compression ratio PORSCHE 911 CARRERA 2005 5.G Owners Manual

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Technical Data
Technical DataEngine data
911 Carrera 911 Carrera S
Type M 96/05 M 97/01
Horizontally opposed engine, liquid cooledHorizontally opposed engine, liquid cooled
Number of cylinders 6 6
Bore 3.78 in./96 mm 3.90 in./99 mm
Stroke 3.26 in./82.8 mm 3.26 in./82.8 mm
Cubic capacity 219.4 cu. in./3596 cm
3 233.3 cu. in./3824 cm
3
Compression ratio 11.3 : 1 11.8 : 1
Net-horsepower, SAE J 1349 325 hp/239 kW 355 hp/261 kW
at crankshaft speed 6800 rpm 6600
Net torque, SAE J 1349 273 ft. lb./370 Nm 295 ft. lb./400 Nm
at crankshaft speed 4250 rpm 4600 rpm
Engine control Stationary high-voltage distribution, sequential injection,
cylinder-selective knock-control, stereo oxygen sensor closed-loop control, diagnostic system,
4 overhead camshafts, Porsche VarioCam Plus, hydraulic valve clearance compensation