1964 Porsche 904/6 Carrera GTS
For the factory works effort Porsche began fitting their 6-cylinder engine into the 904 chassis. 12 of these cars were so equipped and used a chassis number of 906-0xx.
In Detail
| submitted by | Richard Owen |
| type | Series Production Car |
| production | 12 |
| price $ | $7 425 USD |
| engine | Air Cooled, Type 587/3, All Aluminum, Flat 4 w/Dry Sump |
| position | Mid Longitudinal |
| aspiration | Natural |
| valvetrain | DOHC 2 Valves per Cyl |
| fuel feed | Twin Dual Throat Downdraft Webber 46 IDM2 Carburettors |
| displacement | 1966 cc / 120.0 in³ |
| bore | 92 mm / 3.62 in |
| stroke | 74 mm / 2.91 in |
| compression | 9.8:1 |
| power | 134.2 kw / 180 bhp @ 7200 rpm |
| specific output | 91.56 bhp per litre |
| bhp/weight | 281.25 bhp per tonne |
| torque | 195.92 nm / 144.5 ft lbs @ 5000 rpm |
| body / frame | Fibreglass over Box Section Steel Frame |
| driven wheels | RWD w/LSD |
| front tires | 550-15 |
| rear tires | 600-15 |
| front brakes | Discs |
| rear brakes | Discs |
| front wheels | F 38.1 x 15.2 cm / 15 x 6 in |
| rear wheels | R 38.1 x 15.2 cm / 15 x 6 in |
| steering | Rack & Pinion |
| f suspension | Wishbones w/Coil-over Telescopic Dampers |
| r suspension | Twin Diagonal Arms w/Longitudinal Struts, Coil-over Telescopic Dampers |
| curb weight | 640 kg / 1410 lbs |
| wheelbase | 2300 mm / 90.6 in |
| front track | 1314 mm / 51.73 in |
| rear track | 1312 mm / 51.65 in |
| length | 4090 mm / 161.02 in |
| width | 1540 mm / 60.62 in |
| height | 1065 mm / 41.93 in |
| transmission | 5-Speed Manual |
| gear ratios | 2.643:1, 1.550:1, 1.217:1, 1.040:1, 0.889:1 |
| top speed | ~262.3 kph / 163.0 mph |
| 0 – 60 mph | ~6.4 seconds |
| 0 – 100 mph | ~14.0 seconds |
Auction Sales History
1963 Porsche 904/6 Carrera GTS Factory Works Prototype 906-002 – did not sell for $1,575,000. One of five surviving six-cylinder Works Team 904s. One of few 904/6 that still retains the 906 six-cylinder engine with which it was sold to its first owner. Early factory testing and development work followed by successful privateer racing history. Completely restored and meticulously maintained. Fully documented from new. Numerous spare parts and extensive records, including period correspondence. Auction Source: Monterey 2012 by RM Auctions
