All Kart and Driver Safety rules are at each tracks discretion.

All Officiating and Race Results are performed by each track.


Drivers must wear a minimum of: Helmet, Neck Collar, Long sleeved Jacket, Long Pants, Gloves, and
Close toed shoes.

Kid Kart:
Ages 5-8
50cc Comer
Spec Gear
Gas Only
No weight Rule
No Tire Rule

Jr Speedway:
Ages 8-12
Gas Only
No Tire Rule
Spec Clone @ #275
Briggs lo206 w/ Gold Slide @ #235

Senior 4 Cycle:
Ages 12 & up
Gas Only
No Tire Rule
IKF Briggs Animal or Spec Clone @ #350

Jr UAS:
Ages 13-17
Wedge Body Mandatory (Safety).
15" Max height @ front wheel c/l from the ground.
24" Max height @ rear axle c/l from the ground.
4-Stroke 14.5 cu Max.
2-Stroke any 100cc kart based piston port engine, i.e.....
Yamaha, PRD, TKM, Comer, Komet, ect.
Must remain piston port engine, (no reeds).
For more info view the UAS Rule book file below

Idaho UAS:
As per UAS Rule Book

Idaho Speedway Karting will record each tracks race results and keep our own season points.
 
The UAS file applies to all UAS Class Karts at all Idaho tracks.
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Josh Culley,
Feb 8, 2017, 12:18 PM