1981 Corvette Fan Belts 1981 Corvette Belts Year Description GM # Quanta # Choose Date Code for Belt 1981 Generator, 350, w/o 70 Amp 9433760 B-320 3Q80 4Q80 1Q81 2Q81 1981 Generator, 350, w/ 70 Amp 9433761 B-321 3Q80 4Q80 1Q81 2Q81 1981 Power Steering, 350 9433622 B-322 3Q80 4Q80 1Q81 2Q81 1981 Air Conditioning, 350 9433917 B-323 3Q80 4Q80 1Q81 2Q81 1981 A.I.R. Pump 9433614 B-324 3Q80 4Q80 1Q81 2Q81