11 33 050 Removing and installing or replacing all rocker arms (N54, N54T)
WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
IMPORTANT:
Rocker arms (1) are divided into bearing categories.
The tolerance classes are identified in numbers from 1 to 6.
Already used rocker arms (1) may only be reused in the same position.
Classification is not required on the N54 engine. All numbers from 1 to 6 can be optionally installed as a replacement.
The tolerance classes are identified in numbers from 1 to 6.
Already used rocker arms (1) may only be reused in the same position.
Classification is not required on the N54 engine. All numbers from 1 to 6 can be optionally installed as a replacement.
Necessary preliminary tasks:
- Remove CYLINDER HEAD COVER
- Remove INTAKE CAMSHAFT
- Remove EXHAUST CAMSHAFT .
Detach roller cam followers (1) from hydraulic valve clearance compensating element and remove.
Set down roller cam followers in tidy and orderly fashion; if necessary, set down in special tool 11 4 480 .
Installation note:
Before installing exhaust and inlet camshafts, make sure roller cam followers are correctly seated.
Remove hydraulic valve clearance compensating element in direction of arrow.
Installation note:
If the hydraulic valve clearance compensating elements are reused, they must be placed together with the roller cam followers in neat order if necessary in special tool 11 4 480 .
Assemble engine.