STOCK* CARS MODIFIED CARS MOTORCYCLES
(1)     1900-1944 (20)  1900-1929 (38)  Open
(2)     1945-1954 (21)  1930-1939 (39)  Metric Sport
(3)     1955-1957 (22)  1940-1948 (40)  Metric Cruiser
(4)     1958-1962 (23)  1949-1958 (41)  Three-Wheeler
(5)     1963-1964 (24)  1959-1965 (42)  Off Road
(6)     1965-1967 (25)  1966-1967 (43)  Vintage (25 Years or older)
(7)     1968-1969 (26)  1968-1969 (44)  American Touring
(8)     1970-1971 (27)  1970-1974 (45)  American Custom
(9)     1972-1979 (28)  1975-1985 (46)  American Sport
(10)   1980-1999 (29)  1986-2003 (47)  American Cruiser
(11)   2000-2009 (30)  2004-Present (48)  Custom Bagger
(12)  2010-Present SPECIALTY CLASSES  
TRUCKS / VANS (31)  Special Interest (One of a kind vehicles)
(13)   1900-1934        Stock*/Modified (32)  1955-1957  Chevy     Stock*
(14)   1935-1957         Stock* (33)  1955-1957  Chevy     Modifies
(15)   1935-1957         Modified (34)  Corvettes   C-1&2
(16)   1958-1987         Stock* (35)  Corvettes   C-3&4
(17)   1958-1987         Modified (36)  Corvettes   C-5&6&7
(18)   1988-Present   Stock* (37)  Rat Rods
(19)   1988-Present   Modified Dash plaques to first 200 entries!
* Only two modifications allowed to qualify for any stock class