Year | Race | Team | Drivers | Model | Engine | Startgrid | Final Pos./Retire |
1969 | 1000Km Spa | | | | | | |
| | Porsche System Engineering | n°30 Mitter G.- Schutz U. | 917K | 4494 | 8th- 4'06"100 | ret.1st/engine |
| | Porsche System Engineering | n°31 Siffert J.- Redman B. | 917K | 4494 | 3'41"900 | T car |
| ADAC 1000Km Nürburgring | | | | | | |
| | Porsche System Engineering | n°61 Gardner F.- Piper D. | 917K | 4494 | 10th- 8'37"800 | 8th - to 4 laps |
| | Porsche System Engineering | enrolled only | 917K | 4494 | | |
| | Porsche System Engineering | enrolled only | 917K | 4494 | | |
| Les Vingt Quatre Heures du Mans, Circuit de la Sarthe | | | | | | |
| | Porsche System Engineering | n°12 Elford V.- Attwood R. | 917LH | 4494 | 2nd- 3'26"700 | ret.327th/gearbox |
| | Porsche System Engineering | n°14 Stommelen R.- Ahrens K. | 917LH | 4494 | 1st - 3'22"900 | ret.148th/oil leak |
| | John Woolfe Racing | n°10 Woolfe J.- Linge H. | 917LH | 4494 | 9th - 3'35"800 | ret.zero /accident |
| | Porsche System Engineering | n°15 T.Linge -Redman - Lins | 917LH | 4494 | 3'27"000 | test car |
| Austrian GP, 1000Km Zeltweg | | | | | | |
| | Freiherr von Wendt | n°29 Siffert J.- Ahrens K. | 917K | 4494 | 4th - 1'48"400 | 1st - 170 laps in 5h23'36"980 |
| | David Piper Racing | n°30 Attwood R.- Redman B. | 917K | 4494 | 6th - 1'49"000 | 3rd - to 1 lap |
| Japan GP Sukuza | | | | | | |
| | Porsche System Engineering | n°14 Siffert J..Piper D. | 917K | 4494 | | 6th |
| Hockenheim 300 | | | | | | |
| | David Piper Racing | n°2 Piper D. | 917K | 4494 | | 3th |
| Kyalami 9h | | | | | | |
| | David Piper Racing | n°9 Piper D.- Attwood R. | 917K | 4494 | 2nd - 1'24"500 | 1st |
| | | | | | | |
1970 | Buenos Aires 1000Km | | | | | | |
| | David Piper Racing | n°28 D.Piper - B.Redman | 917K | 4494 | 1st - 1'52"800 | ret./suspension |
| Buenos Aires 200 miles | | | | | | |
| | David Piper Racing | n°28 D.Piper | 917K | 4494 | 7th - 1'56"400 | ret./gearbox |
| 24h Daytona Beach | | | | | | |
| | John Wyer Automotive Engine | n°1 J.Siffert - B.Redman | 917K | 4494 | 2nd - 1'52"900 | 2nd - to 45 laps |
| | John Wyer Automotive Engine | n°2 P.Rodriguez - L.Kinnunen - B.Redman | 917K | 4494 | 3rd - 1'55"800 | 1st - 724 laps in 24h00'52"000 |
| | Porsche Salzburg | n°3 K.Ahrens - V.Elford | 917K | 4494 | 4th - 1'56"100 | ret.337th/fuel tank |
| | Tony Dean | n°52 T.Dean - P.Greg -D.Piper | 917K | 4494 | 15th - 2'00"000 | not started engine |
| Sebring 12h | | | | | | |
| | John Wyer Automotive Engine | n°15 P.Rodriguez - L.Kinnunen | 917K | 4494 | 5th - 2'36"310 | 4th - to 4 laps |
| | John Wyer Automotive Engine | n°14 J.Siffert - B.Redman - L.Kinnunen | 917K | 4494 | 2nd - 2'34"470 | ret.211th/accident |
| | Porsche-Audi USA | n°16 K.Ahrens - V.Elford | 917K | 4494 | 3rd - 2'35"420 | ret.61th/accident |
