For those attending a track day or race for the first time, click link below for some very important info you need to know:
1658 S. Airport Way
Stockton Ca. 95206
First Entry $65 Other class entries will be discounted.
-No license required.
-You will receive a paper to be filled out of what bike and class you will be racing in.
-You will receive a transponder (for timing) to be fitted on your bike.
-Along with your Class Registration, you will be signing a insurance waiver.
-We ask everyone to have registration done and have your bike taken to tech before practice starts.
-We are looking for catch cans, peg and or bar sliders.
typical *Class Structure Details:
*Class(es) and or Class line-up are subject to change pending on rider and bike participation
Cag, Blata, Polini and GRC. Pocket bikes, 37cc stock motor with restriction plates
Cag, Blata, Polini and GRC Pocket bikes, 37cc non restricted (10yrs old up)
Mini Moto 50 (Spec Class):
XR/CRF50 and TTR50 ONLY. No engine mods or knobby tires allowed.
Mini Moto Thunder:
70cc - 110cc. No knobby tires allowed.
Honda NSR50, everything must remain stock*, Yamaha YSR50, aftermarket carbs & exhaust are allowed. May also run 12” wheels.
GP & Motard frames, max displacement of 63.9cc (2 Stroke) & 128cc (air cooled 4 Stroke). Engine mods are allowed.
GP or Motard frames, max displacement of 65cc (2 Stroke) & 150cc (air cooled 4 Stroke)
65 GP Heavy Weight:
This class has the same restrictions as the 65GP class but for the big boys. Bikes must conform to the 65GP class specs however the rider must weigh more than 175lbs without gear.
Honda Grom, Kawasaki Z125, and Kayo MR with stock bore, head, cylinder, fork tubes and frame. No forced induction allowed. ECU plug ins (I.E. Power Commander and similar products) are allowed, however ECU must remain stock. Clone / knock-off 125cc are permissible, but must comply with the 125cc rule.
NOTE: For those with a Grom, Z125 with BBK kit's, Benelli 135cc, or equiv., inquire with Race Director (See number below) for class participation.
Super Mini GP 150cc 4-Stroke:
GP & Motard frame, displacement cannot be below or above 85cc (2 Stroke) & 150rcc (4 Stroke).
No smaller displacement bikes allowed.
Thunder Bike (spec class):
4-stroke Air Cooled Stock XR100, CRF 150F & TTR125, or equiv. Control (pegs, rear sets, handle bars, ect.), *suspension, wheel(s) (16" or 17" wheel) mods are allowed. Moto frames only.
*Suspension springs may be replaced but the internals must remain stock.
Thunder Bike Unlimited: Ages 14yr and up
Same rules as Thunder Bike apply.
Bikes Allowed: Air Cooled 4t 150f - 230cc
Formula Moto (GP Chassis Only):
17" wheel 2t 80cc/125cc and 4t 250c - 390cc. Unrestricted class
Moped: We have a new group racing with us on their late 70's & early 80's mopeds such as Puch's.
Beginner Open: Ages 14yr and up
Bikes Allowed: 4t 230cc - 450cc. No 12" wheel bikes.
Intermediate / Expert: Ages 16yr and up
Bikes Allowed: 4t 250cc - 450cc
Vet Open: Ages 30yr and up
Bikes Allowed: 4t 230cc and up.
Kayo Adult: Ages 16yr and up
For more info about class's etc.
call 209-598-3124 (Allen)