Engine Designations: Notes

Officially, the engine designation for the new BMW N63 engine is N63B44O0. The designation is broken down in the following:

Fig 1: Engine Output Chart

Courtesy of BMW OF NORTH AMERICA, INC.

ENGINE DESIGNATIONS

Index	Explanation
N	BMW Group "New Generation" engine
6	8-cylinder engine
3	Gasoline, direct-injection
B	Gasoline engine
44	4.4 liter displacement
O	Upper output stage
0	New development