| | Porsche-Audi USA | n°17 A.Hermann - R.Lins | 917K | 4494 | 11th - 2'40"320 | ret.28th /engine |
| | John Wyer Automotive Engine | T J.Siffert - B.Redman | 917K | 4494 | 2'36"380 | |
| Jarama | | | | | | |
| | Escuderia National | n°60 A.Soler Roig | 917K | 4494 | | 1th |
| Thruxton | | | | | | |
| | David Piper Racing | n°5 J.Siffert | 917K | 4494 | 3th - 1'22"800 | 1th - 25 laps in 33'37"400 |
| BOAC 1000Km, Brands Hatch | | | | | | |
| | John Wyer Automotive Engine | n°10 P.Rodriguez - L.Kinnunen | 917K | 4494 | 7th - 1'30"000 | 1st - 235laps in 6h45'29"600 |
| | Porsche Salzburg | n°11 V.Elford - D.Hulme | 917K | 4494 | 3rd - 1'28"800 | 2nd - to 5 laps |
| | Porsche Salzburg | n°12 A.Hermann - R.Attwood | 917K | 4494 | 9th - 1'30"400 | 3rd - to 8 laps |
| | John Wyer Automotive Engine | n°9 J.Siffert - B.Redman | 917K | 4494 | 5th - 1'29"200 | ret.176th/accident |
| | David Piper Racing | n°14 D.Piper - D.Hobbs | 917K | 4494 | 31th - 1'42"000 | DNS/camshafts |
| | John Wyer Automotive Engine | T L.Kinnunen - D.Hobbs | 917K | 4494 | | |
| 1000Km Monza | | | | | | |
| | John Wyer Automotive Engine | n°7 P.Rodriguez - L.Kinnunen | 917K | 4494 | 5th - 1'26"360 | 1st - 174laps in 4h18'01"700 |
| | Gesipa Racing Team | n°14 J.Neuhaus - H.Kelleners | 917K | 4494 | 7th - 1'27"020 | 10th - to12 laps |
| | Racing Team AAW | n°12 H.Laine - G.van Lennep | 917K | 4494 | 9th - 1'27"520 | 11th - to 12 laps |
| | John Wyer Automotive Engine | n°8 J.Siffert - B.Redman | 917K | 4494 | 1st - 1'25"210 | 12th - to 16 laps |
| | Porsche Salzburg | n°10 V.Elford - K.Ahrens | 917K | 4907 | 3rd - 1'25"820 | ret.92th/puncture |
| | Porsche Salzburg | n°9 A.Hermann - R.Attwood | 917K | 4494 | 8th - 1'27"150 | ret.63th/engine |
| | David Piper Racing | n°11 T.Adamowicz - D.Piper | 917K | 4494 | 17th - 1'29"390 | ret.55th/ gearbox |
| | Racing Team Zitro | n°15 D.Martin - P.Maublanc | 917K | 4494 | | enrolled list only |
| Targa Florio | | | | | | |
| | Porsche Salzburg | 2T H.Hermann - V.Elford | 917K | 4494 | 35'06"600 | |
| Jarama | | | | | | |
| | Escuderia National | n°70 A.Soler Roig | 917K | 4494 | | 1st |
| Fasberg | | | | | | |
| | David Piper Racing | | 917K | 4494 | | ret. |
| 1000Km Spa | | | | | | |
| | John Wyer Automotive Engine | n°24 J.Siffert - B.Redman | 917K | 4907 | 2nd - 3'23"900 | 1st - 71laps in 4h09'47"800 |
| | Porsche Salzburg | n°28 V.Elford - K.Ahrens | 917K | 4494 | 12th - 3'40"500 | 3rd - to 1 lap |
| | Racing Team AAW | n°43 H.Laine - G.van Lennep | 917K | 4494 | 6th - 3'31"600 | 5th - to 3 laps |
| | Porsche Salzburg | n°29 A.Hermann - R.Attwood | 917K | 4494 | 8th - 3'33"200 | 6th - to 3 laps |
| | Gesipa Racing Team | n°30 J.Neuhaus - H.Kelleners | 917K | 4494 | 4th - 3'29"700 | 17th - to 17 laps |
| | John Wyer Automotive Engine | n°25 P.Rodriguez - L.Kinnunen | 917K | 4907 | 1st - 3'19"800 | ret.44th /gearbox |
