PORSCHE RACING HISTORYPorsche 935/77A - Chassis No. 930 890 0014
? - Gianpiero Moretti 1981 - Chester Vincentz 1985 - At the Riverside IMSA event that year, the car caught fire in practice and was badly burned up.
19 March 1978 - Mugello 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 935/77A | 930 890 0014 | Gr.5 | Franz Konrad (A)/Reinhold Jöst (D)/Volkert Merl (D) | Konrad Racing (D) | 2nd | 2nd | 4th | 175 laps |
22 April 1978 - Dijon 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 8 | Porsche 935/77A | 930 890 0014 | Gr.5 | Franz Konrad (A)/Volkert Merl (D) | Konrad Racing (D) | DNF | 4th | 30 laps - Head Gasket |
14 May 1978 - Silverstone 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 11 | Porsche 935/77A | 930 890 0014 | Gr.5 | Franz Konrad (A)/Volkert Merl (D) | Konrad Racing (D) | 6th | 6th | 7th | 203 laps |
28 May 1978 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 11 | Porsche 935/77A | 930 890 0014 | Gr.5+2.0 | Franz Konrad (A)/Volkert Merl (D)/Clemens Schickentanz (D) | Konrad-Racing (D) | 8th | 6th | 7th | 42 laps |
25 June 1978 - Misano 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 12 | Porsche 935/77A | 930 890 0014 | Gr.5 | Franz Konrad (A)/Volkert Merl (D) | Konrad Racing (D) | 3rd | 3rd | 5th | 255 laps |
3 September 1978 - Vallelunga 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 19 | Porsche 935/77A | 930 890 0014 | Gr.5 | Franz Konrad (A)/Volkert Merl (D) | Konrad Racing (D) | 7th | 7th | 8th | 238 laps |
17 September 1978 - Norisring Trophäe - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 935/77A | 930 890 0014 | Gr.5 | Franz Konrad (A) | Konrad-Racing (D) | 3rd | 3rd | 22nd | 60 laps |
4 February 1979 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 4 | Porsche 935/77A | 930 890 0014 | GTX | Reinhold Jöst (D)/Rolf Stommelen (D)/Volkert Merl (D) | LM Joest Porsche (D) | 46th | 11th | 4th | 162 laps - Engine |
11 March 1979 - DRM Zolder Bergischer Löwe - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935/77A | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly équipe (D) | 3rd | 3rd | 8th | 24 laps |
8 April 1979 - DRM Hockenheim Jim Clark - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935/77A | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly Equipe (D) | 7th | 7th | 7th | 19 laps |
29 April 1979 - DRM Nürburgring Eifelrennen - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935 | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly Equipe (D) | 7th | 7th | 7th | 7 laps |
20 May 1979 - DRM Salzburgring - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935 | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly Equipe (D) | 10th | 8th | 6th | 21 laps |
3 June 1979 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 1 | Porsche 935 | 930 890 0014 | Gr.5 | Volkert Merl (D)/Derek Bell (GB)/Rolf Stommelen (D) | Liqui Moly Joest Racing (D) | 5th | 5th | 10th | 41 laps - DNF |
17 June 1979 - DRM Mainz-Finthen - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935 | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly Equipe (D) | DNF | 7th | 8 laps |
24 June 1979 - DRM Norisring - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935/77A | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly Equipe (D) | 4th | 4th | 7th | 44 laps |
22 July 1979 - DRM Diepholz - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935/77A | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly Equipe (D) | 7th | 7th | 14th | 39 laps |
2 September 1979 - DRM Hockenheim Hessen Cup - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935 | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly Equipe (D) | 6th | 6th | 7th | 39 laps |
23 September 1979 - DRM Nürburgring Supersprint - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 67 | Porsche 935 | 930 890 0014 | Gr.5 | Volkert Merl (D) | Liqui Moly Equipe (D) | DNF | 7th | 10 laps |
3 February 1980 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 2 | Porsche 935 J | 930 890 0014 | GTX | Reinhold Jöst (D)/Rolf Stommelen (D)/Volkert Merl (D) | Liqui Moly (D) | 1st | 1st | 2nd | 715 laps |
22 March 1980 - Sebring 12 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I)/Giorgio Pianta (I)/Renzo Zorzi (I) | Electrodyne (I) | 27th | 9th | 4th | 176 laps - Engine |
