Adkins Karting Championship Classes
2-Cycle Classes
50cc Kid Kart
Ages: 5-7
Chassis: Kid Kart
Body: Asphalt or Dirt according to WKA rulebook
Engine: Comer C50 or C51
Fuel: 87 Octane & Oil Only
Min. Wt.: 150 lbs
Tires: 10 x 4.50-5
Circumference: 33 1/4″ Maximum
Gear Ratio: 10-89
Yamaha Sportsman
Ages: 7-12
Engine: Yamaha KT-100
Carb: Walbro WA55B or Walbro WB-3A with Red Horstman Restricter Plate
Exhaust: RLV 4 Hole Can
Fuel: 110 Octane or C12 & Oil Only
Min. Wt.: 235 lbs
Tires: 10 x 4.50-5
Gear Ratio: 5.30 min.
Micro Swift
Ages: 7-10
Engine: Parilla Swift with restricted exhaust header
Carb: Tillotson HW-31A
Exhaust: Stock pipe and restricted exhaust header as supplied by Parilla
Fuel: 110 Octane or C12 & Oil Only
Min. Wt.: 225 lbs
Tires: 10 X 4.50-5
Pro Mini Swift
Ages: 8-12
Engine: Parilla Swift
Exhaust: Stock pipe and header as supplied by Parilla
Carb: Tillotson WW-31A
Fuel: 110 Octane or C12 & Oil Only
Min. Wt.: 245 lbs
Tires: 10 x 4.50-5
Gear Ratio: 5.30 min.
Yamaha Junior
Ages: 12-15
Engine: Yamaha KT-100
Exhaust: RLV 4 Hole Can
Fuel: 110 Octane or C12 & Oil Only
Min. Wt.: 310 lbs
Tires: Front: 10 x 4.50-5, Rear: 11 X 7.10-5
KA 100 Junior
Ages: 12-15
Engine: IAME KA 100
Fuel: 110 Octane or C12 & Oil Only
Min. Wt.: 320 lbs
Tires: Front: 10 x 4.50-5, Rear: 11 X 7.10-5
Yamaha Senior
Age: 15+
Engine: Yamaha KT-100
Exhaust: RLV 4 Hole Can
Fuel: 110 Octane or C12 & Oil Only
Min. Wt.: 345 lbs
Tires: Front: 10 x 4.50-5, Rear: 11 X 7.10-5
KA 100 Senior
Ages: 15+
Engine: IAME KA 100
Fuel: 110 Octane or C12 & Oil Only
Min. Wt.: 360 lbs
Tires: Front: 10 x 4.50-5, Rear: 11 X 7.10-5
4-Cycle Classes
Jr. Sportsman LO206
Age: 7-12
Engine: Stock Briggs LO206 with Green Slide
Open Body and Chassis
Fuel: 87 Octane Gasoline
Tires: Any Brand, 4.5″ Max. Width
Min. Wt.: 265 lbs
Junior LO206
Age: 12-15
Engine: Stock Briggs LO206 with Yellow Slide
Open Body and Chassis
Fuel: 87 Octane Gasoline
Min. Wt.: 320 lbs
Tires: Any Brand, 6″ Max. Width
Senior LO206
Age: 15+
Engine: Stock Briggs LO206 w/Black slide
Open Body and Chassis
Fuel: 87 Octane Gasoline
Min. Wt.: 365 lbs
Tires: Any Brand, 7.10″ Max. Width
Masters LO206
Age: 35+
Engine: Stock Briggs LO206 w/Black slide
Open Body and Chassis
Fuel: 87 Octane Gasoline
Min. Wt.: 390 lbs
Tires: Any Brand, 7.10″ Max. Width