| 2000 | Abandon | 24 | Reynard 2KQ-LM | Stefan Johansson/Jim Matthews/Guy Smith |
| 2001 | Abandon | 7 | Bentley Exp Speed 8 | Martin Brundle/Stéphane Ortelli/Guy Smith |
| 2001 | 3rd (1st LM GTP) | 8 | Bentley Exp Speed 8 | Butch Leitzinger/Andy Wallace/Eric van de Poele
(*)-Andy Wallace/Guy Smith/Perry McCarthy |
| 2003 | 1st | 7 | Bentley EXP Speed 8 | Rinaldo Capello/Tom Kristensen/Guy Smith |
| 2004 | 2nd (2nd LM1) | 88 | Audi R 8 | Jamie Davies/Johnny Herbert/Guy Smith |
| 2008 | 20th (4th LMP2) | 40 | Lola B05/40 | Miguel Pais do Amaral/Olivier Pla/Guy Smith |
| 2009 | Abandon | 40 | Ginetta 09S | Miguel Pais do Amaral/Olivier Pla/Guy Smith |
| 2010 | Abandon | 13 | Lola B10/60 | Andrea Belicchi/Jean-Christophe Boullion/Guy Smith |
| 2011 | Abandon | 13 | Lola B 10/60 Coupe | Andrea Belicchi/Jean-Christophe Boullion/Guy Smith |
| 2020 | Retired | 6 | Gineta G60-LT-P1 | Michael Simpson/Guy Smith/Christopher Dyson |
(United Kingdom) 
