About this event
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SCCA San Francisco Region Enduro Thunderhill Raceway Park October 26, 2025
Entry Fees: Enduro Driver Fee: $400 – up to one October 19th
Co-Driver Fee: $400 Per Driver – up to October 19th
Min per car entry Fee $750 – up to October 19th
Registrations after October 19th add $50
Min Driver count per car = 1, Maximum Driver count per car = 4 |
Official Schedule with SFR Supps Provisional for now: TBA
Track Configuration: 3-mile course
Online entry closes October 21, 2025
CAR NUMBERS are confirmed Friday afternoon the week before the race.
Car Classes
PO - Production based cars over 1700cc
PU - Production based cars 1700cc or less
SO - Sports Racing Cars
SR - Spec Racer Fords
ME - Mazda Miatas complying with SFR Group 7 rules (all other Miatas are classified as a PO or PU)
If you have questions about the race weekend, please contact the SF Region Office: 530-934-4455 or office@sfrscca.org
If you do not already have a MotorsportReg account, please follow the steps below to create your account this first time. Next time you enter, just log into your account and future entries for SFR events will be quick and painless!
- If you do not already have one, create an account on MotorsportReg.com after reading these steps.
- Once logged in, click "My Account" in the top right
- Review your vehicle(s), making sure to enter your permanent/preferred numbers and your transponder number
- Enter your medical information for the Ambulance/Life Support crew.
- Now come back to this page and enter the event and pay online.
Event requirements
To enter any SFR road racing event, you must have a valid competition license.
In addition to SCCA licenses, the organizations whose licenses are currently approved by SCCA for competition in Regional events are as follows: BMW CCA Club Racing Full Competition; FIA Issued by any sanctioning body; Historic Sportscar Racing (HSR) HSR License; ICSCC; IMSA; NASA Full Competition; Porsche Club of America Full Competition; SCCA Pro Racing; SVRA; VARA; VMC.
All vehicles must meet the safety requirements detailed in the current SCCA General Competition Regulations. Transponder numbers are required for ALL CARS. If you do not have a transponder listed in your vehicle profile, you MUST rent one.
You will receive an email confirmation/receipt of your entry. If you have any questions about the event, you can call the SCCA office at 530-934-4455 or email at office@sfrscca.org.
If you have technical issues with online entry for the event on MotorsportReg.com, you can contact MSR customer support during normal business hours at 415.462.5603 or by email here.
All drivers must still go through on-site registration with logbooks and licenses at the track.
On the next page: add or select your vehicle.
