| 11.1.1970 | 1000 km Buenos Aires | 28 | #010 | Piper / Redman | David Piper Auto Racing | DNF |
| 18.1.1970 | 200 mile Buenos Aires | 28 | #010 | David Piper | David Piper Auto Racing | DNF |
| 18.1.1970 | 200 mile Buenos Aires | | | Jo Siffert | | DNA |
| 1.2.1970 | 24 h Daytona | 1 | #014 | Siffert / Redman | J. W. Engineering | 2nd |
| 1.2.1970 | 24 h Daytona | 2 | #015 | Rodriguez / Kinnunen / Redman | J. W. Engineering | 1st |
| 1.2.1970 | 24 h Daytona | 3 | #011 | Ahrens, Jr. / Elford | Porsche Konstruktionen KG | DNF |
| 1.2.1970 | 24 h Daytona | 52 | | Dean / Gregg | Tony Dean | DNS |
| 1.2.1970 | 24 h Daytona | T | #013 | Rodriguez / Kinnunen / Siffert | J. W. Engineering | T-car |
| 1.3.1970 | Spanish SCC Copa Alfil Jarama | 70 | #018 | Alex Soler-Roig | Escuderia C.S. | 1st |
| 21.3.1970 | 12 h Sebring | 14 | #009 | Siffert / Redman / Kinnunen | J. W. Automotive Engineering Ltd. | DNF |
| 21.3.1970 | 12 h Sebring | 15 | #013 | Rodriguez / Kinnunen / Siffert | J. W. Automotive Engineering Ltd. | 4th |
| 21.3.1970 | 12 h Sebring | 16 | #019 | Elford / Ahrens, Jr. | Porsche Audi | DNF |
| 21.3.1970 | 12 h Sebring | 17 | #020 | Herrmann / Lins | Porsche Audi | DNF |
| 21.3.1970 | 12 h Sebring | T | #015 | Siffert / Redman | J. W. Automotive Engineering Ltd. | T-car |
| 22.3.1970 | Jarama | 60 | #018 | Alex Soler-Roig | | 1st |
| 29.3.1970 | Zolder [S/P] | | #007 | Jürgen Neuhaus | | 1st |
| 30.3.1970 | RAC Thruxton | 4 | | Tony Dean | Tony Dean | DNA |
| 30.3.1970 | RAC Thruxton | 5 | #010 | Jo Siffert | David Piper | 1st |
| 12.4.1970 | 1000 km Brands Hatch | 9 | #004 | Siffert / Redman | J. W. Automotive Engineering Ltd. | DNF |
| 12.4.1970 | 1000 km Brands Hatch | 10 | #016 | Rodriguez / Kinnunen | J. W. Automotive Engineering Ltd. | 1st |
| 12.4.1970 | 1000 km Brands Hatch | 11 | #023 | Elford / Hulme | Porsche Konstruktionen KG. Salzburg | 2nd |
| 12.4.1970 | 1000 km Brands Hatch | 12 | #020 | Attwood / Herrmann | Porsche Konstruktionen KG. Salzburg | 3rd |
| 12.4.1970 | 1000 km Brands Hatch | 14 | #010 | Piper / Hobbs | David Piper | DNS |
| 12.4.1970 | Le Mans Test | 18 | #021 | | Team AAW | DNA |
| 12.4.1970 | 1000 km Brands Hatch | T | #015 | Kinnunen / Hobbs | J. W. Automotive Engineering | T-car |
| 25.4.1970 | 1000 km Monza | 7 | #016 | Rodriguez / Kinnunen | J. W. Automotive Engineering | 1st |
| 25.4.1970 | 1000 km Monza | 8 | #009 | Siffert / Redman | J. W. Automotive Engineering | 12th |
| 25.4.1970 | 1000 km Monza | 9 | #020 | Herrmann / Attwood | Porsche Konstrukzion Salzburg | DNF |
| 25.4.1970 | 1000 km Monza | 10 | #023 | Elford / Ahrens, Jr. | Porsche Konstrukzion Salzburg | DNF |
| 25.4.1970 | 1000 km Monza | 11 | #010 | Adamowicz / Piper | David Piper | DNF |
| 25.4.1970 | 1000 km Monza | 12 | #021 | Laine / van Lennep | Racing Team AAW | 11th |
| 25.4.1970 | 1000 km Monza | 14 | #007 | Neuhaus / Kelleners | Gesipa Racing Team | 10th |
| 25.4.1970 | 1000 km Monza | 15 | #025 | Martin / Maublanc | Racing Team Zitro | DNA |
| 3.5.1970 | Targa Florio | 2 | #011 | Herrmann / Elford | Porsche Konstrukt. | DNS |