13 April 1980 - Road Atlanta 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 39 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I) | Electrodyne/Moretti (I) | 7th | 7th | 8th | 19 laps |
27 April 1980 - Riverside 5 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I)/Milt Minter (USA) | Electrodyne (I) | 33rd | 9th | 5th | 95 laps - Blown Engine |
26 May 1980 - Lime Rock 1.5 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I) | Electrodyne/Moretti (I) | 10th | 4th | 3rd | 80 laps |
27 July 1980 - Sears Point 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I) | Momo/Electrodyne (I) | 19th | 11th | 4th | 11 laps - DNF |
3 August 1980 - Portland 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I) | Momo/Electrodyne (I) | 2nd | 2nd | 2nd | 53 laps |
31 August 1980 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I)/Jim Busby (USA) | Momo/Penthouse/Electrodyne (I) | 15th | 7th | 3rd | 110 laps |
21 September 1980 - Road Atlanta 50 Miles - Heat 1 - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I) | Momo/Electrodyne (I) | 5th | 5th | 2nd | 20 laps |
21 September 1980 - Road Atlanta 50 Miles - Heat 2 - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I) | Momo/Electrodyne (I) | 1st | 1st | 2nd | 13 laps |
30 November 1980 - Daytona Finale 250 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I)/Reinhold Jöst (D) | Momo/Electrodyne (I) | 1st | 1st | 4th | 65 laps |
1 February 1981 - Daytona 24 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I)/Charles Mendez (USA)/Mauricio DeNarváez (COL) | Momo/Penthouse (I) | 34th | 11th | 7th | 339 laps - Accident |
21 March 1981 - Sebring 12 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935 J | 930 890 0014 | GTX | Gianpiero Moretti (I)/Charles Mendez (USA)/Mauricio DeNarváez (COL) | Momo/Penthouse (I) | 6th | 5th | 5th | 213 laps - Electrics |
15 August 1982 - Mosport 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Wayne Baker (USA) | Electrodyne Racing (USA) | 8th | 1st | 14th | 208 laps |
22 August 1982 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Mark Hutchins (USA) | Electrodyne Racing (USA) | 11th | 2nd | 21st | 111 laps |
5 September 1982 - Mid Ohio 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Wayne Baker (USA) | Electrodyne Racing (USA) | 9th | 2nd | 15th | 211 laps |
12 September 1982 - Road Atlanta 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Wayne Baker (USA) | Electrodyne Racing (USA) | 35th | 12th | 16th | 57 laps - DNF |
26 September 1982 - Pocono 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Wayne Baker (USA) | Electrodyne Racing (USA) | 3rd | 1st | 13th | 166 laps |
28 November 1982 - Daytona Finale 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Wayne Baker (USA) | Electrodyne Racing (USA) | 8th | 4th | 19th | 80 laps |
27 February 1983 - GP Miami IMSA GTO - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA) | Electrodyne (USA) | 12th | 12th | 19th | 32 laps |
10 April 1983 - Road Atlanta 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA) | Electrodyne (USA) | 57th | 22nd | 45th | 15 laps - Accident |
15 May 1983 - Charlotte 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Dave White (USA) | Electrodyne (USA) | 8th | 4th | 12th | 132 laps |
19 June 1983 - Mid-Ohio 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Dave White (USA) | Electrodyne (USA) | 4th | 2nd | 12th | 199 laps |
14 August 1983 - Mosport 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA) | Electrodyne (USA) | 29th | 11th | 29th | 3 laps - DNF |
11 September 1983 - Pocono 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Jim Mullen (USA) | Electrodyne (USA) | 10th | 4th | 15th | 159 laps |
26 August 1984 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Jim Mullen (USA) | Electrodyne (USA) | 10th | 1st | 25th | 113 laps |
24 February 1985 - Miami IMSA GTO - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA) | Electrodyne (USA) | 18th | 18th | 6th | 27 laps |
14 April 1985 - Road Atlanta 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 91 | Porsche 934 | 930 890 0014 | GTO | Chester Vincentz (USA)/Kees Nierop (CDN) | Electrodyne Performance (USA) | 12th | 2nd | 23rd | 111 laps |