Impreza GT F4-2.5L Turbo (2009)
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Camshaft Gear/Sprocket: Service and Repair
Cam Sprocket
REMOVAL
NOTE:
Perform the work with the engine installed to body when replacing a single part.
1) Remove the V-belts.
2) Remove the crank pulley.
3) Remove the timing belt cover.
4) Remove the timing belt.
5) Remove the actuator cover of the intake cam sprocket.
6) Fasten the cam sprocket and remove from the camshaft using ST.
ST 499207400 CAM SPROCKET WRENCH
ST 499977500 CAM SPROCKET WRENCH
INSTALLATION
1) Fasten the cam sprocket and install to the camshaft using ST.
NOTE:
Do not confuse cam sprockets (LH) and (RH) during installation.
ST 499207400 CAM SPROCKET WRENCH
Tightening torque:
Tighten to 30 Nm (3.1 kgf-m, 22.1 ft-lb) of torque, and then tighten further by 45°.
ST 499977500 CAM SPROCKET WRENCH