PORSCHE RACING HISTORYColin Davis (GB)
1967
1 May 1967 - Spa 1000 km - International Manufacturers Championship : Prototypes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 50 | Porsche 906 | 906-129 | S2.0 | Roy Pike (USA)/Colin Davis (GB) | Mike de Udy | DNF | 21st | Ignition |
14 May 1967 - Targa Florio - International Manufacturers Championship : Prototypes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 226 | Porsche 910/8 | 910-025 | P+2.0 | Gerhard Mitter (D)/Colin Davis (GB) | Porsche System Engineering (D) | DNF | 1 lap - Accident |