cannot exceed 135cc OEM stroke.
2. Single cylinder 4-stroke single carburetor or OEM fuel injected engine, gasoline only. Stock 250cc OEM Stroke. No overbore must be
250cc. No billet aluminum heads. No port angle changes. No welding of ports. No slipper clutch. No porting of any kind.
3. Single cylinder, two-cycle, single carburetor engine, gasoline only not to exceed 265cc displacement.
4. Stock OEM manual disk type clutch only, must be able to push start.
5. Weight with driver minimum of 370 pounds for all 125cc karts and a minimum of 420 pounds for all 250cc karts
6. Minimum age of driver shall be 10 years for 125cc drivers and 12 years for 250cc drivers.

7. Raceceiver Mandatory

Outlaw 250cc
1. Single cylinder, two-cycle, single carburetor engine, gasoline only not to exceed 265cc displacement.
2. Single cylinder 4-stroke single carburetor or OEM fuel injected engine, gasoline only. Stock 250cc OEM Stroke. No overbore must be 250cc. No billet aluminum heads. No port angle changes. No welding of ports. No slipper clutch.
3. Stock OEM manual disk type clutch only, must be able to push start.
4. Weight with driver minimum of 420 pounds.
5. Minimum age of driver shall be 14 years.

6. Raceceiver Mandatory
 
Open 500cc Outlaw
1. Single cylinder, single carburetor two-cycle or OEM fuel injected/carbureted four-cycle engines are accepted must not exceed 550cc displacement.
2. Stock OEM manual type disk clutch only, must be able to push start.
3. Weight with driver minimum of 450 pounds.
4. Minimum age of driver shall be 15 years.

5. Raceceiver Mandatory

Wheels & Tires
1. Wheels must not exceed 6” in diameter, steel or aluminum only no magnesium
2. Axle length shall not exceed 40” and shall not protrude past the outside edge of the wheel.
3. Must race with treaded tires on all wheels and may be of any brand i.e. Hoosier, Burris, Rocketboy, etc.
4. Right rear tire must be stamped 50 or 55 and it must be a minimum 50 durometer compound on Shore A scale.

 
Wings
1. Wings shall be no longer than 48” and no shorter than 37”.
2. Wing width shall be no more than 40” or less than 32”.
3. 500cc Open Class Wing size is non-tech item.
4. You must start the race with wing in place.

 
Chassis & Body
1. No chassis without the driver shall weigh in excess of 350 pounds when all fluids are at their recommended levels.
2. Frames must be of Kart configuration not to exceed 90” in overall length.
3. Bars, other than regular “nerf” bars may not extend outside the outer edge of the tire.
4. Nerf bars may not extend more than 3” outside the outer edge of the tire.
5. All must be equipped with a functional roll cage constructed of suitable material and craftsmanship Ýno soldering or brazing, and design, to protect the driver.
6. No “Cow-catcher” type front bumpers, they are strictly prohibited.
7. No chassis suspension of any kind allowed.
8. A Kill Switch that effectively disables the motor and is installed and within the reach of the driver wearing a tightened safety harness is highly recommended.
9. Body including wing, hood, and tailpiece are required and may be constructed of any material excluding “exotic” metals and wood.
10. Chain Guards, designed to protect the driver in the event of a chain failure shall be installed.

 
Seat and Belts
1. Seats are to be constructed of aluminum and of “high-back” design. Seat back shall reach the middle of the drivers head while the driver is seated.
2. Safety Harness shall be attached in such a fashion as to restrict driver movement independent of seat movement.  The safety harness shall include, at a minimum, a lap belt and shoulder straps.

 
Brakes
1. Brakes must be disc and in good working order
2. No right front brake allowed.

 
Fuel
1. Any commercially available fuel (gasoline), no methanol, no fuel additives other than commercially available 2 cycle oil for 2 cycle engines only (no nitro, propolyne, benzonate, etc...)
 
Numbers
1. Numbers must be displayed on the left and right side of the wing and tail piece.
2. Wing numbers must be a minimum of 10” and tailpiece numbers must be a minimum of 6”.
3. Numbers must be legible and of a contrasting color to their background.
4. Displaying duplicate numbers must add a letter or number, no smaller than 6” to their identifying number on the wing locations.

 
Driver Age Petition
1. Driver under the minimum age may petition the Promoter/track officers or officials for an exception to the age requirement. The petition must state the abilities and racing history of the driver.
 
Safety Requirements
1. Approved Neck Braces are mandatory.
2. Approved Arm Restrains are mandatory. Arm restraints shall be worn between the wrist and the elbow and attached to the lap belt.
3. Helmets, Full face helmets meeting or exceeding Snell 2012 specifications, (SFI Rating accepted) properly fitted to the drivers head are mandatory.
4. A Kill Switch that effectively disables the motor and is installed and within the reach of the driver wearing a tightened safety harness is highly recommended.
5. Chain Guards, designed to protect the driver in the event of a chain failure shall be installed.
6. A Fire Extinguisher, in good working order must be in each racers pit area.

7. Raceceiver Mandatory

Texoma Speedway
2018 Outlaw Class Rules