| | Racing Team Zitro | n°26 D.Martin - P.Maublanc | 917K | 4494 | | enrolled list only |
| | David Piper Racing | n°11 T.Adamowicz - D.Piper | 917K | 4494 | | enrolled list only |
| Jarama | | | | | | |
| | Escuderia National | n°81 A.Soler Roig | 917K | 4494 | | 1st |
| 1000Km Nürburgring | | | | | | |
| | Gesipa Racing Team | n°54 J.Neuhaus - H.Kelleners | 917K | 4494 | 8th - 8'17"000 | ret. 9th/ wheel bearing |
| | Racing Team AAW | n°43 P.Toivonen - S.Axelsson | 917K | 4494 | | ret. |
| 50Km Dijon | | | | | | |
| | David Piper Racing | D.Piper | 917K | 4494 | | 2nd - to 1"400 |
| Les Vingt Quatre Heures du Mans, Circuit de la Sarthe | | | | | | |
| | Porsche Salzburg | n°23 A.Hermann - R.Attwood | 917K | 4494 | 15th - 3'32"600 | 1st - 343laps in 24h00'00"000 |
| | Martini International Racing | n°3 G.Larousse - W.Kauhsen | 917LH | 4494 | 12th - 3'30"800 | 2nd to 5 laps |
| | Porsche Salzburg | n°25 V.Elford - K.Ahrens | 917LH | 4907 | 1st - 3'19"800 | ret.225th/ engine |
| | John Wyer Automotive Engine | n°20 J.Siffert - B.Redman | 917K | 4907 | 3rd - 3'21"100 | ret.156th/engine |
| | Racing Team AAW | n°18 D.Piper - G.van Lennep | 917K | 4494 | 11th - 3'29"400 | ret.112th/accident |
| | John Wyer Automotive Engine | n°D.Hobbs - M.Hailwood | 917K | 4494 | 10th - 3'29"100 | ret. 49th/accident |
| | John Wyer Automotive Engine | n°21 P.Rodriguez - L.Kinnunen | 917K | 4907 | 5th - 3'21"900 | ret.22th/engine |
| | Porsche Salzburg | n°24 A.Hermann - R.Attwood | 917K | 4907 | 3'31"500 | opted for 917K n° 23 |
| | Escuderia National | A.Soler Roig -D.Quester | 917K | 4494 | | not admitted |
| | JW Automotive Engineering | S.McQueen - J.Stewart | 917K | 4494 | | not admitted |
| | Gesipa Racing Team | J.Neuhaus - H.Kelleners | 917K | 4494 | | not admitted |
| | Pierre Maublanc | D.Martin - P.Maublanc | 917K | 4494 | | not admitted |
| Coupe de le ACIF | | | | | | |
| | David Piper Racing | n°4 D.Piper | 917K | 4494 | 3rd - 1'28"900 | 2nd - to 28"800 |
| 200 Meilen von Nürnberg | | | | | | |
| | Gesipa Racing Team | n°12 J.Neuhaus | 917K | 4494 | 6th - 1'18"500 | 1st - 82laps in 1h48'18"100 |
| | Racing Team AAW | n°8 G.van Lennep | 917K | 4494 | 2nd - 1'17"300 | 2nd - to 13"200 |
| Internationales Solitude-Rennen, Hockenheim | | | | | | |
| | Racing Team AAW | n°12 G.van Lennep | 917K | 4494 | 4th - 2'08"800 | 2nd -to 25"900 |
| | David Piper Racing | D.Piper | 917K | 4494 | 6th - 2'10"400 | 4th - to 1'13"100 |
| | Gesipa Racing Team | n°16 J.Neuhaus | 917K | 4494 | 5th | 6th - to 1'23"800 |
| | Zitro Racing Cars | D.Martin | 917K | 4494 | 13th - 2'15"400 | 11th - to 1 lap |
| Watkins Glen 6h | | | | | | |
| | John Wyer Automotive Engine | n°2 P.Rodriguez - L.Kinnunen | 917K | 4907 | 3rd - 1'06"600 | 1st - 308laps in 6h00'47"700 |
