Chuck Grantham (USA)
1980
30 November 1980 - Daytona Finale 250 Miles - IMSA - International Motor Sport Association
No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
8 | Porsche 911 Carrera RSR | 911 460 0035 | GTO | Bob Beasley (USA)/Chuck Grantham (USA) | 60th | 25th | 40th | 7 laps - DNF |