The N54 and N52KP meet ULEV II requirements for 2007. There are not many
changes to the emission
systems on these engines. The N54 engine has 2 underbody catalysts in addition
to the "near engine" catalysts
already in use from the N52.
The N51 engine, however, is a SULEV II compliant engine which
Minimum set: Mechanical tools
Note: For withdrawing radial seals 00 5 011 for E90
Series: E12, E21, E23, E24, E28, E30, E30/C, E30tou, E31, E32, E32/3, E34,
E34tou, E36, E36/2, E36/3,
E36/5, E36/7, E36/C, E36tou, E38, E38/3, E39, E39PL, E39tou, E46, E46/16, E46/2,
E46/3, E46/5, E46/C,
E52, E53, E6