| | John Wyer Automotive Engine | n°1 J.Siffert - B.Redman | 917K | 4907 | 1st - 1'06"300 | 2nd - to 44"200 |
| | Porsche-Audi USA | n°31 V.Elford - D.Hulme | 917K | 4907 | 7th - 1'08"800 | 4th - to 4laps |
| | Porsche-Audi USA | n°32 R.Attwood - K.Ahrens | 917K | 4907 | 6th - 1'08"700 | 6th - to 13laps |
| | Martini International Racing | n°35 G.Larousse - G.van Lennep | 917K | 4907 | 5th - 1'08"200 | 9th - to 48laps |
| | John Wyer Automotive Engine | n°6T P.Rodriguez - L.Kinnunen - J.Siffert | 917K | 4907 | 1'12"100 | test car |
| WD & HO Wills, Croft | | | | | | |
| | Gesipa Racing Team | n°22 J.Neuhaus | 917K | 4494 | 3rd - 1'07"200 | 2nd - to 26"800 |
| Sverige Grand Prix | | | | | | |
| | Racing Team AAW | G.van Lennep | 917K | 4494 | | 4th - to 40"000 |
| | David Piper Racing | D.Piper | 917K | 4494 | 9th - 1'18"300 | 6th - to 42"500 |
| Internationales Flugplatzrennen Wunstorf, Wunstorf | | | | | | |
| | Gesipa Racing Team | n°28 J.Neuhaus | 917K | 4494 | | 2nd |
| Finnish Grand Prix, Keimola | | | | | | |
| | Racing Team AAW | n°3 G.van Lennep | 917K | 4494 | 2nd - 1'16"070 | 1st - 50laps in 1h04'27"750 |
| | Gesipa Racing Team | n°2 J.Neuhaus | 917K | 4494 | 1st - 1'15"910 | 2nd - to 1"710 |
| | David Piper Racing | n°4 D.Piper | 917K | 4494 | 7th | 7th - to 2laps |
| 500Km di Imola | | | | | | |
| | John Wyer Automotive Engine | n°3 B.Redman | 917K | 4907 | 3rd | 1st - to 100laps In 2h43'53"500 |
| | John Wyer Automotive Engine | n°2 P.Rodriguez | 917K | 4907 | 2nd - 1'33"400 | ret.36th |
| | Zitro Racing Cars | n°8 D.Martin - N.Vaccarella | 917K | 4494 | 6th | ret.5th/accident |
| Zandvoort Trophy | | | | | | |
| | Racing Team AAW | n°44 G.van Lennep | 917K | 4494 | 1st - 1'25"300 | 1st - 40laps In 59'27"200 |
| Yellow Pages Sports Car Race, Thruxton | | | | | | |
| | Gesipa Racing Team | n°1 J.Neuhaus | 917K | 4494 | 1st - 1'16"200 | 1s - 25laps In 35'45"600 |
| Coupe du Salon, Montlery | | | | | | |
| | Zitro Racing Cars | D.Martin | 917K | 4494 | | 3rd |
| 1000Km Zeltweg | | | | | | |
| | John Wyer Automotive Engine | n°23 J.Siffert - B.Redman | 917K | 4907 | 5th - 1'42"020 | 1st - 170laps in 05h08'04"670 |
| | Porsche Salzburg | n°21 V.Elford - R.Attwood | 917K | 4907 | 4th - 1'41"190 | 4th - to 8laps |
| | John Wyer Automotive Engine | n°22 P.Rodriguez - L.Kinnunen | 917K | 4907 | 1st - 1'40"480 | ret.4th/valves |
| | Porsche Salzburg | n°20 K.Ahrens - H.Marko | 917K | 4907 | 3rd - 1'41"160 | ret./out of fuel |
| 300 Meilen Hockenheim | | | | | | |
| | Gesipa Racing Team | n°62 J.Neuhaus | 917K | 4494 | 2nd - 2'04"400 | 2nd - to 1 lap |
| | Racing Team AAW | n°63 G.van Lennep | 917K | 4494 | 3rd - 2'06"600 | 3rd - to 1 lap |
| | Zitro Racing Cars | n°64 D.Martin | 917K | 4494 | 10th - 2'13"200 | DNS |
| 1000Km Paris, Montlery | | | | | | |
