911 Turbo Cabriolet AWD (997) F6-3.6L Turbo (2008)
11. Fit guide rail with three Torx screws (M6 x 25) -arrows- and tighten it. Observe the marking -R- or -L-. - Tightening torque: 13 Nm (9.5 ftlb.)
Guide rail
Adjusting camshaft timing
Information
Tighten the screws for the adjustment device only slightly. It must be possible to move the frame easily by hand.
1. Check camshaft position. On the cylinder side to be adjusted, the cams of the first cylinder (viewed from the belt side) must be at the overlap
position.
1.1.
Overlap of cylinder 1: the cams on the intake and outlet camshaft of cylinder 1 are facing each other.
Cam positions with cylinder 1 overlapping
1.2.
Overlap of cylinder 4: the cams on the intake and outlet camshaft of cylinder 4 point away from each other (each points towards the cylinder
head outer wall).
Cam positions with cylinder 4 overlapping
-1- Outlet camshaft
-2- Intake camshaft