2020 priority registration closed January 15, 2020. If you have a vehicle you'd like to have considered for the 2020 Sonoma Speed Festival please email us at drivers@sonomaspeedfestival.com. Thank you!"

The vehicle options listed below per Group are recommended examples, however each Group is not limited to these makes and models. Please address all inquiries within your registration application.

RACE GROUP 1

1924 - 39 Pre-War Sports Racing Cars
(Class 1)

Alfa Romeo | Aston-Martin | Bentley | Bugatti | BMW | Chrysler | Delage | Delahaye | HRG | Invicta | Lagonda | Maserati | MG Mercedes-Benz | Railton | Riley | SS/Jaguar | Talbot


RACE GROUP 2

1948 - 57 Sports & Sports Racing Cars
(Class 2A)

Alfa Romeo 6C | Aston-Martin DB2, DB3 | Allard | Cunningham C2R, C4R | Frazer Nash | Ferrari 166, 195, 212, 340 | Gordini T-15 | Jowett Jupiter DB Sport | Jaguar XK120, C-type | Lancia B20 | Maserati A6GCS | Mercedes-Benz | Porsche 356 | Siata 208

1948 - 57 Sports & Sports Racing Cars
(Class 2B)

Aston Martin DB3S, DBR2 | Alfa Romeo 6C-3000 | Austin-Healy 100, 100S | Bristol 450 | Cunningham C5R, C6R | Cooper T39 | DB HBR | Ferrari 340, 375MM, 750 Monza, 121LM, 625LM, 500TR, TRC, 290MM, 335S | Jaguar D Type | Lancia D20 | Lotus Mk9, 11 | Mercedes-Benz 300SL | Maserati 200S, 300S, 450S | Nash-Healey | OSCA MT4 | Pegaso Z102 | Porsche 550, 550RS, 718 RSK, 356 Carrera | Talbot-Lago Sport, T26 GS


RACE GROUP 3

1957 – 61 Sports Racing Cars
(Class 3A)

Aston Martin DBR1 | Cooper T57 | DB HBR-4/5 | Echidna | Ferrari 250 TR-59/60/61, 330 TRLM, 196S, 246S | Lotus 11, 15, 17 | Lola Mk1 | Lister-Jaguar | Maserati 300S, T-60, T-61, T-63 | OSCA TN | Porsche RS60, RS61 | Scarab | Tojeiro-Jaguar

RACE GROUP 4

1971 – 79 Formula Atlantic Championship
(Class 4)

Brabham | Chevron | Lola |  March | Ralt


RACE GROUP 5

1957 – 65 Production GT Cars over 2.5L
(Class 5A)

Aston Martin DB4GTZ, DP 212 | AC Cobra | Bizzarrini GT | Corvette Stingray C2/FIA | Ferrari 250 GT, GTO, 250LM, 275 GTB |  ISO Rivolta, Grifo A3C | Jaguar E-Type | Shelby Cobra, Daytona | Sunbeam Tiger

RACE GROUP 6

1962 – 72 FIA Prototypes & SCCA Sports Racing
(Class 5B)

Alpine A210, 220 |  Chevron B-8, B-16 |  Corvette L88 Ferrari 250P, 275P, 330P, 330LMB, 275P2, 365P2 |  Dino 206S, 330P3, P4 |  Ford GT-40, MkII, MkIV |  Maserati T151, T154 |  Matra 620 |  CD SP66 |  Porsche 904/6, 718/8, 906, 911S, 907/6, 908

1962 – 72 FIA Prototypes & SCCA Sports Racing
(Class 6B)

Alfa Romeo T33/2, T33/3, T33TT12  |  Chevron B19, B21, B23, B31, B36  |  DeCadenet LM  |  Ferrari 312, 512, 312PB  |  Ligier JS/2  |  Lola T70, T280, T282, T284, T290  |  March 75S  |  Matra MS670, 680  |  Gulf-Mirage M6, M7, M8  |  IBEC P6  |  Lola T294, T296, T297, T298, T380, T600  |  Osella PA5, PA6, PA8   |  Porsche 908, 910/6, 917, Turbo RSR, 911 Carrera RSR, 911 Carrera  |   Renault-Alpine A310, A441, A442, A443  |  Rondeau M378, M379  |  TOJ SC206, SM01   |  WM P76/P81


RACE GROUP 7

1957 – 65 Production GT under 2.5L
(Class 5A)

Abarth-Simca | Alfa Romeo GSZ, GTZ, GTZII | Alpine A110 | Elva GT160 | BMW |  Fiat-Abarth | Lotus Elan | MGB-GT | Porsche-Abarth GT, 904GTS

1957 – 65 Production GT under 2.5L
(Class 3B)

AC Ace, Bristol |  Austin-Healey Sebring Sprite | Alfa Romeo Giulietta, SZ | Lotus Elite | MGA | Peerless GT | Porsche 356 | Triumph TR3/4


RACE GROUP 8

Masters USA Historic Formula One 1966 – 1981 (Class 7)

3-liter Formula One Cars

RACE GROUP 9

1966 – 81 IMSA GT, GTX, AAGT - FIA Grp. 4
(Class 6A/8A)

BMW 3.0/3.5 CSL | Chevrolet Camaro, Corvette L88 | Ferrari 365GTB/4 | Ford Mustang | Inaltera GT | Lancia Beta Montecarlo | Porsche 911S, 914/6, Carrera RS, Carrera RSR, 934

1966 – 81 IMSA GT, GTX, AAGT - FIA Grp. 4
(Class 8B)

BMW 320i, M1 | Corvette, Greenwood Corvette | Dekon Monza | Datsun 240Z, 280Z | Ferrari 512 BBLM | Ford Capri | Porsche 935 | Toyota Celica | Triumph TR8


RACE GROUP 10

Masters USA Endurance Legends
(Class 10)

Masters Endurance Legends USA: For cars that entered the Le Mans 24 Hours Race in period or any of its feeder series.

* Hybrid cars are not eligible *

  • FIA Sports Car Championship, IMSA, Sports Racing World Cup, International Sports Racing Series
  • FIA Group C 1982 to 1993
  • IMSA EXXON World Sports Cars 1994 to 2002
  • LMES, ELMS, ALMS, ILMC 1995-2016 inclusive
  • Grand-Am Road Racing Series 2003 to 2013
  • FIA World Endurance Championship 2012 to 2016

EXHIBITION RACE

1907 - 1920 Pre-War “Rag Time Racers”

Alco | Alfa Romeo |Benz | Buick | Bugatti | Duesenberg | Fiat | Ford Hispano-Suiza | Isotta-Fraschini | Lancia | Marmon | Mercedes | Mercer | National | Packard | Peugeot | Renault | Stutz

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