| | Gesipa Racing Team | n°3 J.Neuhaus - W.Kauhsen | 917K | 4494 | 4th | ret. |
| | Martini International Racing | n°2 G.Larousse - G.van Lennep | 917K | 4494 | 2nd - 2'34"800 | ret./fire on car |
| | Zitro Racing Cars | n°4 D.Martin- N.Vaccarella | 917K | 4494 | failure engine during practice |
| Kyalami 9h | | | | | | |
| | David Piper Racing | n°1 R.Attwood - J.Love | 917K | 4907 | 3rd - 1'23"600 | ret. |
| | Martini International Racing | n°2 J.Siffert - K.Ahrens | 917K | 4907 | | 2nd |
1971 | Buenos Aires 1000Km | | | | | | |
| | John Wyer Automotive Engine | n°30 J.Siffert - D.Bell | 917K | 4907 | 3rd - 1'53"400 | 1st - 165laps In 5h25'25"940 |
| | John Wyer Automotive Engine | n°32 P.Rodriguez - J.Oliver | 917K | 4907 | 1st - 1'52"700 | 2nd - to 1 lap |
| | Zitro Racing Cars | n°34 D.Martin - P.Bréa | 917K | 4494 | 18th - 2'01"980 | 10th to 10laps |
| | Team Auto Usdaou | n°48 R.Jost - A.Monguzzi | 917K | 4494 | 13th - 1'57"640 | ret.85th/engine |
| | Martini International Racing | n°38 G.Larousse - V.Elford | 917K | 4907 | 4th - 1'53"930 | ret.65th/disqualified |
| | Escuderia National | n°28 E.Fittipaldi - C.Reutemann | 917K | 4494 | 11th - 1'56"430 | ret.43th/oil leak |
| | Martini International Racing | n°36 H.Marko - G.van Lennep | 917K | 4907 | 10th - 1'56"290 | ret.2nd/engine |
| 24h Daytona Beach | | | | | | |
| | John Wyer Automotive Engine | n°2 P.Rodriguez - J.Oliver | 917K | 4907 | 2nd - 1'43"680 | 1st - 688laps 24h00'58"000 |
| | Martini International Racing | n°3 H.Marko - R.Lins | 917K | 4907 | 12th - 1'45"560 | ret.462th/accident |
| | Martini International Racing | n°4 G.van Lennep - V.Elford | 917K | 4907 | 11th - 1'45"390 | ret.274th/accident |
| | John Wyer Automotive Engine | n°1 J.Siffert - D.Bell | 917K | 4907 | 4th - 1'44"440 | ret.113th/engine |
| | Martini International Racing | n°T - V.Elford | 917K | 4907 | 1'43"630 |
|
| | Escuderia National | n°9 A.Soler Roig - | 917K | 4494 | | enrolled list only |
| I° Coppa Shell Imola (Interserie) | | | | | | |
| | Racing Team AAW | n°11 L.Kinnunen | 917K - Spyder | | 10th - 1'40"730 | 3rd - to 36"600 |
| | Gesipa Racing Team | n°14 M.Weber | 917K - Spyder | | 8th - 1'37"200 | 6th - to 1 lap |
| | Zitro Racing Cars | D.Martin | 917K | | 14th - 1'44"950 | 9th - to 3laps |
| | David Piper Racing | M.Casoni | 917K | | 11th - 1'41"050 | ret.37th/ throttle cable |
| | Jürgen Neuhaus | n°1 J.Neuhaus | 917K - Spyder | | 6th - 1'36"300 | ret.6th/oil pressure |
| Sebring 12 Hours | | | | | | |
| | Martini International Racing | n°3 G.Larousse - V.Elford | 917K | 4907 | 4th - 2'34"810 | 1st - 260laps In 12h01'03"770 |
| | John Wyer Automotive Engine | n°2 P.Rodriguez - J.Oliver | 917K | 4907 | 3rd - 2'33"840 | 4th - to 12laps |
| | John Wyer Automotive Engine | n°1 J.Siffert - D.Bell | 917K | 4907 | 6th - 2'35"180 | 5th - to 16laps |
