1982 brought new competition for Chevrolet in the form of Hart and Cosworth.
The most dominant chassis were Frissbee, Marguey, March, VDS-001, and Ensign.
Al Unser Jr. would win at Road Atlanta,[1] Laguna Seca,[2] and Mosport[3] twice,[4] with a podium at Mid Ohio,[5] at Riverside,[6] and at Caesar's Palacae.
Bertil Roos would take the two liter class in his Hart.
The scoring system was 90-60-40-30-20-10-9-8-7-6-5-4-3-2-1 points for the first fifteen classified drivers.