| Car Classifications |
| CLASS
A |
• A-1 1900-1926 SPORTS & RACING CARS
• A-2 1927-1939 SPORTS CARS
• A-3 1929-1939 RACING
CARS
• A-4 1946-1954 GRAND PRIX CARS |
| CLASS
B |
• B-1 1947-1955 SPORTS CARS (GT)
•
B-2 1947-1955 SPORTS RACING CARS UNDER 1500cc
• B-3 1947-1955
SPORTS RACING CARS OVER 1500cc |
| CLASS
C |
• C-1 1955-1960 SPORTS RACING CARS UNDER 2000cc
• C-2 1955-1959 SPORTS RACING CARS OVER 2000cc |
| CLASS
D |
| • 1959-1965 SPORTS RACING CARS |
| CLASS
E |
• E-1 1950-1957 FORMULA I-II
• E-2
1958-1963 FORMULA I-II
• E-3 1958-1963 FORMULA JR. |
| CLASS
G |
• G-1 1955-1961 GT CARS UNDER 2000cc
•
G-2 1956-1962 GT CARS OVER 2000cc
• G-3 1962-1965 GT CARS
UNDER 2000cc
• G-4 1963-1965 GT CARS OVER 2000cc |
| CLASS H |
| HISTORIC WINSTON CUP STOCK CARS through 1990 |
| CLASS
I |
| • 1965-1972 FIA MAKES CHAMPIONSHIP CARS |
| CLASS T/A-2 |
| 1980-1991 ‘80’s TRANS-AM and IMSA GTO
Group |
| SPECIAL
EVENTS |
• CAN-AM: 1966-1974
• FIA
PROTOTYPE & GT CARS : 1972-1985
• HISTORIC FORMULA
ONE: 1966-1983
• HISTORIC TRANS-AM: 1966-1972 |
