Greg Gustafson (USA)
1979
22 April 1979 - Riverside 6 Hours - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
63 | Porsche 911 | GTU | Greg Gustafson (USA)/Pete Halsmer (USA)/Harry Worley (USA) | Greg Gustafson | 48th | 21st | 48th | 32 laps - DNF |