Impreza WRX STI F4-2.5L Turbo (2008)
3) Install the rocker cover on cylinder head. Ensure the gasket is properly positioned during installation.
4) Temporarily tighten the rocker cover tightening bolt in alphabetical sequence shown in the figure, and then tighten to specified torque in
alphabetical order.
13) Connect the PCV hose to the rocker cover and lock it by fitting the clamp protrusion using ST.
ST 18353AAOOO CLAMP PLIERS
NOTE: Use a new clamp.
14) Connect the connector to the intake oil flow control solenoid valve.
