3 Series E93 330i (N53) CONVER
11 33 050
Removing and installing or replacing all
rocker arms (N53)
Special tools required:
•
11 4 480
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 N53. 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 HVCA element and remove.
Set down roller cam followers in tidy and orderly fashion; if
necessary, set down in special tool 11 4 480 .
Installation:
Before installing exhaust and intake camshafts, make sure roller
cam followers are correctly seated.
RA Removing and installing or replacing all rocker arms (N53)
BMW AG - TIS
10.02.2013 12:28
Issue status (12/2007) Valid only until next DVD is issued
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