| 1995 · 1995 24 Hours of Le Mans | 17 | 81 | LM-GT2 | R. Jones (private entrant) | Richard Jones · Nick AdamsRichard Jones Nick Adams Gerard MacQuillan | Porsche 911 GT2 | Porsche M64/81 3.6L F6 twin turbo | 250 | Wikipedia contributors · CC BY-SA 4.0 |
| 1993 · 1993 24 Hours of Le Mans | DNF | 27 | Category 2 | Chamberlain Engineering | Nick Adams · Hervé RegoutNick Adams Hervé Regout Andy Petery | Spice SE89C | Cosworth DFZ 3.5L V8 | 137 | Wikipedia contributors · CC BY-SA 4.0 |
| 1992 · 1992 24 Hours of Le Mans | DNA | 65 | Category 4 | Pro-Sport Engineering | Nick Adams · John SheldonNick Adams John Sheldon Rob Murrells | ProSport LM3000 | Cosworth FBA 3.0L V6 | | Wikipedia contributors · CC BY-SA 4.0 |
| 1992 · SWC Suzuka 1000 km | 6 | 22 | FIA Cup | Chamberlain Engineering | Ferdinand de Lesseps · Nick Adams · Masahiro Kimoto | Spice SE89C Ford | — | 144 | WSPR historical record |
| 1992 · SWC 500 km Magny Cours | 7 | 22 | 1. FIA cup | Chamberlain Engineering | Ferdinand de Lesseps · Nick Adams | Spice SE89C Ford | — | 98 | WSPR historical record |
| 1991 · 1991 24 Hours of Le Mans | DNF | 45 | Category 1 | Euro Racing Chamberlain Engineering | Nick Adams · Robin Donovan · Richard JonesNick Adams Robin Donovan Richard Jones | Spice SE89C | Cosworth DFZ 3.5L V8 | 128 | Wikipedia contributors · CC BY-SA 4.0 |
| 1990 · 1990 24 Hours of Le Mans | DNF | 230 | IMSA GTP | Momo Gebhardt Racing | Gianpiero Moretti · Nick AdamsGianpiero Moretti Nick Adams Günther Gebhardt | Porsche 962 GS | Porsche 935/82 3.0L F6 twin turbo | 138 | Wikipedia contributors · CC BY-SA 4.0 |
| 1990 · FIA WSPC - Trofeo Caracciolo, Monza | retired | 29 | | Chamberlain Engineering | Nick Adams · Charles Zwolsman | Spice SE90C Ford | — | | WSPR historical record |
| 1990 · FIA WSPC - British Empire Trophy, Silverstone | 17 | 29 | | Chamberlain Engineering | Nick Adams · Richard Piper | Spice SE89C Ford | — | 90 | WSPR historical record |
| 1990 · FIA WSPC - Coupes de Spa, Spa Francorchamps | retired | 29 | | Chamberlain Engineering | Nick Adams · Charles Zwolsman | Spice SE89C Ford | — | 40 | WSPR historical record |
| 1990 · FIA WSPC, Dijon-Prenios | 14 | 28 | | Chamberlain Engineering | Nick Adams · Charles Zwolsman | Spice SE90C Ford | — | 120 | WSPR historical record |
| 1990 · FIA WSPC - ADAC Sportwagen WM, Nürburgring | retired | 28 | | Chamberlain Engineering | Nick Adams · Charles Zwolsman · DNS - Richard Piper | Spice SE89C Ford | — | 65 | WSPR historical record |
| 1990 · FIA WSPC - ADAC Sportwagen WM, Nürburgring | source_section_running_in_practice | 28T | | Chamberlain Engineering | Nick Adams · Charles Zwolsman | Spice SE89C Ford | — | | WSPR historical record |
| 1990 · FIA WSPC - Shell Donington Trophy | retired | 28 | | Chamberlain Engineering | Will Hoy · Nick Adams | Spice SE89C Ford | — | 7 | WSPR historical record |
| 1990 · FIA WSPC Mondial Players Ltd., Montreal | did_not_start | 28 | | Chamberlain Engineering | Nick Adams · Charles Zwolsman | Spice SE89C Ford | — | | WSPR historical record |
