PORSCHE RACING HISTORYJay Kjoller (USA)
1981
1 February 1981 - Daytona 24 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 27 | Porsche 911 Carrera | GTO | Steve Southard (USA)/Jay Kjoller (USA)/Jean Kjoller (USA) | Southard Motor Racing | 17th | 4th | 61st | 548 laps |
16 August 1981 - Mosport 6 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 72 | Porsche 911 Carrera | GTO | Jean Kjoller (USA)/Jay Kjoller (USA) | Russell Porsche | 24th | 9th | 38th | 123 laps |
30 August 1981 - Mid-Ohio 500 km - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 72 | Porsche 911 Carrera | Gr.4 | Jay Kjoller (USA)/Jean Kjoller (USA) | Electrodyne | 18th | 11th | 34th | 109 laps |