PORSCHE RACING HISTORYChassis No. JR-001
26 April 1981 - Riverside 6 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I)/Jochen Mass (B) | Momo/Penthouse (I) | 14th | 9th | 5th | 172 laps |
3 May 1981 - Laguna Seca 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I) | Momo/Penthouse (I) | 8th | 8th | 9th | 52 laps |
24 May 1981 - Lime Rock 200 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I)/Al Holbert (USA) | Momo/Penthouse (I) | 4th | 4th | 7th | 125 laps |
12 July 1981 - Watkins Glen 6 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | Gr.5 | Gianpiero Moretti (I)/Bobby Rahal (USA) | Momo Accessories, Inc. (I) | 6th | 6th | 3rd | 157 laps |
26 July 1981 - Sears Point 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I) | Momo/Penthouse (I) | 4th | 4th | 8th | 39 laps |
2 August 1981 - Portland 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I) | Momo/Penthouse (I) | 2nd | 2nd | 10th | 52 laps |
16 August 1981 - Mosport 6 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I)/Bobby Rahal (USA) | Momo/Penthouse (I) | 26th | 11th | 10th | 105 laps - Accident |
23 August 1981 - Road America 500 Miles - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I)/Bobby Rahal (USA) | Momo/Penthouse (I) | 5th | 5th | 7th | 118 laps |
13 September 1981 - Road Atlanta 150 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I) | Momo/Penthouse (I) | 22nd | 11th | 3rd | 19 laps - DNF |
16 May 1982 - Silverstone 6 Hours - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 78 | Porsche 935/81 | JR-001 | GTX | Gianpiero Moretti (I)/Mauro Baldi (I) | Momo Racing | 7th | 1st | 15th | 223 laps |
23 May 1982 - DRM Salzburgring - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 935/81 | JR-001 | Gr.5 | Gianpiero Moretti (I) | Momo Racing Team (I) | 4th | 2nd | 5th | 37 laps |
27 June 1982 - DRM Norisring - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 935/81 | JR-001 | Gianpiero Moretti (I) | Momo-Racing-Team (I) | DNF | 11th | Accident |
5 September 1982 - Spa 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 60 | Porsche 935/81 | JR-001 | Gr.5 | Gianpiero Moretti (I)/Mauro Baldi (I) | Momo Racing | 7th | 1st | 19th | 132 laps |
19 September 1982 - Mugello 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 3 | Porsche 935/81 | JR-001 | Gr.5 | Gianpiero Moretti (I)/Mauro Baldi (I) | Momo Racing | 8th | 3rd | 9th | 170 laps |
6 November 1982 - Kyalami 9 Hours - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 935/81 | JR-001 | Cat II | Gianpiero Moretti (I)/Mauro Baldi (I) | Momo/Autoquip B.P. (I) | 5th | 1st | 8th | 356 laps |
27 February 1983 - Miami GP - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTP | Gianpiero Moretti (I) | Momo Corse (I) | 26th | 26th | 13th | 17 laps - DNF |
10 April 1983 - Road Atlanta 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/81 | JR-001 | GTP | Gianpiero Moretti (I)/Sarel van der Merwe (ZA) | Momo Corse (I) | 3rd | 3rd | 11th | 122 laps |
24 April 1983 - Riverside 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 46 | Porsche 935/81 | JR-001 | GTP | Bob Wollek (F)/Mauricio DeNarváez (COL) | DeNarvaez Enterprises (CO) | 3rd | 3rd | 5th | 192 laps |
19 June 1983 - Mid-Ohio 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTP | Sarel van der Merwe (ZA)/Gianpiero Moretti (I) | Momo Corse (I) | 6th | 3rd | 7th | 196 laps |
24 July 1983 - Sears Point 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTP | Sarel van der Merwe (ZA)/Gianpiero Moretti (I) | Momo Corse (I) | 7th | 5th | 7th | 100 laps |
31 July 1983 - Portland 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTP | Gianpiero Moretti (I)/Sarel van der Merwe (ZA) | Momo/Kreepy Krauly (I) | 22nd | 6th | 8th | 96 laps - DNF |
11 September 1983 - Pocono 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 935/81 | JR-001 | GTP | Sarel van der Merwe (ZA)/Gianpiero Moretti (I) | Momo/Kreepy Krauly (I) | 2nd | 2nd | 7th | 176 laps |