| 3.5.1970 | Targa Florio | 8 | #021 | van Lennep / Laine | Racing Team AAW | DNA |
| 3.5.1970 | Trofeo Primavera Jarama | 70 | #018 | Alex Soler-Roig | Escuderia Nacional CS | 1st |
| 10.5.1970 | Faßberg [SRP+1.3] | | | David Piper | David Piper | DNF |
| 17.5.1970 | 1000 km Spa | 24 | #014 | Siffert / Redman | J. W. Automotive Engineering | 1st |
| 17.5.1970 | 1000 km Spa | 25 | #017=>004 | Rodriguez / Kinnunen | J. W. Automotive Engineering | DNF |
| 17.5.1970 | 1000 km Spa | 25T | #015 | Siffert / Rodriguez / Kinnunen | J. W. Automotive Engineering | T-car |
| 17.5.1970 | 1000 km Spa | 26 | #025 | Martin / Maublanc | Zitro Racing Team | DNA |
| 17.5.1970 | 1000 km Spa | 27 | #010 | Piper / Adamowicz | David Piper | DNA |
| 17.5.1970 | 1000 km Spa | 28 | #023 | Elford / Ahrens, Jr. | Porsche Salzburg | 3rd |
| 17.5.1970 | 1000 km Spa | 29 | #020 | Attwood / Herrmann | Porsche Salzburg | 6th |
| 17.5.1970 | 1000 km Spa | 30 | #007 | Neuhaus / Kelleners | Gesipa Racing Team | 17th |
| 17.5.1970 | 1000 km Spa | 43 | #021 | Laine / van Lennep | Racing Team AAW | 5th |
| 31.5.1970 | 1000 km Nürburgring | 47 | #010 | David Piper | David R. Piper | DNA |
| 31.5.1970 | 1000 km Nürburgring | 49 | #021 | Toivonen / Axelsson | Racing Team AAW | DNS |
| 31.5.1970 | 1000 km Nürburgring | 50 | #014 | Siffert / Redman | J. W. Automotive Engineering Ltd. | DNA |
| 31.5.1970 | 1000 km Nürburgring | 51 | #017=>004 | Rodriguez / Kinnunen | J. W. Automotive Engineering Ltd. | DNA |
| 31.5.1970 | 1000 km Nürburgring | 52 | #023 | Ahrens, Jr. / Elford | Porsche Konstruktionen Salzburg | DNA |
| 31.5.1970 | 1000 km Nürburgring | 53 | #020 | Herrmann / Attwood | Porsche Konstruktionen Salzburg | DNA |
| 31.5.1970 | 1000 km Nürburgring | 54 | #007 | Neuhaus / Kelleners | Gesipa Racing Team | DNF |
| 31.5.1970 | Spanish SCC Jarama | | #018 | Alex Soler-Roig | Escuderia Nacional CS | 1st |
| 7.6.1970 | Dijon [SRP] | 44 | #010 | David Piper | David Piper Auto Racing | 2nd |
| 14.6.1970 | 24 h Le Mans | 18 | #021 | van Lennep / Piper | Team A.A.W. | DNF |
| 14.6.1970 | 24 h Le Mans | 20 | #017=>004 | Siffert / Redman | J. W. Automotive Engineering Ltd. | DNF |
| 14.6.1970 | 24 h Le Mans | 21 | #016 | Rodriguez / Kinnunen | J. W. Automotive Engineering Ltd. | DNF |
| 14.6.1970 | 24 h Le Mans | 22 | #026 | Hobbs / Hailwood | J. W. Automotive Engineering Ltd. | DNF |
| 14.6.1970 | 24 h Le Mans | 22 | #018 | Soler-Roig / de Bagration / Quester | Escuderia Nacional CS | DNA |
| 14.6.1970 | 24 h Le Mans | 23 | #023 | Attwood / Herrmann | Porsche Konstruktionen K.G. | 1st |
| 14.6.1970 | 24 h Le Mans | 24 | #020 | Herrmann / Attwood | Porsche Konstruktionen K.G. | DNS |
| 14.6.1970 | 24 h Le Mans | 26 | #013 | McQueen / Stewart | JW Automotive Engineering | DNA |
| 14.6.1970 | 24 h Le Mans | 30 | #025 | Martin / Maublanc | Pierre Maublanc | DNA |
| 14.6.1970 | 24 h Le Mans | | #007 | Neuhaus / Kelleners | Gesipa Racing Team | DNA |
| 21.6.1970 | Internationales Mainz-Finthen [P+2.0/S] | 1 | #007 | Jürgen Neuhaus | Gesipa Racing Team | 1st |
