Camshafts And Valvetrain, Installing - BMW 1999-2005 M3 Service Manual

Cylinder Head Removal and Installation
4 of 21
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Tightening torques
Stage 2
Stage 3
Install intake camshaft position sensor
(arrow).
Install exhaust manifolds. See 180
-
Exhaust System.
Install lower secondary chain guide.
Tighten Torx bolts (arrows) to
specifications. The bolt on the intake
camshaft side is long and extends into
the engine block.
Tightening torque
Secondary chain
guide to cylinder
head
Install and tighten cylinder
head-to-lower timing chain cover bolts
(arrows). (Photo shows camshafts in
place)
Camshafts and valvetrain,
installing
CAUTION!
+90°
+90°
10 Nm (89 in-lb)
2/25/2009 9:42 PM