| 1995 · 1995 24 Hours of Le Mans | DNF | 57 | LM-GT1 | PC Automotive Jaguar | Richard Piper · Tiff Needell · James WeaverRichard Piper Tiff Needell James Weaver | Jaguar XJ220 C | Jaguar JV6 3.5L V6 twin turbo | 135 | Wikipedia contributors · CC BY-SA 4.0 |
| 1994 · 1994 24 Hours of Le Mans | DNF | 62 | LM-GT2 | Lotus Sport Chamberlain Engineering | Richard Piper · Peter Hardman · Olindo IacobelliRichard Piper Peter Hardman Olindo Iacobelli | Lotus Esprit Sport 300 | Lotus 907 2.2L S4 turbo | 59 | Wikipedia contributors · CC BY-SA 4.0 |
| 1993 · 1993 24 Hours of Le Mans | DNF | 44 | Category 4 | Lotus Sport Chamberlain Engineering | Richard Piper · Olindo Iacobelli · Ferdinand de LessepsRichard Piper Olindo Iacobelli Ferdinand de Lesseps | Lotus Esprit Sport 300 | Lotus 2.2L S4 turbo | 162 | Wikipedia contributors · CC BY-SA 4.0 |
| 1992 · 1992 24 Hours of Le Mans | 14 | 22 | Category 1 FIA Cup | Chamberlain Engineering Euro Racing | Ferdinand de Lesseps · Richard Piper · Olindo IacobelliFerdinand de Lesseps Richard Piper Olindo Iacobelli | Spice SE89C | Cosworth DFZ 3.5L V8 | 258 | Wikipedia contributors · CC BY-SA 4.0 |
| 1991 · 1991 24 Hours of Le Mans | NC | 43 | Category 1 | Euro Racing PC Automotive | Richard Piper · Olindo Iacobelli · Jean-Louis RicciRichard Piper Olindo Iacobelli Jean-Louis Ricci | Spice SE89C | Cosworth DFZ 3.5L V8 | 280 | Wikipedia contributors · CC BY-SA 4.0 |
| 1991 · FIA SWC - Castrol BRDC Empire Trophy, Silverstone | 5 | 8 | | Euro Racing | Richard Piper · Cor Euser | Spice SE90C Ford | — | 78 | WSPR historical record |
| 1991 · FIA SWC - Castrol BRDC Empire Trophy, Silverstone | source_section_running_in_practice | 8T | | Euro Racing | Cor Euser · Richard Piper | Spice SE90C Ford | — | | WSPR historical record |
| 1990 · 1990 24 Hours of Le Mans | 21 | 116 | Gr.C2 | PC Automotive (private entrant) | Richard Piper · Olindo IacobelliRichard Piper Olindo Iacobelli Mike Youles | Spice SE89C | Cosworth DFL 3.3L V8 | 304 | Wikipedia contributors · CC BY-SA 4.0 |
| 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 - Shell Donington Trophy | retired | 31 | | GP Motorsport | Richard Piper · Mike Youles | Spice SE89C Ford | — | 35 | WSPR historical record |
| 1990 · FIA WSPC Mondial Players Ltd., Montreal | 12 | 29 | | Chamberlain Engineering | Richard Piper · DNS - Nick Adams · DNS - Charles Zwolsman | Spice SE89C Ford | — | 59 | WSPR historical record |
| 1990 · FIA WSPC - Trofeo Hermanos Rodriguez, Mexico | retired | 29 | | Chamberlain Engineering | Charles Zwolsman · Richard Piper | Spice SE89C Ford | — | 23 | WSPR historical record |
| 1989 · 1989 24 Hours of Le Mans | DNA | 111 | Gr.C2 | PC Automotive (private entrant) | Richard Piper · Olindo IacobelliRichard Piper Olindo Iacobelli Alain Ianetta | Spice-Fiero SE88C | Cosworth DFL 3.3 L V8 | | Wikipedia contributors · CC BY-SA 4.0 |
| 1989 · Coupe de Dijon, Dijon-Prenios | 21 | 111 | 3. C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Spice SE88C Ford | — | 118 | WSPR historical record |