| BOAC 1000Km, Brands Hatch | | | | | | |
| | John Wyer Automotive Engine | n°1 J.Siffert - D.Bell | 917K | 4998 | 3rd - 1'28"400 | 3rd - to 6laps |
| | Team Auto Usdaou | n°10 R.Jost - W.Kauhsen | 917K | 4494 | 12th - 1'34"600 | 6th - to 14laps |
| | Martini International Racing | n°9 G.van Lennep - G.Larousse | 917K | 4907 | 7th - 1'30"000 | 9th - to 19laps |
| | Martini International Racing | n°8 B.Redman - V.Elford | 917K | 4907 | 5th - 1'29"600 | ret.104th/fuel tank |
| | John Wyer Automotive Engine | n°2 P.Rodriguez - J.Oliver | 917K | 4998 | 4th - 1'29"400 | ret.79th/injection |
| 300Kms Nürburgring | | | | | | |
| | Jürgen Neuhaus | n°1 J.Neuhaus | 917K - Spyder | | | 1st - 39laps In 1h49'15"300 |
| | Gesipa Racing Team | n°2 M.Weber | 917K - Spyder | | | enrolled list only |
| Thruxton | | | | | | |
| | David Piper Racing | n°1 J.Siffert | 917K | 4907 | 1th - 1'16"400 | 1th - 25laps In 32'57"200 |
| 3 h Le Mans | | | | | | |
| | Martini International Racing | n°20 G.van Lennep - W.Kauhsen | 917K | 4907 | 2th - 3'25"600 | ret.28th/injection |
| | Martini International Racing | D.Bell | 917L | 4907 | 1st 3'18"100 | ret. |
| Trofeo Filippo Caracciolo, Monza 1000Km | | | | | | |
| | John Wyer Automotive Engine | n°2 P.Rodriguez - J.Oliver | 917K | 4998 | 5th - 1'35"740 | 1st - 174laps In 4h14'32"600 |
| | John Wyer Automotive Engine | n°1 J.Siffert - D.Bell | 917K | 4998 | 7th - 1'36"400 | 2nd - to 3laps |
| | Team Auto Usdaou | n°6 R.Jost - W.Kauhsen | 917K | 4494 | 14th - 1'42"070 | 7th - to 10laps |
| | Zitro Racing Cars | n°5 D.Martin - D.Pillon | 917K | 4494 | 15th - 1'48"400 | 9th - to 20laps |
| | Martini International Racing | n°4 G.van Lennep - H.Marko | 917K | 4907 | 12th - 1'39"850 | ret.60th/throttle valve |
| | Martini International Racing | n°3 G.Larousse - V.Elford | 917K | 4907 | 1st - 1'32"930 | ret.44th/throttle valve |
| | John Wyer Automotive Engine | n°T D.Bell - J.Oliver | 917K | 4998 | 1'35"880 | test car |
| Int.AvD/ISCC-Flugplatz-Rennen Sembach, Kaiserslautern | | | | | | |
| | Gesipa Racing Team | n°2 M.Weber | 917K - Spyder | | | ret. |
| Spa 1000Km | | | | | | |
| | John Wyer Automotive Engine | n°21 P.Rodriguez - J.Oliver | 917K | 4998 | 3rd - 3'19"200 | 1st - 71laps In 4h01'09"700 |
| | John Wyer Automotive Engine | n°20 J.Siffert - D.Bell | 917K | 4998 | 1st - 3'16"000 | 2nd - to 0"400 |
| | Team Auto Usdaou | n°25 R.Jost - W.Kauhsen | 917K | 4494 | 7th - 3'26"200 | 4th - to 5laps |
| | Martini International Racing | n°22 G.Larousse - V.Elford | 917K | 4907 | 2nd - 3'18"200 | ret.31th/ handling |
| | Zitro Racing Cars | n°24 D.Martin - D.Pillon | 917K | 4494 | 11th - 3'40"700 | ret.31th/accident |
| | Martini International Racing | n°23 G.van Lennep - H.Marko | 917K | 4907 | 4th - 3'20"400 | ret.6th/engine |
| ADAC 1000Km, Nürburgring | | | | | | |
