Double Vanos Components (M52 Tu, M54 Engine) - BMW 1999-2005 M3 Service Manual

Cylinder Head Removal and Installation
13 of 25
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Double VANOS
components (M52
TU, M54 engine)
1
2
3
4
5
6
7
8
9
10 - Primary
11 - Threaded
12 - Secondary
13 - Secondary
- Impulse wheel
mounting nut
- Exhaust
camshaft
impulse wheel
- Spring plate
- Thrust spacer (T
= 3.5 mm)
- Splined shaft
- Torx screw
- Exhaust
secondary
sprocket
- Secondary
timing chain
- Splined sleeve
sprocket
locating stud
chain tensioner
chain lower
guide
2/25/2009 9:39 PM