Impreza 2.5 RS Coupe AWD F4-2.5L SOHC (2001)
3. Apply a coat of grease to oil seal lips and install oil seal (A) on camshaft using ST1 and ST2.
CAUTION: Use a new oil seal.
ST1 499597000 OIL SEAL GUIDE
ST2 499587500 OIL SEAL INSTALLER
4. Install plug using ST.
ST 499587700 OIL SEAL INSTALLER
5. Adjust the valve clearance.
6. Install rocker cover and connect PCV hose.
7. Install oil level gauge guide. (LH side only)
8. Install camshaft position sensor support. (LH side only)
9. Install timing belt assembly.
10. Install crankshaft pulley.
11. Install V-belt.
C: INSPECTION
1. CAMSHAFT
1. Measure the bend, and repair or replace if necessary.
Limit: 0.025 mm (0.0010 inch)
2. Check journal for damage and wear. Replace if faulty.
3. Measure outside diameter of camshaft journal and inside diameter of cylinder head journal, and determine the difference between the two (= oil
clearance). If oil clearance exceeds specifications, replace camshaft or cylinder head as necessary.
4. Check cam face condition; remove minor faults by grinding with oil stone. Measure the cam height H; replace if the limit has been exceeded.