PORSCHE RACING HISTORY550 A RS
Wikipedia
Towards the end of 1955, Porsche boosted the performance of the 550 with the introduction of the 550A RS Coupé, with a lighter and stiffer chassis, the engine now developed 135PS with a top speed of over 156mph.
1956 1957 1958 1959 19621956
27 May 1956 - Nürburgring 1000 km - World Sports Car Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 21 | Porsche 550 RS | 550-0038 | S1.5 | Wolfgang von Trips (D)/Umberto Maglioli (I) | Porsche (D) | 4th | 1st | 44 laps | |
| 20 | Porsche 550 A RS | 550-0102 | S1.5 | Richard von Frankenberg (D)/Hans Herrmann (D) | Porsche (D) | 6th | 2nd | 7th | 44 laps |
10 June 1956 - Targa Florio - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 84 | Porsche 550 A RS Spyder | 550-0101 | S1.5 | Umberto Maglioli (I) | Porsche (D) | 1st | 1st | 10 laps |
29 July 1956 - Le Mans 24 Hours - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 25 | Porsche 550 A RS Coupé | 550-0104 | S1.5 | Richard von Frankenberg (D)/Wolfgang von Trips (D) | Porsche KG (D) | 5th | 1st | 282 laps | |
| 24 | Porsche 550 A RS Coupé | 550-0103 | S1.5 | Umberto Maglioli (I)/Hans Herrmann (D) | Porsche KG (D) | DNF | 136 laps - Piston |
5 August 1956 - Rheinland-Pfalz Preis Nürburgring - German Sports Car Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 51 | Porsche 550 A RS | S1.5 | Hans Herrmann (D) | Porsche (D) | 1st | 4th | 7 laps | ||
| 53 | Porsche 550 A RS | S1.5 | Richard von Frankenberg (D) | Porsche (D) | 4th | 5th | 7 laps | ||
| 54 | Porsche 550 A RS | 550-0104 | S1.5 | Umberto Maglioli (I) | Porsche (D) | 5th | 5th | 7 laps | |
| 52 | Porsche 550 A RS | S1.5 | Wolfgang von Trips (D) | Porsche (D) | DNF | Engine |