5 Series E34 525td (M51) TOUR
Press down valve spring on spring cap, top, and remove valve
keys.
Removing valve spring and plate spring.
Arrangement until 9.92: Valve shaft
∅
7 mm
Installation sequence:
1.
Valve
2.
Valve-stem seal
3.
Lower plate spring
4.
Outer spring
5.
Inner spring
6.
Upper plate spring
7.
Valve tapers
Installation:
If one of the springs in a spring pack (inner or outer springs) is
damaged or broken, replace both springs. Only use inner and
outer springs from the same manufacturer and with same
color code.
Arrangement with effect from 9.92: Valve shaft
∅
6 mm
Installation sequence:
1.
Valve
2.
Valve-stem seal
3.
Lower plate spring
4.
Valve spring
5.
Upper plate spring
6.
Valve tapers
RA Replacing all valve springs (M51)
BMW AG - TIS
23.01.2013 06:44
Issue status (12/2007) Valid only until next DVD is issued
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