| 1970 · 1970 24 Hours of Le Mans | DNF | 18 | S 5.0 | David Piper Autorace AAW Racing Team | David Piper · Gijs van LennepDavid Piper Gijs van Lennep | Porsche 917 K | Porsche 4.5L F12 | 112 | Wikipedia contributors · CC BY-SA 4.0 |
| 1970 · 24 h Daytona Beach | 5 | 23 | 2. P | North American Racing Team | Tony Adamowicz · David Piper | Ferrari 312P Coupé | — | 632 | WSPR historical record |
| 1970 · BOAC 1000 Kilometres, Brands Hatch | did_not_start | 14 | S5.0 | David Piper | David Piper · David Hobbs | Porsche 917K | — | | WSPR historical record |
| 1970 · 1000 km Monza | retired | 11 | S5.0 | David Piper | Tony Adamowicz · David Piper | Porsche 917K | — | 55 | WSPR historical record |
| 1970 · 1000 km Spa | entry_only | 27 | S5.0 | David Piper | David Piper · Tony Adamowicz | Porsche 917K | — | | WSPR historical record |
| 1970 · 1000 km Nürburgring | entry_only | 47 | S5.0 | David Piper | David Piper | Porsche 917K | — | | WSPR historical record |
| 1969 · 1969 24 Hours of Le Mans | DNF | 18 | P 3.0 | SpA Ferrari SEFAC | Pedro Rodriguez · David PiperPedro Rodriguez David Piper | Ferrari 312P Coupé | Ferrari 3.0L V12 | 223 | Wikipedia contributors · CC BY-SA 4.0 |
| 1969 · Austrian GP, 1000 km Zeltweg | retired | 32 | S5.0 | David Piper Racing | David Piper · Dieter Quester | Lola T70 Mk.3B Che | — | | WSPR historical record |
| 1969 · Brands Hatch, BOAC 500 miles | 17 | 2 | S5.0 | David Piper | David Piper · Roy Pierpoint | Lola T70 Mk.3B Che | — | 182 | WSPR historical record |
| 1969 · 1000 km Monza | retired | 41 | S5.0 | David Piper | David Piper · Paul Hawkins | Lola T70 Mk.3B Che | — | 51 | WSPR historical record |
| 1969 · 1000 km Spa | 2 | 8 | 2. P3.0 | SpA Ferrari SEFAC | Pedro Rodriguez · David Piper | Ferrari 312P | — | 71 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | 8 | 61 | 2. S5.0 | Porsche System Engineering | Frank Gardner · David Piper · DNS - Hubert Hahne · DNS - Dieter Quester | Porsche 917 | — | 40 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | entry_only | 57 | S5.0 | David Piper | David Piper | Lola T70 Mk.3B Che | — | | WSPR historical record |
| 1968 · 1968 24 Hours of Le Mans | 7 | 21 | S 5.0 | D. Piper (private entrant) | David Piper · Richard AttwoodDavid Piper Richard Attwood | Ferrari 250LM | Ferrari 3.3L V12 | 302 | Wikipedia contributors · CC BY-SA 4.0 |
| 1968 · 24 h Daytona | retired | 81 | S | North American Racing Team | David Piper · Masten Gregory | Ferrari 250LM | — | 101 | WSPR historical record |
| 1968 · Sebring 12 Hours | 16 | 30 | 1. S5.0 | Edward Nelson Racing | David Piper · Edward Nelson | Ford GT40 | — | 184 | WSPR historical record |
| 1968 · BOAC 500, Brands Hatch | 11 | 6 | 5. S5.0 | Strathaven Ltd. | Mike Salmon · David Piper | Ford GT40 | — | 200 | WSPR historical record |
| 1968 · 1000 km Monza | retired | 42 | S5.0 | Strathaven Ltd. | David Piper · Mike Salmon | Ford GT40 | — | 35 | WSPR historical record |
| 1968 · 52nd Targa Florio, Piccolo Madonie | retired | 138 | S5.0 | Paul Vestey | David Piper · Paul Vestey | Ferrari 250LM | — | 2 | WSPR historical record |
| 1968 · 1000 km Nürburgring | 17 | 75 | 3. S5.0 | Strathaven Ltd. | Mike Salmon · David Piper | Ford GT40 | — | 39 | WSPR historical record |
