of right rear tires may be used. One, an
American Racer 34.0/17.0-15GT track tire
with the distinguishing MC on the sidewall.
The MC being the prefix to the compound. The
MC-2 or MC-3 compound permitted. The second
option is a Hoosier 104/16-15 plated (HTMA)
spec tire. The HTMA 2 or 3 compounds are
sidewall markings must remain at all times.
No grinding, buffing or removing of the
compound designations. Tape may be used to
cover compound designation if desired, but
can be removed to view compound by Technical
Director at any time.
softeners, no conditioners, no altering of
tires with any natural or unnatural,
hazardous or un-hazardous components or
chemicals which alter the factory set
baseline-settings of a given tire.