Outback F6-3.0L DOHC (2006)
5. Check the cam face condition; remove the minor faults by grinding with oil stone. Measure the cam height H. If it exceeds the limit, replace it.
6. Measure the side clearance of camshaft with dial gauge. If the side clearance exceeds the limit or offset wearing is emitted, replace the caps and
cylinder head as a set. If necessary, replace the camshaft.
Standard:
Intake 0.075 - 0.135 mm (0.0030 - 0.0053 inch)
Exhaust 0.030 - 0.090 mm (0.0012 - 0.0035 inch)