| 1990 · 1990 24 Hours of Le Mans | 27 | 131 | Gr.C2 | GP Motorsport | Richard Jones · Dudley WoodRichard Jones Dudley Wood Stephen Hynes | Spice-Fiero SE87C | Cosworth DFL 4.0L V8 | 260 | Wikipedia contributors · CC BY-SA 4.0 |
| 1990 · FIA WSPC - British Empire Trophy, Silverstone | retired | 31 | | GP Motorsport | Pasquale Barberio · Dudley Wood | Spice SE87C Ford | — | 16 | WSPR historical record |
| 1989 · Coupe de Dijon, Dijon-Prenios | retired | 108 | C2 | Roy Baker Racing (GP Motors | Philippe de Henning · Dudley Wood | Spice SE87C Ford | — | 22 | WSPR historical record |
| 1989 · Brands Hatch Trophy | 16 | 108 | 3. C2 | Roy Baker Racing (GP Motors | Philippe de Henning · Dudley Wood | Spice SE87C Ford | — | 106 | WSPR historical record |
| 1989 · Int. ADAC Trophäe, Nürburgring | retired | 108 | C2 | Roy Baker Racing (GP Motors | Philippe de Henning · Dudley Wood | Spice SE87C Ford | — | 94 | WSPR historical record |
| 1989 · Wheatcroft Gold Cup, Donington | not_classified | 108 | C2 | Roy Baker Racing (GP Motors | Philippe de Henning · Dudley Wood | Spice SE87C Ford | — | 108 | WSPR historical record |
| 1988 · 1988 24 Hours of Le Mans | 11 | 72 | Gr.C1 | Obermaier Racing Primagaz Compétition | Jürgen Lässig · Pierre Yver · Dudley WoodJürgen Lässig Pierre Yver Dudley Wood | Porsche 962C | Porsche 935/79 2.8L F6 twin turbo | 356 | Wikipedia contributors · CC BY-SA 4.0 |
| 1988 · 800 km Jerez | not_classified | 115 | C2 | ADA Engineering | Steve Kempton · Dudley Wood · Johnny Herbert | ADA 03 Ford | — | 131 | WSPR historical record |
| 1988 · 360 km Jarama | 14 | 115 | 6. C2 | ADA Engineering | Dudley Wood · John Sheldon | ADA 03 Ford | — | 97 | WSPR historical record |
| 1988 · 1000 km Monza | 9 | 40 | 8. C1 | Swiss Team Salamin | Dudley Wood · Antoine Salamin | Porsche 962C | — | 157 | WSPR historical record |
| 1987 · 1987 24 Hours of Le Mans | 9 | 121 | Gr.C2 | Cosmik GP Motorsport | Dudley Wood · Tom HessertDudley Wood Costas Los Tom Hessert | Tiga GC287 | Cosworth DFL 3.3 L V8 | 275 | Wikipedia contributors · CC BY-SA 4.0 |
| 1987 · Grand Premio Fortuna, Jarama | retired | 123 | C2 | Charles Ivey Racing | Dudley Wood · Mark Newby | Tiga GC287 Porsche | — | 4 | WSPR historical record |
| 1987 · 1000 km Monza | retired | 123 | C2 | Charles Ivey Racing | Mark Newby · Dudley Wood | Tiga GC287 Porsche | — | 67 | WSPR historical record |
| 1987 · Autoglass 1000 Kilometres Silverstone | not_classified | 121 | C2 | Cosmic GP Motorsport | Dudley Wood · Costas Los · DNS - Weaver | Tiga GC287 Ford | — | 123 | WSPR historical record |
| 1987 · Shell Gemini 1000 Kilometres Brands Hatch | retired | 121 | C2 | Cosmic GP Motorsport | Dudley Wood · Costas Los · Weaver | Tiga GC287 Ford | — | 150 | WSPR historical record |
| 1987 · Int. ADAC-1000-km-Rennen, Nürburgring | 9 | 121 | 1. C2 | Cosmic GP Motorsport | Costas Los · Dudley Wood | Tiga GC287 Ford | — | 198 | WSPR historical record |
| 1987 · Kouros 1000 km Spa | retired | 121 | C2 | Cosmic GP Motorsport | Costas Los · Dudley Wood | Tiga GC287 Ford | — | 38 | WSPR historical record |
