Guy Cosmo Grand-Am Rolex Series results at Watkins Glen
Back to Guy Cosmo career stats
| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Engine | Owner | Qualifying Time | Laps | X Led | Laps Led | Points |
| 2003 | 6 | 5 | 5 | DP | 3 | 3 | OZEXE/F1-Boston/Goodyear | Toyota Fabcar | Cegwa | 159 | 0 | 0 | 30 | |
| 2004 | 5 | 34 | 27 | SGS | 8 | 92 | Apple Automotive Group | Porsche GT3 Cup | Apple | 2:02.461 | 145 | 0 | 0 | 23 |
| 2006 | 9 | 6 | 12 | DP | 12 | 5 | Make A Wish/Z-Line Designs/Finlay Motorsports | Ford Crawford | Essex | 152 | 0 | 0 | 19 | |
| 2006 | 13 | 20 | 17 | DP | 17 | 09 | Spirit of Daytona Racing | Pontiac Crawford | Spirit of Daytona | 1:09.593 | 76 | 1 | 11 | 14 |
| 2007 | 9 | 18 | 10 | DP | 10 | 77 | Kodak | Ford Doran | Doran | 1:59.092 | 167 | 0 | 0 | 21 |
| 2008 | 7 | 6 | 11 | DP | 11 | 09 | Spirit of Daytona Racing | Porsche Coyota | Spirit of Daytona | 1:45.672 | 178 | 0 | 0 | 20 |
| 2008 | 12 | 18 | 14 | DP | 14 | 09 | Spirit of Daytona Racing | Porsche Coyote | Spirit of Daytona | 1:07.447 | 80 | 0 | 0 | 17 |
| 2009 | 5 | 12 | 34 | DP | 18 | 09 | AMA | Porsche Coyote | Spirit of Daytona | 1:43.143 | 16 | 0 | 0 | 13 |
| 2011 | 6 | 19 | 9 | GT | 3 | 69 | FXDD | Mazda RX-8 | SpeedSource | 1:55.356 | 164 | 0 | 0 | 30 |
| 2012 | 8 | 25 | 14 | GT | 4 | 03 | Tequila Patrón | Ferrari 458 | Extreme Speed | 1:52.658 | 174 | 0 | 0 | 28 |
| 2013 | 7 | 26 | 19 | GT | 6 | 03 | Tequila Patrón | Ferrari 458 | Extreme Speed | 1:57.879 | 163 | 0 | 0 | 25 |