| | Team Auto Usdaou | n°55 R.Jost - W.Kauhsen | 917K | 4494 | 10th - 8'18"800 | 6th - to 4laps |
| | Martini International Racing | n°56 G.van Lennep - R.Lins | 917K | 4907 | | enrolled list only |
| Flugplatz-Rennen Neuhausen | | | | | | |
| | Gesipa Racing Team | n°21 M.Weber | 917K - Spyder | | |
|
| Gran Premio della Repubblica, Autodromo di Vallelunga | | | | | |
|
| | J.Siffert | 917K | | | | 2nd |
| Kent 300 Texaco Trophy, Coupe de Belgique, Zolder (Interserie) | | | | | | |
| | Racing Team AAW | n°11 L.Kinnunen | 917K - Spyder | | 6th - 1'25"600 | 2nd - to 2'03"700 |
| | Jürgen Neuhaus | n°1 J.Neuhaus | 917K - Spyder | | 8th - 1'26"700 | 4th - to 2laps |
| | Gesipa Racing Team | n°14 M.Weber | 917K - Spyder | | 9th - 1'27"300 | 5th - to 2laps |
| | Team Auto Usdaou | n°19 W.Kauhsen | 917K | 4494 | 20th - 1'38"200 | not started engine |
| Les Vingt Quatre Heures du Mans, Circuit de la Sarthe | | | | | | |
| | Martini International Racing | n°22 G.van Lennep - H.Marko | 917K | 4907 | 5th - 3'18"700 | 1st - 397laps In 24h00'00"000 |
| | John Wyer Automotive Engine | n°19 R.Attwood - H.Muller | 917K | 4907 | 11th - 3'22"200 | 2nd - to 2laps |
| | John Wyer Automotive Engine | n°17 J.Siffert - D.Bell | 917L | 4907 | 3rd - 3'17"600 | ret./engine block |
| | John Wyer Automotive Engine | n°18 P.Rodriguez - J.Oliver | 917L | 4907 | 1st - 3'13"900 | ret./ oil pipe |
| | Martini International Racing | n°22 G.Larousse - V.Elford | 917L | 4907 | 2nd - 3'14"900 | ret./fan control |
| | Martini International Racing | n°23 W.Kauhsen - R.Jost | 917K | 4907 | 7th - 3'21"000 | ret./injection |
| | Zitro Racing Cars | n°57 D.Martin - D.Pillon | 917K | 4494 | 18th - 3'43"300 | ret./gearbox |
| | Escuderia National | A.Soler Roig | 917K | 4494 | | enrolled list only |
| Martini Internationales HMSC-Flugplatz-Rennen, Mainz-Finthen | | | | | | |
| | J.Neuhaus | 917K | | | | 1st - 50laps In 49'03"500 |
| | M.Weber | 917K - Spyder | | | | 2nd |
| 1000Km Zeltweg | | | | | | |
| | John Wyer Automotive Engine | n°16 P.Rodriguez - R.Attwood | 917K | 4998 | 1st - 1'39"490 | 1st - 170laps In 5h04'26"100 |
| | Martini International Racing | n°28 G.Larousse - H.Marko | 917K | 4998 | 3rd - 1'41"610 | ret.122th/puncture |
| | John Wyer Automotive Engine | n°15 J.Siffert - D.Bell | 917K | 4998 | 4th - 1'42"220 | ret./clutch |
| | John Wyer Automotive Engine | n°T R.Attwood - D.Bell | 917K | 4998 | 1'43"390 | test car |
| XVIII Circuito Internacional de Vila Real | | | | | | |
| | David Piper Racing | n°14 M.Cabral | 917K | 4907 | 1st | 2nd - to 45"000 |
| II Südwestpokal (Interserie) | | | | | | |
| | Racing Team AAW | n°11 L.Kinnunen | 917K - Spyder | | 6th - 2'04"500 | 2nd - to 23"800 |
| | Gesipa Racing Team | n°14 M.Weber | 917K - Spyder | | 8th - 2'05"300 | 4th - to 56"100 |
| | Jürgen Neuhaus | n°1 J.Neuhaus | 917K - Spyder | | 7th - 2'04"900 | 5th - to 56"800 |
