The New 911 2012 by Porsche USA

More catalogs by Porsche USA | The New 911 2012 | 49 pages | 2012-07-26

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Page 14 of The New 911 2012

the new 911|engine 22 23 1 2 3 4 5 6 7 8 9 10 20 21 29 2 10 31 24 11 13 28 15 25 7 5 6 3 30 4 19 26 14 1 9 8 18 17 12 16 27 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 high-pressure pump high-pressure injector ignition rod module camshaft controller valve-lift adjustment switch valve switch tappet with integrated valve-clearance compensation intake camshaft intake valves valve spring combustion chamber with alusil cylinder liner surface forged aluminum piston forged connecting rod crankshaft water pump air-conditioning compressor pdcc servo pump vibration damper alternator pulley with freewheel hydraulic belt tensioner resonance valve resonance distributor resonance valve actuator intake manifold with integrated sound chamber electronically controlled throttle valve oil filter electronic map-controlled thermostat vacuum pump coolant jacket crankcase breather timing chain auto start stop module engineered for human nature new fuel-saving technologies to be embraced by humanity fuel-saving technologies must embrace human nature the new 911 does exactly that answering our desire for exhilaration and our need for efficiency without compromising either one pedal all audio and communication systems remain switched on and the climate control continues to maintain your selected temperature the only differences you will notice are the silence at the rear and the fuel savings as soon as you engage the clutch or release the brake the engine will thermal management the new thermal management system regulates the temperature in the engine and gearbox through the intelligent manipulation of heat flow in this way the engine and gearbox reach their optimal operating temperature sooner reducing fuel consumption through increased combustion efficiency and lubrication performance electrical system recuperation the new 911 models are also equipped as standard with fuel-saving electrical system recuperation technology the vehicle battery is recharged by the alternator predominantly under braking under acceleration on the other hand the power draw of the alternator is limited to increase the engine output available for driving the electrical systems are supplied by the electrical energy stored during the recharging process auto start stop function the auto start stop function is standard in the new 911 models in the 911 equipped with manual transmission the engine switches off automatically when you come to a stop select neutral and release the clutch pedal in cars equipped with the optional porsche doppelkupplung pdk transmission the engine switches off when you restart instantly and smoothly the auto start stop function may remain inactive under certain circumstances for example during extreme outside temperatures if the battery charge is low or if the sport button is selected it is also possible to deactivate the function manually using a separate button on the center console engine cross section 3.8-liter boxer engine stop and leave your foot on the brake 26 25