Carter engine
As Fuhrmann engine is Porsche - engine type 547 designated, developed and constructed by Ernst Fuhrmann . The type 547 is an air-cooled four - cylinder boxer engine with four overhead camshafts (two per cylinder bank ), which are driven by four vertical shafts. The engine is equipped with a dual ignition equipped and has a per cylinder bank downdraft - barrel carburetor . The crankcase , cylinder and cylinder heads are made of an aluminum alloy . The development of the engine began in 1952.
Carter engine from the rear. The two ignition distributors of the double ignition can be clearly seen .
Two carter engines
Fuhrmann engine in the Porsche 904. The carburettors are not original.
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The Fuhrmann engine was used in different models and power levels:
| 550/1500 RS (1954) | 645 (1956) | 550 A / 1500 RS (1957) | 718/1500 RSK (1957) | 356/1600 GS Carrera (1958) | 356/1500 GS Carrera (1958) | |
|---|---|---|---|---|---|---|
| Engine: | 4-cylinder boxer engine ( four-stroke ) | |||||
| Displacement : | 1498 cc | 1498 cc | 1498 cc | 1498 cc | 1587 cc | 1498 cc |
| Bore x stroke : | 85 × 66 mm | 85 × 66 mm | 85 × 66 mm | 85 × 66 mm | 87.5 x 66 mm | 85 × 66 mm |
| Performance at 1 / min : | 81 kW (110 PS ) at 7800 | 99 kW (135 PS) at 7200 | 99 kW (135 PS) at 7200 | 104 kW (142 hp) at 7700 | 77 kW (105 PS) at 6500 | 81 kW (110 PS) at 6400 |
| Liter output : | 54 kW / l | 66 kW / l | 66 kW / l | 69 kW / l | 49 kW / l | 54 kW / l |
| Max. Torque at 1 / min: | 117 Nm at 5000 | 145 Nm at 5900 | 145 Nm at 5900 | 121 Nm at 5000 | 124 Nm at 5200 | |
| Compression : | 9.5: 1 | 9.8: 1 | 9.8: 1 | 9: 1 | 9: 1 | |
| Valve control : | two overhead camshafts , driven by vertical shafts | |||||
| Cooling : | Air cooling | |||||
| Top speed : | approx. 225 km / h | approx. 240 km / h | approx. 260 km / h | approx. 200 km / h | approx. 200 km / h | |
| 718/1600 RSK (1958/1959) | 718 / RS 60 (1960) | 718 / RS 61 (1961) | 787 (1961) | 804 (1962) | 904 (1963) | |
|---|---|---|---|---|---|---|
| Engine: | 4-cylinder boxer engine ( four-stroke ) | |||||
| Displacement : | 1587 cc | 1587 cc | 1587 cc | 1498 cc | 1498 cc | 1966 cc |
| Bore x stroke : | 85 × 66 mm | 85 × 66 mm | 92 × 74 mm | |||
| Performance at 1 / min : | 121 kW (165 hp) at 8000 | 121 kW (165 hp) at 8000 | 110 kW (150 PS) and 121 kW (165 PS) for the 8000 | 139 kW (188 hp) at 8000 | 140 kW (190 hp) at 8000 | 132 kW (180 PS) at 7200 and 114 kW (155 PS)
at 6900 |
| Liter output : | 75 kW / l | 75 kW / l | 69 and 75 kW / l | 93 kW / l | 93 kW / l | 66 and 57 kW / l |
| Max. Torque at 1 / min: | 147 Nm at 6500 | 169 Nm at 5000 and 196 Nm at 5000 | ||||
| Compression : | 9.8: 1 | |||||
| Valve control : | two overhead camshafts, driven by vertical shafts | |||||
| Cooling : | Air cooling | |||||
| Top speed : | approx. 270 km / h | approx. 260 and 250 km / h | ||||
Individual evidence
- ↑ http://usuarios.multimania.es/cporschecat/images/tecnica/motors/motor2p.gif ( page no longer available , search in web archives ) Info: The link was automatically marked as defective. Please check the link according to the instructions and then remove this notice.
- ↑ Archive link ( Memento of the original from October 4, 2015 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice.