| 1968 · 1000 km Spa | retired | 35 | S5.0 | Strathaven Ltd. | Mike Salmon · David Piper | Ford GT40 | — | 22 | WSPR historical record |
| 1968 · Watkins Glen 6 Hours | retired | 10 | P3.0 | John Woolfe Racing | John Woolfe · David Piper | Chevron B12 Repco | — | 26 | WSPR historical record |
| 1968 · GP d'Autriche, 500 km Zeltweg | entry_only | 19 | S5.0 | David Piper | David Piper | Ferrari 250LM | — | | WSPR historical record |
| 1967 · 1967 24 Hours of Le Mans | DNF | 14 | P +5.0 | JW Automotive Engineering | David Piper · Dick ThompsonDavid Piper Dick Thompson | Mirage M1 | Ford 5.7L V8 (used 5.1L V8) | 59 | Wikipedia contributors · CC BY-SA 4.0 |
| 1967 · 24 h Daytona | retired | 31 | P+2.0 | David Piper | David Piper · Richard Attwood | Ferrari 365P2/3 | — | 311 | WSPR historical record |
| 1967 · BOAC 500 Brands Hatch | 7 | 9 | 7. P+2.0 | Maranello Concessionaires | Richard Attwood · David Piper | Ferrari 330P3/4 | — | 202 | WSPR historical record |
| 1967 · Sports Car Grand Prix Österreich, Zeltweg | 4 | 6 | 3. S+2.0 | David Piper | David Piper · David Skailes | Ferrari 250LM | — | 152 | WSPR historical record |
| 1967 · 12 h Sebring | 48 | 20 | P+2.0 | David Piper | David Piper · Richard Attwood | Ferrari 365P2/3 | — | 65 | WSPR historical record |
| 1967 · 1000 km Monza | 9 | 5 | 4. P+2.0 | John Wyer Automotive Engine | David Piper · Dick Thompson | Mirage M1 Ford | — | 92 | WSPR historical record |
| 1967 · 1000 km Spa | retired | 7 | P+2.0 | John Wyer Automotive Engine | David Piper · Dick Thompson | Mirage M1 Ford | — | 7 | WSPR historical record |
| 1967 · 1000 km Nürburgring | did_not_start | 5 | P+2.0 | John Wyer Automotive Engine | David Piper · Dick Thompson | Mirage M1 Ford-Weslak | — | | WSPR historical record |
| 1967 · GP Mugello, Circuito del Mugello | retired | 57 | S2.0 | — | David Piper · Mike De Udy | Porsche 906 | — | 2 | WSPR historical record |
| 1966 · 1966 24 Hours of Le Mans | DNF | 16 | P 5.0 | Maranello Concessionaires | Richard Attwood · David PiperRichard Attwood David Piper | Ferrari 365 P2 | Ferrari 4.4L V12 | 33 | Wikipedia contributors · CC BY-SA 4.0 |
| 1966 · 24 h Daytona | 15 | 27 | 8. P+2.0 | David Piper | David Piper · Richard Attwood | Ferrari 250LM | — | 556 | WSPR historical record |
| 1966 · Austrian Sports Car Grand Prix, Zeltweg | retired | 4 | S+2.0 | David Piper | David Piper | Ferrari 250LM | — | | WSPR historical record |
| 1966 · 1000 km Monza | 13 | 38 | 6. P2.0 | Maranello Concessionaires | Richard Attwood · David Piper | Ferrari Dino 206S | — | 90 | WSPR historical record |
| 1966 · 1000 km Spa | retired | 9 | P+2.0 | David Piper | David Piper · Mike Salmon | Ferrari 365P2/3 | — | | WSPR historical record |
| 1966 · ADAC - 1000 km Nürburgring | retired | 14 | P2.0 | Maranello Concessionaires | Richard Attwood · David Piper | Ferrari Dino 206S | — | 27 | WSPR historical record |
| 1966 · ADAC - 1000 km Nürburgring | entry_only | 54 | S+3.0 | David Piper | Mike Salmon · David Piper | Ferrari 250LM | — | | WSPR historical record |
| 1965 · 1965 24 Hours of Le Mans | DNF | 17 | P 5.0 | Maranello Concessionaires Ltd. | David Piper · Jo BonnierDavid Piper Jo Bonnier | Ferrari 365 P2 | Ferrari 4.4L V12 | 101 | Wikipedia contributors · CC BY-SA 4.0 |
