KPX series Rules and Information
Tentative Schedules:
Friday Gate and Pit Move-in Hours: 12pm-10pm
Saturday Gate Hours: 7am-10pm
Practice: 9am-5pm
Sunday Gate Hours: 6:30am - end of event
Drivers Meeting: 8:30am
Racing starts: 9am
Trophy Presentations: 5:00pm (Or when racing ends)
Pit Spaces:
Please respect other racers and staff. See a KPX staff member for parking. Some parking is reserved for teams and sponsors. If you park without seeing a KPX staff member you may be asked to move.
Pit Rules:
No alcohol permitted while karts are running. No Drugs allowed at this facility. No motorized scooters or bikes allowed without prior permission from KPX staff.
You are responsible for keeping your pit and surrounding areas clean. Any trash you bring in must leave with you. No dumping of tires, fuel cans, oil, or anything else at the facility. Please be respectful to you neighbors and event staff.
Spec Fuel for 206 Classes: 87 Octane Chevron 4475 Chiles Rd. Davis, CA 95616
Spec Fuel for IAME Classes: Fuel - VP MS98. Oil - Motul 2T Grand Prix mixed 8oz per/gal or one liter of ELF-HTX 909 oil with five gallons
Spec Tires for ALL classes: Evinco Blue Tires can be purchased through local dealer.
2021 KPX Classes:
| Engine Package | Class | Specific Class Parts | Age | Weight | Tire |
| Honda GXH50 | Kid Kart | 5-7 | 150 | Evinco Blue 4.6/4.6 | |
| by Cambrian Go-Karts | |||||
| Briggs & Stratton 206 | Junior 1 | Green Slide | 7-12 | 245 | Evinco Blue 4.6/4.6 |
| by Track Side Engines | |||||
| Junior 2 | Black (Stock) Slide | 12-15 | 310 | Evinco Blue 4.6/6.0 | |
| by SpeedSense Motorsports | |||||
| Senior | Black (Stock) Slide | 15+ | 360 | Evinco Blue 4.6/6.0 | |
| by Nevada Kartsport | |||||
| Master | Black (Stock) Slide | 35+ | 390 | Evinco Blue 4.6/6.0 | |
| by Unleashed Power | |||||
| Grandmaster | Black (Stock) Slide | 50+ | 390 | Evinco Blue 4.6/6.0 | |
| KA100 / VLR | Pro 100 | Stock Header | 14+ * | 360 | Evinco Blue 4.6/7.1 |
| by Muzio Custom Harvesting and Land Leveling | |||||
| * 200lbs. Driver can run with Masters class | |||||
| *KPX must approve and 14 year old wanting to run this class | |||||
Add one or more racers to the cart for Pre-Registration. Racer information will be collected at checkout.
If you need extra spectator wristbands, please add what you need at the bottom of the page. The checkout link should be at the top of the page or at the bottom of this page.