| 1986 · 1986 24 Hours of Le Mans | 5 | 9 | Gr.C1 | Obermaier Racing | Jürgen Lässig · Dudley Wood · Fulvio BallabioJürgen Lässig Dudley Wood Fulvio Ballabio | Porsche 956 | Porsche 935/79 2.6L F6 twin turbo | 345 | Wikipedia contributors · CC BY-SA 4.0 |
| 1986 · Coppa Kouros, Monza | retired | 99 | C2 | Roy Baker Promotions | Thorkild Thyrring · Dudley Wood | Tiga GC285 Ford Turbo | — | 14 | WSPR historical record |
| 1986 · Kouros' 1000 km Silverstone | 12 | 9 | 2. C1 | Obermaier Racing | Jürgen Lässig · Fulvio Ballabio · Hervé Regout · Dudley Wood | Porsche 956 | — | 195 | WSPR historical record |
| 1986 · Shell Gemini 1000 km Brands Hatch | 8 | 9 | 7. C1 | Obermaier Racing | Jürgen Lässig · Fulvio Ballabio · Dudley Wood | Porsche 956 | — | 220 | WSPR historical record |
| 1986 · Trofeo Silk Cut, Jerez | 4 | 9 | 4. C1 | Obermaier Racing | Fulvio Ballabio · Dudley Wood · Jürgen Lässig | Porsche 956 | — | 82 | WSPR historical record |
| 1986 · Kouros 1000 Kilometres Spa | retired | 9 | C1 | Obermaier Racing | Jürgen Lässig · Hervé Regout · Dudley Wood | Porsche 956 | — | 11 | WSPR historical record |
| 1985 · 1985 24 Hours of Le Mans | DNQ | 55 | Gr.C1 | Fitzpatrick Porsche Team | Kenny Acheson · Dudley Wood · Jean-Louis SchlesserKenny Acheson Dudley Wood Jean-Louis Schlesser | Porsche 962C | Porsche 935/76 2.6L F6 twin turbo | | Wikipedia contributors · CC BY-SA 4.0 |
| 1985 · 1985 24 Hours of Le Mans | DNA | 94 | Gr.C2 | Lanx Engineering | Dudley Wood · David SearsGlenn Loxton Dudley Wood David Sears | Argo JM16 | Cosworth DFV 3.0 L V8 | | Wikipedia contributors · CC BY-SA 4.0 |
| 1985 · 1000 km Mugello | 13 | 98 | 5. C2 | Roy Baker Promotions | Paul Smith · Dudley Wood · Jeremy Rossiter | Tiga GC284 Ford Turbo | — | 135 | WSPR historical record |
| 1985 · Trofeo Filippo Caracciolo, Monza | 11 | 55 | 9. C1 | John Fitzpatrick Racing | Dudley Wood · Klaus Niedzwiedz · Manuel Lopez | Porsche 956 | — | 123 | WSPR historical record |
| 1985 · Silverstone 1000 Kilometres | retired | 55 | C1 | John Fitzpatrick Racing | Guy Edwards · Manuel Lopez · Dudley Wood | Porsche 956 | — | 37 | WSPR historical record |
| 1985 · 1000 km Brands Hatch | not_classified | 98 | C2 | Roy Baker Promotions | Paul Smith · Mike Kimpton · Dudley Wood | Tiga GC284 Ford Turbo | — | 149 | WSPR historical record |
| 1984 · 1984 24 Hours of Le Mans | DNF | 25 | Gr.C1 | C.A.M. Charles Ivey Racing | Dudley Wood · John CooperDudley Wood John Cooper Barry Robinson | Grid S2 | Porsche 930/72 2.9L F6 twin turbo | 10 | Wikipedia contributors · CC BY-SA 4.0 |
| 1984 · Trofeo Filippo Caracciolo, Monza | did_not_start | 21 | C1 | Charles Ivey Racing | John Cooper · Dudley Wood | Grid S2 Porsche | — | | WSPR historical record |
| 1984 · Grand Prix International 1000 Kilometres, Silverstone | 16 | 21 | 4. C1 | Charles Ivey Racing | John Cooper · Dudley Wood · Barry Robinson | Grid S2 Porsche | — | 178 | WSPR historical record |
