Impreza WRX STI F4-2.5L DOHC Turbo (2007)
17) Remove the oil flow control solenoid valve assembly, intake camshaft cap and camshaft.
18) Remove the exhaust camshaft caps and camshaft.
NOTE: Arrange camshaft caps in order so that they can be installed in their original positions.
19) Similarly, remove the camshafts (RH) and related parts.
INSTALLATION
1) Install the camshaft.
Apply engine oil to the cylinder head at camshaft bearing installation location before installing the camshaft. Install the camshaft so that each valve is
close to or in contact with base circle of the cam lobe.
NOTE:
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Set the camshaft to the position shown in the figure. It is necessary to rotate the camshaft (LH) slightly when installing the timing belt.
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Camshaft (RH) need not be rotated when set at the position shown in the figure.
2) Install the camshaft cap and oil flow control solenoid valve assembly.
(1) Apply small amount of liquid gasket to the mating surface of cap.
NOTE:
Do not apply liquid gasket excessively. Applying excessively may cause excess gasket to come out and flow toward oil seal, resulting in oil leak.
