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Thunderhill Park Raceway is a 15 turn, 3 mile road course which can be divided into two shorter loops, a west loop of 1 mile and an east loop of 1.6 miles.
Thunderhill Park Raceway is a 15 turn, 3 mile road course which can be divided into two shorter loops, a west loop of 1 mile and an east loop of 1.6 miles.