| 1989 · II Trofeo Repsol, Jarama | 17 | 111 | 3. C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Spice SE88C Ford | — | 126 | WSPR historical record |
| 1989 · Brands Hatch Trophy | retired | 111 | C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Spice SE88C Ford | — | 63 | WSPR historical record |
| 1989 · Int. ADAC Trophäe, Nürburgring | 18 | 111 | 2. C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Spice SE88C Ford | — | 99 | WSPR historical record |
| 1989 · Wheatcroft Gold Cup, Donington | retired | 111 | C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Spice SE88C Ford | — | 106 | WSPR historical record |
| 1989 · Coupes de Spa, Spa-Francorchamps | 14 | 111 | 3. C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Spice SE88C Ford | — | 64 | WSPR historical record |
| 1989 · Trofeo Hermanos Rodriguez, Ciudad de Mexico, Mexico | 19 | 111 | 4. C2 | PC Automotive | Richard Piper · Olindo Iacobelli | ADA 02B Ford | — | 102 | WSPR historical record |
| 1988 · 1000 km Monza | retired | 191 | C2 | PC Automotive | Olindo Iacobelli · Martin Birrane · Richard Piper | Argo JM19C Ford | — | 24 | WSPR historical record |
| 1988 · Autosport 1000 Kilometres, Silverstone | 13 | 191 | 6. C2 | PC Automotive | Richard Piper · Olindo Iacobelli · DNS - Martin Birrane | Argo JM19C Ford | — | 166 | WSPR historical record |
| 1988 · Grand Prix ČSSR, Automodrom Brno | entry_only | 191 | C2 | PC Automotive | Richard Piper | Argo JM19C Ford | — | | WSPR historical record |
| 1988 · 1000 km Brands Hatch | 11 | 191 | 7. C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Argo JM19C Ford | — | 192 | WSPR historical record |
| 1988 · ADAC 1000 km Nürburgring | 15 | 191 | 4. C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Argo JM19C Ford | — | 159 | WSPR historical record |
| 1988 · 1000 km Spa | 11 | 191 | 5. C2 | PC Automotive | Richard Piper · Olindo Iacobelli | Argo JM19C Ford | — | 126 | WSPR historical record |
| 1987 · Shell Gemini 1000 Kilometres Brands Hatch | retired | 191 | C2 | PC Automotive | Richard Piper · Mike Catlow | Royale RP40 Ford | — | 6 | WSPR historical record |
| 1986 · 1986 24 Hours of Le Mans | DNA | 91 | Gr.C2 | PC Automotive | Richard Piper · David BrodieRichard Piper David Brodie | Royale RP40 | Mitsubishi Starion 1999cc S4 turbo | | Wikipedia contributors · CC BY-SA 4.0 |
| 1986 · Kouros' 1000 km Silverstone | did_not_qualify | 91 | C2 | PC Automotive | Richard Piper · David Brodie | Royale RP40 Mitsubishi | — | | WSPR historical record |
| 1986 · Shell Gemini 1000 km Brands Hatch | entry_only | - | C2 | — | Richard Piper · David Brodie | Royale RP40 Mitsubishi | — | | WSPR historical record |
| 1986 · Mount Fuji 1000 Kilometres, Fuji Speedway | retired | 20 | C1 | Tiga Team | Tim Lee-Davey · Richard Piper | Tiga GC86 Ford Turbo | — | 119 | WSPR historical record |
| 1985 · Malaysia 800 Selangor, Shah Alam | 6 | 75 | 1. C2 | ADA Engineering | Richard Piper · Ian Harrower · Evan Clements | Gebhardt JC843 Ford | — | 191 | WSPR historical record |