| 1984 · British Aerospace 1000 Kilometres, Brands Hatch | 11 | 21 | 0. C1 | Charles Ivey Racing | Dudley Wood · Barry Robinson · DNS - Paul Smith | Grid S2 Porsche | — | 203 | WSPR historical record |
| 1984 · Budweiser GT 1000 Kilometres, Mosport | retired | 21 | C1 | Charles Ivey Racing | Barry Robinson · Dudley Wood | Grid S2 Porsche | — | 127 | WSPR historical record |
| 1983 · 1983 24 Hours of Le Mans | DNF | 49 | Gr.C | GRID Racing | Dudley WoodFred Stiff Dudley Wood Ray Ratcliff | Grid-Plaza S1 | Cosworth DFL 4.0L V8 | 69 | Wikipedia contributors · CC BY-SA 4.0 |
| 1982 · Shell Oils 1000 Kilometres, Brands Hatch | 16 | 20 | 2. Gr.5 | Charles Ivey Racing | Eddie Jordan · Glen Loxton · Dudley Wood | Porsche 935 K3 | — | 170 | WSPR historical record |
| 1981 · 1981 24 Hours of Le Mans | 4 | 55 | Gr.5 SP +2.0 | C. Bourgoignie Charles Ivey Racing (private entrant) | John Cooper · Dudley WoodJohn Cooper Dudley Wood Claude Bourgoignie | Porsche 935 -K3/79 | Porsche 930 3.1L F6 turbo | 331 | Wikipedia contributors · CC BY-SA 4.0 |
| 1981 · Flying Tigers 1000, Brands Hatch | 4 | 25 | 2. Gr.5 | Charles Ivey Racing | John Cooper · Dudley Wood | Porsche 935 K3 | — | 226 | WSPR historical record |
| 1981 · Mugello 6 Hours | 2 | 5 | 1. Gr.5 | Charles Ivey Racing | John Cooper · Dudley Wood | Porsche 935 K3 | — | 168 | WSPR historical record |
| 1981 · 1000 km Monza | 11 | 5 | 5. Gr.5 | Charles Ivey Racing | John Cooper · Dudley Wood | Porsche 935 K3 | — | 153 | WSPR historical record |
| 1981 · Silverstone 6 Hours | retired | 21 | Gr.5 | Charles Ivey Racing | Dudley Wood · John Cooper · Ray Mallock | Porsche 935 K3 | — | 101 | WSPR historical record |
| 1981 · 1000 km Nürburgring | 9 | 23 | 5. Gr.5 | Charles Ivey Racing | John Cooper · Dudley Wood | Porsche 935 K3 | — | 16 | WSPR historical record |
| 1980 · 1980 24 Hours of Le Mans | DNF | 44 | Gr.5 SP 2.0+ | Charles Ivey Racing | John Cooper · Dudley WoodJohn Cooper Peter Lovett Dudley Wood | Porsche 935-K3/79 | Porsche 930/80 3.0L F6 turbo | 158 | Wikipedia contributors · CC BY-SA 4.0 |
| 1980 · 6 h Vallelunga | entry_only | 3 | Gr.5 | Charles Ivey Racing | Dudley Wood · John Cooper · Edgar Dören | Porsche 935 K3 | — | | WSPR historical record |
| 1980 · Dijon 1000 | 4 | 20 | 3. Gr.5 | Charles Ivey Racing | John Cooper · Dudley Wood | Porsche 935 K3 | — | 173 | WSPR historical record |
| 1980 · Brands Hatch 6 Hours | 5 | 11 | 4. Gr.5 | Charles Ivey Engineering | John Cooper · Pete Lovett · Dudley Wood | Porsche 935 K3 | — | 139 | WSPR historical record |
| 1980 · Silverstone 1000 | retired | 20 | Gr.5 | Charles Ivey Racing | John Cooper · Pete Lovett · Dudley Wood · DNS - Brian Redman | Porsche 935 K3 | — | 175 | WSPR historical record |
| 1979 · Rivet Supply 6 Hours, Silverstone | 9 | 20 | 4. Gr.5 | Charles Ivey | Barrie Williams · Dudley Wood | Porsche Carrera RSR | — | 197 | WSPR historical record |
| 1979 · Rivet Suply 6 hours, Brands Hatch | 10 | 14 | 3. GT | Charles Ivey Racing | Barrie Williams · Dudley Wood | Porsche Carrera RSR | — | 205 | WSPR historical record |