Boxster S (987) F6-3.4L (2008)
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Chain tensioner, cylinders 4 - 6
Information
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Position crankshaft above the pulley or vibration balancer before the final adjustment of the timing to the TDC marking.
6. Turn the crankshaft by means of the pulley or vibration balancer clockwise (running direction of engine) to TDC mark: 'TDC' marking on
pulley/vibration balancer coincides with fixing bore in crankcase. Fix with a locating pin 9595/1.
Pulley fixed at TDC marking
7. Insert four Torx screws M6 at sprocket of outlet camshaft and tighten evenly in diagonally opposite sequence. --> Tightening torque: 14 Nm (10.5
ftlb.)
Outlet camshaft sprocket tightened
8. Tighten the central screw of the camshaft adjusting device.
8.1.
Fit special tool retaining tool 9685 on hexagon of intermediate piece of the central screw.
8.2.
Screw in the central screw gently by hand so that the loose contact block just touches the fitting bore of the oil suction pump. Fix the
hexagon-head bolt to the contact block.
