Round | Circuit | Date | Class | Winner | Vehicle * | Entrant |
---|---|---|---|---|---|---|
1 | Daytona | 1981.01.31 - 02.01 | GTX | Porsche 935 K3 Turbo | Garretson/Style Auto | |
2 | Sebring | 1981.03.21 | GTX | Porsche 935/80 | Bayside Disposal Racing | |
3 | Road Atlanta | 1981.04.12 | GTU | Mazda RX-7 | Kent Racing | |
4 | Road Atlanta | 1981.04.12 | GTX | Porsche 935 K4 Turbo | John Fitzpatrick Racing | |
5 | Riverside | 1981.04.26 | GTX | Porsche 935 K3/80 | John Fitzpatrick Racing | |
6 | Laguna Seca | 1981.05.03 | GTU | Mazda RX-7 | Kent Racing | |
7 | Laguna Seca | 1981.05.03 | GTX | Lola T600 - Chevrolet | Kent-Cooke/Wood Racing | |
8 | Lime Rock Park | 1981.05.24 | GTU | Mazda RX-7 | Kent Racing | |
9 | Lime Rock Park | 1981.05.24 | GTX | Lola T600 - Chevrolet | Kent-Cooke/Wood Racing | |
10 | Mid-Ohio Sports Car Course | 1981.05.31 | GTX | Lola T600 - Chevrolet | Kent-Cooke/Wood Racing | |
11 | Brainerd | 1981.06.14 | GTX | Ford Mustang Turbo | Team Zakspeed Roush | |
12 | Daytona | 1981.07.05 | GTX | Porsche 935 Turbo | DeNarvaez Enterprises | |
13 | Sears Point | 1981.07.26 | GTX | Ford Mustang Turbo | Team Zakspeed Roush | |
14 | Sears Point | 1981.07.26 | GTU | Porsche 914/4 | Personalized Autohaus | |
15 | Portland | 1981.08.02 | GTU | Mazda RX-7 | Kent Racing | |
16 | Portland | 1981.08.02 | GTX | Lola T600 - Chevrolet | Kent-Cooke/Wood Racing | |
17 | Mosport Park | 1981.08.16 | GTX | Porsche 935 Turbo | Andial Meister Racing | |
18 | Road America | 1981.08.23 | GTX | Porsche 935 Turbo | Andial Meister Racing | |
19 | Road Atlanta | 1981.09.13 | GTU | Mazda RX-7 | Kent Racing | |
20 | Road Atlanta | 1981.09.13 | GTX | Lola T600 - Chevrolet | Kent-Cooke/Woods Racing | |
21 | Pocono | 1981.09.27 | GTX | Porsche 935 Turbo | JLP Racing | |
22 | Daytona | 1981.11.29 | GTX | Porsche 935 Turbo | JLP Racing |