CAR CLASSIFICATIONS & GROUPS
Group 1 – Small-Bore Production
Small displacement production cars
SCCA production classes F, G & H production, C and D sedan up through 1972 prepared to the 1972 or earlier SCCA General Competition Regulations (see the section Updated Vintage GCR on the page). H-Modified through 1965, selected D Sports racing, Monoposto legal Formula Vee and SCCA Improved Touring through 1997*.
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“Continuation” cars in production prior to their cutoff date are eligible and must be prepared to that cutoff date or earlier SCCA specification.
1EP, 1FP, 1GP, 1HP, 1CS, 1DS, 1HM, 1DSR, 1FV
Group 2 – Open-Wheel Classes
Monoposto legal cars on treaded tires
2FJ1 – Monocoque Formula Juniors
2FJ2 – Post 1960 rear engine
2FJ3 – Pre 1960 rear engine
2FJ4 – Front engine
2F1 – Formula 1 up to 1965
2F2A – Formula 2 1967-1971 1600cc (4 valve motor)
2F2B – Formula 2 1964-1966 1000cc
2FB – 1600cc (2 valve motor)
2FF – Formula Ford to 1973
2CF – “Club Ford” 1973 to 1981
​2PCF - Post Club Ford as defined by Formula Ford Challenge Series rules. https://www.ffchallengeseries.com/2019-car-rules-1
2FL – Formula Libre and other by invitation
2F3 – FIA Formula 3 1000cc
2FC – SCCA F3 1100cc
Group 3 – Medium-Bore Production
Medium displacement production cars
Medium-bore production cars up to 12/31/72 prepared to the 1972 SCCA General Competition Regulations (see the section Updated Vintage GCR on the page). SCCA classes C, D, E and F production, selected B Sedan and SCCA Improved Touring through 1997*. Mazda Miata - only 1st gen, 1.6L.
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“Continuation” cars in production prior to 12/31/72 are eligible and must be prepared to pre-1973 specification.
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3EP, 3DP, 3CP, 3BS
3FP – may also run in Group 1 at the discretion of the race director.
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Group 5 – Sports Racers
Raced between 1960-1970 on treaded tires
World Sports Car Championship and World Manufacturer’s Championship GTs and prototypes as raced between 1960 and 1970. USRRC sports cars and Can-Am as raced before 1967 with invited later models.
5ASR – USRRC & Can-Am over 2.0L through 1967, FIA 5.0 litre sports cars and 3.0 litre prototypes as raced in the World Manufacturer’s Championship through 1970
5BSR – FIA under 2.0L
SCCA D-Modified (2.0-3.0L) specs. thru 1967 (Lotus 19, Cooper Monaco)
SCCA B – Sports Racing 1300-2000cc
5CSR – Under 1300cc
5FM – 1150cc – 1600cc
5GT – FIA GT Coupes and Sports cars
Group 6 – Big-Bore Production
Large displacement production cars
SCCA A and B production, Trans-Am over 2 liters and A Sedan cars up to 12/31/72. Also SCCA American Sedan through 1989 and Corvette Challenge cars.
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“Continuation” cars in production prior to their cutoff date are eligible and must be prepared to that cutoff date or earlier SCCA specification.
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6AP, 6BP, 6TA, 6AS, 6AM, 6OV
Group 7 – Sports Racers & Can Am
Sports Racers & Can-Am post-1967 on slicks
World Championship for Makes sports cars as raced after 1970 on slicks. C & D Sports racers and other selected under 2.0L sports racing cars as raced after 1972. SCCA ASR & BSR on slicks. Sports 2000 (see Rules published by SRCC).
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7ASR, 7BSR, 7CSR, 7DSR
​7HS2 – Sports 2000 through 1984
7VS2 - Sports 2000 1985-1986
7S2 – Sports 2000 post 1986
Group 8 – Medium-Bore Production
Medium displacement sports cars & sedans
Medium bore sports cars and sedans up to 12/31/72 and selected later cars. SCCA A through D Production. SCCA B-Sedan, IMSA RS, Trans-Am. SCCA Improved Touring through 1997. Note: selected IT cars may be assigned to either Group 1 or 3.
“Continuation” cars in production prior to their cutoff date are eligible and must be prepared to that cutoff date or earlier SCCA specification.
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8AP, 8BP, 8CP, 8DP, 8BS, 8RS, 8ITA, 8ITB, 8ITC, 8ITS, 8ITR
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*New entries for SCCA Improved Touring to be approved by the Technical Director.