| 21.6.1970 | Coupes de l'ACIF | 3 | #010 | David Piper | David Piper Auto Racing | 2nd |
| 28.6.1970 | Interserie Norisring | 8 | #012=>021 | Gijs van Lennep | Racing Team AAW | 2nd |
| 28.6.1970 | Interserie Norisring | 12 | #007 | Jürgen Neuhaus | Gesipa GmbH | 1st |
| 28.6.1970 | Interserie Norisring | | | | | DNA |
| 28.6.1970 | Interserie Norisring | | #023 | Vic Elford | Porsche Salzburg | DNA |
| 28.6.1970 | Interserie Norisring | | #010 | David Piper | David Piper Racing | DNA |
| 28.6.1970 | Interserie Norisring | | | | | DNA |
| 5.7.1970 | Interserie Hockenheim | 11 | #010 | David Piper | David Piper | 4th |
| 5.7.1970 | Interserie Hockenheim | 12 | #012=>021 | Gijs van Lennep | Racing Team AAW | 2nd |
| 5.7.1970 | Interserie Hockenheim | 16 | #007 | Jürgen Neuhaus | Gesipa Racing Team | 6th |
| 5.7.1970 | Interserie Hockenheim | 30 | #025 | Dominique Martin | Zitro Racing Cars | 11th |
| 11.7.1970 | 6 h Watkins Glen | 1 | #014 | Siffert / Redman | J. W. Automotive Engineering, Ltd. | 2nd |
| 11.7.1970 | 6 h Watkins Glen | 2 | #016 | Rodriguez / Kinnunen | J. W. Automotive Engineering, Ltd. | 1st |
| 11.7.1970 | 6 h Watkins Glen | 6 | #015 | Siffert / Kinnunen / Rodriguez | J. W. Automotive Engineering | T-car |
| 11.7.1970 | Interserie Croft | 22 | #007 | Jürgen Neuhaus | Gesipa Racing Team | 2nd |
| 11.7.1970 | 6 h Watkins Glen | 31 | #019 | Elford / Hulme | Porsche Audi Division | 4th |
| 11.7.1970 | 6 h Watkins Glen | 32 | #020 | Attwood / Ahrens, Jr. | Porsche Audi Division | 6th |
| 11.7.1970 | 6 h Watkins Glen | 35 | #012=>021 | van Lennep / Larrousse | International Martini & Rossi Racing Team | 9th |
| 11.7.1970 | Interserie Croft | | #010 | David Piper | | DNA |
| 12.7.1970 | Can-Am Watkins Glen | 1 | #014 | Jo Siffert | J. W. Automotive Engineering, Ltd. | 2nd |
| 12.7.1970 | Can-Am Watkins Glen | 2 | #016 | Pedro Rodriguez | J. W. Automotive Engineering, Ltd. | DNF |
| 12.7.1970 | Can-Am Watkins Glen | 6 | #015 | Brian Redman | J. W. Automotive Engineering, Ltd. | 7th |
| 12.7.1970 | Can-Am Watkins Glen | 31 | #019 | Vic Elford | Porsche Audi Division | 4th |
| 12.7.1970 | Can-Am Watkins Glen | 32 | #020 | Richard Attwood | Porsche Audi Division | 3rd |
| 12.7.1970 | Can-Am Watkins Glen | 35 | #012=>021 | Gijs van Lennep | International Martini & Rossi Racing Team | 6th |
| 14.7.1970 | Magny-Cours | 59 | #010 | David Piper | David Piper Auto Racing | 3rd |
| 9.8.1970 | GP Swerige | 3 | #010 | David Piper | David Piper | 6th |
| 9.8.1970 | GP Swerige | 10 | #012=>021 | Gijs van Lennep | Racing Team AAW | 4th |
| 16.8.1970 | Wunstorf [SRP] | 8 | #007 | Jürgen Neuhaus | Gesipa Walldorf | 2nd |
| 16.8.1970 | Wunstorf [SRP] | 12 | #010 | | David Piper | DNA |
| 16.8.1970 | Wunstorf [SRP] | 15 | #025 | Dominique Martin | Citro Racing Cars | DNA |
| 23.8.1970 | Interserie Keimola | 2 | #007 | Jürgen Neuhaus | Gesipa Racing Team | 2nd |
| 23.8.1970 | Interserie Keimola | 3 | #012=>021 | Gijs van Lennep | A.A.W. Racing Team | 1st |