BMW N55 - N55 Engine Technical Data and Identification; Technical Specifications and Performance Diagrams

Te c hn i cal Data
Unit
N54B30O0 (E71/X6
xDrive35i)
N55B30M0
(F07/535i)
Configuration
6 inline 6 inline
Cylinder capacity
[cm³] 2979 2979
Bore/stroke
[mm] 84.0/89.6 84.0/89.6
Power output at
engine speed
[kW/bhp] [rpm] 225/306 5800 - 6250 225/306 5800 - 6400
Power output per liter
[kW/l] 75.53 75.53
Tor qu e at engine speed
[Nm] [rpm] 400 1300 - 5000 400 1200 - 5000
Compression ratio
[ε]
10.2 10.2
Valves/cylinder
4 4
Fuel consumption,
EU combined
[l/100 km] 10.9 8.9
CO2 emission
g/km 262 209
Digital Motor Electronics
MSD81 MEVD17.2
Exhaust emission
legislation, US
ULEV ULEV II
Engine oil specification
BMW Longlife-01 BMW
Longlife-01 FE BMW
Longlife-04
-
Top speed
[km/h] 240 250
Acceleration
0 - 100 km/h/62mph
[s] 6.7 6.3
Vehicle curb weight DIN/EU
[kg] 2070/2145 1940/2015
* = Electronically governed
8
N55 Engine