| 1965 · Continental 2000 Daytona | retired | 99 | P | North American Racing Team | Bob Grossman · Walt Hansgen · David Piper · Pedro Rodriguez · DNS - John Fulp | Ferrari 275P | — | 130 | WSPR historical record |
| 1965 · Continental 2000 Daytona | retired | 88 | P | North American Racing Team | Walt Hansgen · David Piper | Ferrari 330P | — | 18 | WSPR historical record |
| 1965 · XII Circuito del Mugello, 500 Kilometres | retired | 106 | GT2.5 | Don Moore | David Piper · Mike De Udy | Porsche 904 GTS | — | 7 | WSPR historical record |
| 1965 · XII Circuito del Mugello, 500 Kilometres | entry_only | 122 | GTN+2.5 | David Piper | David Piper · Fairfax Dunn | Ferrari 250LM | — | | WSPR historical record |
| 1965 · Reims 12 Hours | 4 | 8 | P+3.0 | David Piper Auto Racing Tea | David Piper · Richard Attwood | Ferrari 250LM | — | 274 | WSPR historical record |
| 1965 · Coppa Citta di Enna | 2 | 34 | 2. GTN+2.5 | — | David Piper | Ferrari 250LM | — | 105 | WSPR historical record |
| 1965 · 12 h Sebring | 3 | 31 | 1. P4.0 | David Piper (Auto Racing) L | David Piper · Tony Maggs | Ferrari 250LM | — | 190 | WSPR historical record |
| 1965 · 1000 km Monza | retired | 67 | P+2.0 | Maranello Concessionaires | Jo Bonnier · David Piper | Ferrari 330P | — | 9 | WSPR historical record |
| 1965 · RAC Senior Service, Tourist Trophy, Oulton Park | 3 | 14 | 3. SR/P+1.6 | D. Piper A. R. T. | David Piper | Ferrari 250LM | — | 133 | WSPR historical record |
| 1965 · Grand Prix Spa, 500 km Spa-Francorchamps | 2 | 5 | 2. P+2.0 | David Piper Auto Racing Tea | David Piper | Ferrari 250LM | — | 36 | WSPR historical record |
| 1965 · XI. Int. ADAC 1000 Kilometers Rennen Nürburgring | 16 | 8 | 5. P+3.0 | David Piper | David Piper · Tony Maggs | Ferrari 250LM | — | 40 | WSPR historical record |
| 1964 · 1964 24 Hours of Le Mans | DNF | 58 (reserve) | P 4.0 | North American Racing Team | David Piper · Jochen RindtDavid Piper Jochen Rindt | Ferrari 250 LM | Ferrari 3.3L V12 | 0 | Wikipedia contributors · CC BY-SA 4.0 |
| 1964 · 2000 km Daytona | 2 | 35 | 2. GT+2.0 | David R. Piper | David Piper · Lucien Bianchi | Ferrari 250 GTO | — | 323 | WSPR historical record |
| 1964 · Grand Prix Reims 12 Hours | 4 | 24 | 2. GT3.0 | David Piper | David Piper · Tony Maggs | Ferrari 250 GTO | — | 273 | WSPR historical record |
| 1964 · 29th RAC Gallaghers Tourist Trophy, Goodwood | 2 | 4 | 2. SR/P+1.6 | David Piper | David Piper | Ferrari 250LM | — | 129 | WSPR historical record |
| 1964 · 13th Tour de France | retired | 176 | GT3.0 | Maranello Concessionaires | David Piper · Jo Siffert | Ferrari 250 GTO 64 | — | 2 | WSPR historical record |
| 1964 · Sebring 12 Hours | 7 | 30 | 1. GT3.0 | North American Racing Team | David Piper · Mike Gammino · Pedro Rodriguez | Ferrari 250 GTO/64 | — | 201 | WSPR historical record |
| 1964 · 1000 km de Paris, Montlhéry | 4 | 6 | 2. GT3.0 | David Piper | Tony Maggs · David Piper | Ferrari 250 GTO | — | 126 | WSPR historical record |
| 1964 · 500 km Spa, Spa-Francorchamps | 4 | 25 | 4. GT3.0 | David R. Piper | David Piper | Ferrari 250 GTO | — | 36 | WSPR historical record |
| 1964 · 1000 km Nürburgring | 7 | 72 | 3. GT3.0 | David Piper | David Piper · Tony Maggs | Ferrari 250 GTO | — | 42 | WSPR historical record |