| 1989 · 1989 24 Hours of Le Mans | DNF | 101 | Gr.C2 | Chamberlain Engineering | Nick Adams · Fermín VelezNick Adams Fermín Velez Luigi Taverna | Spice SE89C | Cosworth DFL 3.3L V8 | 244 | Wikipedia contributors · CC BY-SA 4.0 |
| 1989 · WSPC Suzuka | 23 | 101 | 1. C2 | Chamberlain Engineering | Nick Adams · Fermin Velez | Spice SE86C Hart | — | 63 | WSPR historical record |
| 1989 · Coupe de Dijon, Dijon-Prenios | 11 | 101 | 1. C2 | Chamberlain Engineering | Nick Adams · Fermin Velez | Spice SE89C Ford | — | 121 | WSPR historical record |
| 1989 · II Trofeo Repsol, Jarama | 13 | 101 | 1. C2 | Chamberlain Engineering | Fermin Velez · Nick Adams | Spice SE89C Ford | — | 135 | WSPR historical record |
| 1989 · Brands Hatch Trophy | 8 | 101 | 1. C2 | Chamberlain Engineering | Nick Adams · Fermin Velez | Spice SE89C Ford | — | 109 | WSPR historical record |
| 1989 · Int. ADAC Trophäe, Nürburgring | retired | 101 | C2 | Chamberlain Enginnering | Nick Adams · Fermin Velez | Spice SE89C Ford | — | 55 | WSPR historical record |
| 1989 · Wheatcroft Gold Cup, Donington | 15 | 101 | 3. C2 | Chamberlain Engineering | Nick Adams · Fermin Velez | Spice SE89C Ford | — | 113 | WSPR historical record |
| 1989 · Coupes de Spa, Spa-Francorchamps | 13 | 101 | 2. C2 | Chamberlain Engineering | Nick Adams · Fermin Velez | Spice SE89C Ford | — | 64 | WSPR historical record |
| 1989 · Trofeo Hermanos Rodriguez, Ciudad de Mexico, Mexico | 14 | 101 | 3. C1 | Chamberlain Engineering | Nick Adams · Fermin Velez | Spice SE89C Ford | — | 105 | WSPR historical record |
| 1988 · 1988 24 Hours of Le Mans | DNF | 127 | Gr.C2 | Chamberlain Engineering | Nick Adams · Martin Birrane · Richard JonesNick Adams Martin Birrane Richard Jones | Spice-Fiero SE86C | Hart 418T 1873cc S4 turbo | 223 | Wikipedia contributors · CC BY-SA 4.0 |
| 1988 · 800 km Jerez | retired | 127 | C2 | Chamberlain Engineering | Graham Duxbury · Nick Adams | Spice SE86C Hart | — | 15 | WSPR historical record |
| 1988 · 360 km Sandown Park | 9 | 127 | 4. C2 | Chamberlain Engineering | Andrew Miedecke · Nick Adams | Spice SE86C Hart | — | 82 | WSPR historical record |
| 1988 · 360 km Jarama | 12 | 127 | 4. C2 | Chamberlain Engineering | Nick Adams · Graham Duxbury | Spice SE86C Hart | — | 100 | WSPR historical record |
| 1988 · 1000 km Monza | retired | 127 | C2 | Chamberlain Engineering | Nick Adams · Graham Duxbury | Spice SE86C Hart | — | 38 | WSPR historical record |
| 1988 · Autosport 1000 Kilometres, Silverstone | retired | 127 | C2 | Chamberlain Engineering | Nick Adams · Ian Khan | Spice SE86C Hart | — | 40 | WSPR historical record |
| 1988 · Grand Prix ČSSR, Automodrom Brno | 10 | 127 | 3. C2 | Chamberlain Engineering | Nick Adams · Paul Stott | Spice SE86C Hart | — | 60 | WSPR historical record |
| 1988 · 1000 km Brands Hatch | retired | 127 | C2 | Chamberlain Engineering | Nick Adams · Martin Birrane | Spice SE86C Hart | — | 42 | WSPR historical record |
