Impreza F4-2.5L (2008)
2) Install the automatic belt tension adjuster assembly.
3) Install the belt idler No. 1.
TIMING BELT
1) Prepare for installation of the automatic belt tension adjuster assembly.
2) Align the mark (A) on crank sprocket with the mark on oil pump cover at cylinder block.
3) Turn the camshaft sprocket No. 2 using ST1, and turn the camshaft sprocket No. 1 using ST2 so that their alignment marks (A) come to top
positions.
ST1 18231AA010 CAM SPROCKET WRENCH
NOTE:
CAM SPROCKET WRENCH (499207100) can also be used.