| 1963 · 1963 24 Hours of Le Mans | 6 | 26 | GT 3.0 | North American Racing Team | Masten Gregory · David PiperMasten Gregory David Piper | Ferrari 250 GTO /LMB | Ferrari 3.0L V12 | 312 | Wikipedia contributors · CC BY-SA 4.0 |
| 1963 · Daytona 3 Hours, Daytona Continental | 21 | 26 | GT3.0 | David Piper | David Piper | Ferrari 250 GTO | — | 58 | WSPR historical record |
| 1963 · Trophée d'Auvergne, Circuit de Charade, Clermond-Ferrand (3 Hours) | 9 | 5 | 2. GT3.0 | David Piper | David Piper | Ferrari 250 GTO | — | 43 | WSPR historical record |
| 1963 · 28th RAC Tourist Trophy, Goodwood | 5 | 16 | 3. GT3.0 | Fordwall Garage | David Piper | Ferrari 250 GTO | — | 128 | WSPR historical record |
| 1963 · XIV. Coppa Inter-Europa, Monza 3 Hours | 4 | 44 | 2. GT3.0 | David Piper | David Piper | Ferrari 250 GTO | — | 98 | WSPR historical record |
| 1963 · Tour de France | entry_only | - | GT+2.0 | — | David Piper | Ferrari 250 GTO | — | | WSPR historical record |
| 1963 · Sebring 12 Hours | 14 | 29 | 5. GT3.0 | David Piper | Ed Cantrell · David Piper | Ferrari 250 GTO | — | 186 | WSPR historical record |
| 1963 · Targa Florio | did_not_start | 102 | GT3.0 | David Piper | David Piper · Ed Cantrell | Ferrari 250 GTO | — | | WSPR historical record |
| 1963 · Grand Prix Spa 500 Kilometres, Spa-Francorchamps | retired | 43 | GT3.0 | David Piper | David Piper | Ferrari 250 GTO | — | 3 | WSPR historical record |
| 1963 · 1000 km Nürburgring | 6 | 47 | 3. GT3.0 | David Piper | David Piper · Ed Cantrell | Ferrari 250 GTO | — | 41 | WSPR historical record |
| 1962 · 27th RAC Tourist Trophy, Goodwood | 5 | 8 | 5. GT+2.0 | David Piper | David Piper | Ferrari 250 GTO | — | 98 | WSPR historical record |
| 1962 · 1000 km de Paris, Montlhéry | entry_only | 18 | GT+2.0 | David Piper | David Piper · Jo Siffert | Ferrari 250 GTO | — | | WSPR historical record |
| 1962 · Trophée d'Auvergne, Clermond-Ferrand | entry_only | 11 | GT3.0 | David Piper | David Piper · Chris Kerrison | Ferrari 250 GTO | — | | WSPR historical record |
| 1961 · 1000 km Nürburgring | entry_only | - | GT1.6 | Gilby Engineering | Keith Greene · David Piper | Porsche 356B Carrera | — | | WSPR historical record |
| 1959 · 1000 km Nürburgring | 29 | 29 | 3. S1.5 | David Piper | David Piper · Keith Greene | Lotus 15 Climax | — | 36 | WSPR historical record |
| 1959 · XXIV. R.A.C. Tourist Trophy, Goodwood | retired | 28 | S2.0 | Dorchester Service Station | David Piper · Bruce Halford | Lotus 15 Climax | — | | WSPR historical record |
| 1958 · 1000 km Nürburgring | 15 | 29 | 5. S1.5 | David Piper | David Piper · Keith Greene | Lotus Eleven Climax | — | 38 | WSPR historical record |
| 1957 · Nürburgring 1000 Kilometres | 19 | 33 | S | David Piper | David Piper · N. Robert Hicks · DNS - Anthony J. Hogg | Lotus Eleven Climax | — | 34 | WSPR historical record |
| 1957 · Nürburgring 1000 Kilometres | retired | 34 | S | David Piper | Anthony J. Hogg · David Piper · DNS - N. Robert Hicks | Lotus Eleven Climax | — | 7 | WSPR historical record |
| 1956 · Mille Miglia | entry_only | - | S+2.0 | — | Dan Margulies · David Piper | Jaguar C-type | — | | WSPR historical record |