The ROK Sonoma Cup is composed of a subset of ROK classes, collectively referred to as the Northern California ROK Cup. The SKC/NCRC is one of the largest local ROK Cup series in the United States and offers racers the ability to participate in the excellent ROK ladder system as well as national and international competition. The RSC is guided by the Sanzaru Karting Championships Supplemental Rules as well as the National and International ROK Cup rulebooks.
Race 1 Feb.23-25
Race 2 Mar.28-30
Race 3 May 10-11
Race 4 May 31-Jun. 2
Race 5 Jun. 21-23 TRIPLE CROWN RACE 1
Race 6 Jul. 12-14 TRIPLE CROWN RACE 2
Race 7 Aug. 2-4 TRIPLE CROWN RACE 3
Race 8 Sep. 20-22
Race 3 May 10 – 11
Race Schedule Track Map SprintRace Results Championship Points
Registration is a 3 Step process.
Step 1 – Registration Form
Step 2 – Race Shop
Purchase Practice, Practice Tires, Fuel & Oil.
Step 3 – Sign Driver E – Waiver
Passes will be sold at the track.
Registration includes:
1 race entry, 2 pit passes, 1 set of race tires, 1 fuel, 1 oil and Saturday practice
ROK MICRO / ROK MINI $593.00
ROK VLR Classes / ROK SHIFTER Classes $630.00
Note: ROK Micro / Mini without tires option is not available for Race #1
Rain tires for all classes: Levanto Wet Rain – Mandatory for Practice and Race
Only Vortex engines are allowed during practice and race days
Dry tires for all classes: Levanto KRT – Mandatory for Practice and Race
Classes
| CLASS | AGE | WEIGHT | ENGINE | WIDTH | KART # | NOTES |
| ROK Micro | 7 to 9 | 245lbs. | Mini ROK | 50in. | 1–99 | Gear Selection 11/82 or 10/75. Chest Protectors MANDATORY |
| ROK Mini | 8 to 12 | 245lbs. | Mini ROK | 50in. | 100–199 | Chest Protectors are MANDATORY for all drivers under 13 years of age. |
| ROK Junior VLR | 12 to 15 | 310lbs | ROK VLR | 55 1/8 in. | 800-899 | Exhaust restrictor. Chest Protectors are MANDATORY for all drivers under 13 years of age. |
| ROK Senior VLR | 15+ | 350lbs | ROK VLR | 55 1/8 in. | 900-999 | |
| ROK Master VLR | 32+ | 380lbs | ROK VLR | 55 1/8 in. | 700-799 | |
| ROK Shifter | 15+ | 395lbs | ROK Shifter | 55 1/8 in. | 400-499 | |
| ROK Master Shifter | 32+ | 410lbs | ROK Shifter | 55 1/8 in. | 500-599 | |
| 125 ROK Shifter Limited | 35+ | 410lbs | ROK Shifter | 55 1/8 in. | 1–99 | Exhaust restrictor |
Rain tires for all classes: Levanto Wet Rain – Mandatory for Practice and Race
Only Vortex engines are allowed during practice and race days
Dry tires for all classes: Levanto KRT – Mandatory for Practice and Race
Prices
| ITEM | PRICE | |
| Practice One Day | $ 75.00 | |
| Practice Two Days | $ 125.00 | |
| Pit Pass | $ 25.00 | |
| Transponder Rental | $ 30.00 | |
| Levanto Tire Set 4.5 | $ 225.00 | |
| Levanto Tire Set 4.5/7.10 | $ 245.00 | |
| Sunoco Race Fuel (5 gals) | $ 105.00 | |
| Eni Oil 2T | $ 34.00 | |
| taxes not included* | ||
For more information please email us at: info@rokcupusa.com
