Engine Specifications

Engine Specifications

911 Turbo (996)

Engine







Engine Design
Type 6-cylinder aluminium opposed-cylinder engine, water-cooled, bi-turbo
Valve arrangement 2 intake, 2 exhaust, suspended in parallel V arrangement
Valve control Via flat-base tappets
Valve clearance Hydraulic valve clearance compensation

Valve timing with 1 mm valve lift and zero clearance, basic inlet camshaft setting early

Inlet opens 10 degree before TDC
Inlet closes 20 degree after BDC
Exhaust opens 41 degree before BDC
Exhaust closes 9 degree before TDC

Engine cooling
Type Liquid cooling, three radiators (Tiptronic additional radiator) two electric fans, three-stage control

Engine lubrication
Type Dry sump lubrication with separate tank
Oil cooling Via oil-water heat exchanger
Oil pressure (rpm) Approx. 6.5 bar at 90 degree C
Oil consumption Up to 1.0 l/1.000 km

Emission control
EURO III Stereo oxygen sensor closed-loop control and 3-way catalytic converter system with one 2-stage catalytic converter each on the left and right, secondary-air system and European OBD
USA LEV Stereo oxygen sensor closed-loop control and 3-way catalytic converter system with one 2-stage catalytic converter each on the left and right, secondary-air system and OBD II and ORVR

Fuel system
Fuel injection ME 7.8 (digital engine electronics) Triggering of injection sequential
Fuel supply 1 electrical internal gear pump with 2 additional sucking jet pumps

Required fuel
Fuel quality (RON) 98 unleaded

Electrical System







Load values of the 911 Turbo (996)







Test conditions
- Engine temperature higher than 90 degree C
- Ambient temperature 20 degree C
- No loads switched on.