Tire Rules
Acceptable Tires:
Treaded 60 series with Min TWR of 100
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Toyo RA-1
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Toyo R888
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Hoosier Vintage TD
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Hoosier Street TD and TDR
Exceptions will be considered for displacements of 1600cc or less.
Cars should adhere to weight specifications and preparation rules per the 1975 SCCA General Competition Rules.
