Porsche 911 User Manual
Page 20
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· 42 ·
Engine cross section: 3.8-litre boxer engine
1. High-pressure pump
2. High-pressure injector
3. Ignition rod module
4. Camshaft controller
5. Valve lift adjustment
switch valve
6. Switch tappet with
integrated valve
clearance compensation
7. Intake camshaft
8. Intake valves
9. Valve spring
10. Combustion chamber with
Alusil cylinder liner surface
11. Forged aluminium piston
12. Forged connecting rod
13. Crankshaft
14. Water pump
15. Air-conditioning compressor
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· 43 ·
Engine speed (rpm)
Torque
(Nm)
Power
(kW)
180
220
260
300
0
20
40
60
80
100
120
140
160
180
200
220
240
260
1500
7500
2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000
340
380
420
460
280
300
283 kW (385 hp)
420 Nm
500
320
340
Engine speed (rpm)
Torque
(Nm)
Power
(kW)
180
220
260
300
0
20
40
60
80
100
120
140
160
180
200
220
240
260
1500
7500
2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000
340
380
420
460
280
300
500
320
340
254 kW (345 hp)
390 Nm
The new 911 | Engine
911 Carrera/911 Targa 4: 390 Nm at 4,400 rpm, 254 kW (345 hp) at 6,500 rpm
911 Carrera S/911 Targa 4S: 420 Nm at 4,400 rpm, 283 kW (385 hp) at 6,500 rpm
16. Power steering pump
17. Vibration damper
18. Alternator pulley
19. Hydraulic belt tensioner
20. Resonance valve
21. Distribution pipe
22. Selective resonator
23. Intake manifold with
integrated sound chamber
24. Electronically controlled
throttle valve
25. Oil filter
26. Thermostat
27. Evacuating pump
28. Coolant jacket
29. Crankcase breather
30. Timing chain
31. Starter