Legacy GT LTD Sedan AWD F4-2.5L DOHC (1998)
6) Measure the widest point of the plastigauge on each journal.
If the oil clearance exceeds the limit, replace the cam shaft. If necessary, replace the camshaft caps and cylinder head as a set.
Standard oil clearance: 0.037 - 0.072 mm (0.0015 - 0.0028 inch)
Limit: 0.10 mm (0.0039 inch)
7) Completely remove the plastigauge.
5) Check cam face condition; remove minor faults by grinding with oil stone. Measure the cam height H; replace if the limit has been exceeded.
Cam height:
H Standard:
Intake: 42.20 - 42.30 mm (1.6614 - 1.6654 inch)
Exhaust:
Front: 42.50 - 42.60 mm (1.6732 - 1.6772 inch)
Rear: 41.40 - 41.50 mm (1.6299 - 1.6339 inch)
Limit:
Intake: 42.04 mm (1.6551 inch)
Exhaust:
Front: 42.34 mm (1.6669 inch)
Rear: 41.24 mm (1.6236 inch)
Cam base circle diameter A: 28.0 mm (1.102 inch)
6) Measure the thrust clearance of camshaft with dial gauge. If the clearance exceeds the limit, replace caps and cylinder head as a set. If necessary
replace camshaft.
Standard: 0.040 - 0.080 mm (0.0016 - 0.0031 inch)
Limit: 0.1 mm (0.004 inch)
INSTALLATION