| 1988 · ADAC 1000 km Nürburgring | 14 | 127 | 3. C2 | Chamberlain Engineering | John Williams · Nick Adams · Richard Jones · DNS - Claude Ballot-Léna | Spice SE86C Hart | — | 173 | WSPR historical record |
| 1988 · 1000 km Spa | 9 | 127 | 3. C2 | Chamberlain Engineering | Nick Adams · Richard Jones · John Williams | Spice SE86C Hart | — | 127 | WSPR historical record |
| 1987 · 1987 24 Hours of Le Mans | N/C* | 127 | Gr.C2 | Chamberlain Engineering | Nick Adams · Graham Duxbury · Richard JonesNick Adams Graham Duxbury Richard Jones | Spice-Fiero SE86C | Hart 418T 1873cc S4 turbo | 240 | Wikipedia contributors · CC BY-SA 4.0 |
| 1987 · 1000 km Monza | retired | 127 | C2 | Chamberlain Engineering | Nick Adams · Costas Los | Spice SE86C Hart | — | 33 | WSPR historical record |
| 1987 · Autoglass 1000 Kilometres Silverstone | retired | 127 | C2 | Chamberlain Engineering | Nick Adams · Graham Duxbury | Spice SE86C Hart | — | 105 | WSPR historical record |
| 1987 · 200 Meilen von Nürnberg - Int. ADAC-Norisring-Trophäe | 8 | 112 | 3. C2 | Spice Engineering | Ray Bellm · Nick Adams | Spice SE87C Ford | — | 143 | WSPR historical record |
| 1987 · Shell Gemini 1000 Kilometres Brands Hatch | 15 | 127 | 8. C2 | Chamberlain Engineering | Nick Adams · John Foulston | Spice SE86C Hart | — | 181 | WSPR historical record |
| 1987 · Int. ADAC-1000-km-Rennen, Nürburgring | 16 | 127 | 6. C2 | Chamberlain Engineering | Nick Adams · Bob Juggins | Spice SE86C Hart | — | 170 | WSPR historical record |
| 1987 · Kouros 1000 km Spa | 20 | 127 | 0. C2 | Chamberlain Engineering | Nick Adams · Ian Khan | Spice SE86C Hart | — | 104 | WSPR historical record |
| 1986 · 1986 24 Hours of Le Mans | N/C** | 72 | Gr.C2 | John Bartlett Racing (private entrant) | Robin Donovan · Richard Jones · Nick AdamsRobin Donovan Richard Jones Nick Adams | Bardon DB1 | Cosworth DFL 3.3 L V8 | 211 | Wikipedia contributors · CC BY-SA 4.0 |
| 1986 · Kouros' 1000 km Silverstone | retired | 72 | C2 | Bardon Racing | Nick Adams · Max Cohen-Olivar · Kenneth Leim | Bardon DB01 Ford | — | 106 | WSPR historical record |
| 1986 · Shell Gemini 1000 km Brands Hatch | retired | 74 | C2 | Gebhardt Motorsport | Stanley Dickens · Max Payne · Nick Adams | Gebhardt JC853 Ford | — | 149 | WSPR historical record |
| 1986 · Trofeo Silk Cut, Jerez | not_classified | 72 | 5. C2 | John Bartlett Racing with G | Robin Donovan · Nick Adams | Bardon DB1 Ford | — | 57 | WSPR historical record |
| 1985 · 1985 24 Hours of Le Mans | N/C* | 74 | Gr.C2 | Gebhardt Engineering Team Labatt | Frank Jelinski · John Graham · Nick AdamsFrank Jelinski John Graham Nick Adams | Gebhardt JC853 | Cosworth DFV 3.0 L V8 | 224 | Wikipedia contributors · CC BY-SA 4.0 |
| 1985 · Silverstone 1000 Kilometres | 14 | 74 | 4. C2 | Gebhardt Engineering | Frank Jelinski · John Graham · Nick Adams | Gebhardt JC853 Ford | — | 174 | WSPR historical record |
| 1985 · 1000 km Brands Hatch | 10 | 75 | 4. C2 | ADA Engineering | Wayne Taylor · Ian Harrower · Nick Adams | Gebhardt JC843 Ford | — | 192 | WSPR historical record |