For eligible cars, classification and preparation rules
please refer to 1972 SCCA General Competition Rule Book.
Vintage GCR is available from SCCA. Currently,
50 series tires are allowed in C production, 55 series allowed for
any Group 7 car with 14" wheels. All others must
use 60 series rubber. Hoosier DOT Radials are not allowed.
Please email
for further information or questions.
