SFR Championship Regional 13 & 14 info on Aug 31, 2018 (579625) |

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SFR Championship Regional 13 & 14

SFR Championship Regional 13 & 14

SCCA - San Francisco Region - Club Racing

Friday, Aug 31 — Sunday, Sep 2, 2018
Thunderhill Raceway Park, Willows, CA

Registration closed August 28, 2018 11:59 PM on August 28, 2018 11:59 PM PDT Registration ends August 28, 2018 11:59 PM on August 28, 2018 11:59 PM PDT Registration opens August 2, 2018 12:00 AM on August 2, 2018 12:00 AM PDT Registration runs from August 2, 2018 12:00 AM to August 28, 2018 11:59 PM






Regional 13 is Race 1

Regional 14 is Race 3

If you enter the Double Regional, Race 2 is included.

San Francisco Region SCCA

Championship Series Regionals 13 & 14

Featuring the Spec Miata Festival

Thunderhill Raceway

August 31 - September 2

Event Schedule:  Aug31-Sep2 scheduleR6.pdf

On the 3 and 5 Mile Track

Changed on 8/10/18:  Double Points for races 1 and 3 (Race 2 and Festival race are NO points)

Race 1 and 2 on the three-mile; Race 3 and Festival on the five-mile.

Saturday night party for all celebrating track founder, Tom McCarthy

and 25th Anniversary of Thunderhill

and 70th Anniversary of SCCA


Entry Fees:

Double/Triple Race $465

Single Race $325

Dual (extra class, same driver, all or part of weekend)  $199   

Enter by Thursday, August 23 to retain your permanent number and avoid the $30 late fee.

Online entry closes Tuesday, August 28  at 12 noon; after that you will need to enter at the track and pay the $50 post entry fee.

CAR NUMBERS are confirmed Friday afternoon the week before the race. 

Enter Now, Pay Later!  SFR will charge your credit card AFTER the race weekend. When you register for a race, you enter your credit card information; after the race weekend, we actually process the card. Now there’s no money barrier to entering early, ensuring you retain your all-important permanent number!

Thunderhill Test Day on Thursday, August 30 - 5 mile track -

If you have questions about the race weekend, please contact the SF Region Office:



The first Novice in each class each day will receive an award for “Highest Placed Novice.”

Six Groups:

GROUP 2............FA, FM, FB, FS, P1, P2, FE, FE2, FM, F4, S2, DSR, ASR

GROUP 3............. ITE, SS, GT1, GT2, GT3, GTA, SP, EP, N3, T1, T2, T3, PC, E46

GROUP 4............. FF, CF, FV, FST,  F5, FC

GROUP 5............. ITS, ITA, ITB, ITC, ITX, FP, HP, GTL, STL, STU, NL, E30, B-Spec, SMG, AS, ITR, T4, SSC5

GROUP 6............. SRF, SRF3

GROUP 7............. SMT, SSM, SM

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!

  1. If you do not already have one, create an account on after reading these steps.
  2. Once logged in, click "My Account" in the top right
  3. Review your vehicle(s), making sure to enter your permanent/preferred numbers and your transponder number
  4. Enter your medical information for the Ambulance/Life Support crew.
  5. Now come back to this page and enter the event and pay online.



Attendee List

View current entry list


SCCA - San Francisco Region - Club Racing

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Sherry Grantz
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T-shirts for motorsport fans


Thunderhill Raceway Park
Location Willows, CA
Track Map Download a track map
Virtual Track Walk Turn-by-turn breakdown featuring ideal line, reference points, surface/camber details and most important corners
Sticker Track Map OutlineBuy a track sticker
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