| | Team Auto Usdaou | n°19 R.Jost | 917K | | | enrolled list only |
| 200 Meilen von Nürnberg (Interserie), Norisring, Nürnberg | | | | | | |
| | Gesipa Racing Team | n°14 M.Weber | 917K - Spyder | | 6th - 1'16"300 | 7th - to 4laps |
| | Jürgen Neuhaus | n°1 J.Neuhaus | 917K - Spyder | | 4th - 1'16"200 | ret.34th |
| | Racing Team AAW | n°11 L.Kinnunen | 917K - Spyder | | 5th - 1'16"300 | ret.12gg/abandon |
| Watkins Glen 6 Hours | | | | | | |
| | John Wyer Automotive Engine | n°1 J.Siffert - G.van Lennep | 917K | 4998 | 2nd - 1'08"510 | 2ns - to 2laps |
| | John Wyer Automotive Engine | n°2 R.Attwood - D.Bell | 917K | 4998 | 4th - 1'08"970 | 3rd - to 20laps |
| | David Piper Racing | n°143 M.Cabral - T.Adamowicz | 917K | 4907 | 11th - 1'15"380 | not classified |
| Finnish Grand Prix, Keimola | | | | | | |
| | Racing Team AAW | n°11 L.Kinnunen | 917K - Spyder | | 1st - 1'12"780 | 1st - 70laps/1h26'07"190 |
| | Jürgen Neuhaus | n°1 J.Neuhaus | 917K - Spyder | | 4th - 1'14"120 | 4th - to 1 lap |
| | Gesipa Racing Team | n°14 M.Weber | 917K - Spyder | | 5th - 1'15"430 | 5th - to 1 lap |
| 3 Int.Flugplatzrennen, Mendig | | | | | | |
| | Jürgen Neuhaus | J.Neuhaus | 917K - Spyder | | | 1st - 14laps In 15'23"900 |
| 500Km Imola (Interserie) | | | | | | |
| | Racing Team AAW | n°11 L.Kinnunen | 917K - Spyder | | 4th - 1'31"170 | 4th - to 1 lap |
| | David Piper Racing | M.Casoni | 917K | 4907 | | 5th - to 1 lap |
| | Gesipa Racing Team | n°14 M.Weber | 917K - Spyder | | | 6th - to 1 lap |
| | Jürgen Neuhaus | n°1 J.Neuhaus | 917K - Spyder | | | ret.1st/abandon |
| Preis von Baden - Würtenberg und Hessen, Hockenheim (Interserie) | | | | | | |
| | Gesipa Racing Team | n°14 M.Weber | 917K - Spyder | | 2nd - 2'01"800 | 2nd - to 2'02"000 |
| | Racing Team AAW | n°11 L.Kinnunen | 917K - Spyder | | 6th - 2'03"200 | 3rd - to 1 lap |
| | Jürgen Neuhaus | n°1 J.Neuhaus | 917K - Spyder | | 7th - 2'04"400 | 4th - to 1 lap |
| 1000Km Barcelona | | | | | | |
| | John Wyer Automotive Engine | n°24 D.Bell - G.van Lennep | 917K | 4998 | 3rd - 1'33"800 | 2nd - to 5laps |
| 1000Km de Paris | | | | | | |
| | John Wyer Automotive Engine | n°4 D.Bell - G.van Lennep | 917K | 4998 | 3rd - 2'30"900 | 1st 128laps In 6h14'22"800 |
| | Racing Team AAW | n°3 L.Kinnunen - G.Larousse | 917K - Spyder | 4998 | 6th - 2'33"700 | 2nd - to 5laps |
| | Gesipa Racing Team | n°5 M.Weber - H.Marko | 917K - Spyder | 4998 | 1st - 2'30"500 | ret.61th |
| GP du Japon, Fuji | | | | | | |
| | David Piper Racing | T.Ikuzawa | 917K | 4907 | | 2nd |
| Rand Daily Mail 9 hours, Kyalami | | | | | | |
| | David Piper Racing | n°4 M.Casoni - T.Adamowicz | 917K | 4494 | 6th - 1'25"200 | 4th - to 22laps |
| | David Piper Racing | n°3 R.Attwood - D.Charlton | 917K | 4907 | 4th - 1'24"400 | ret./engine |