Subaru Workshop Service and Repair Manuals

Camshaft: Specifications

Bend Limit .......................................................................................................................................................................................  0.020 mm (0.0008 inch)
Thrust Clearance:

Standard ............................................................................................................................................................  0.040 - 0.080 mm (0.0016 - 0.0031 inch)
Limit ..............................................................................................................................................................................................  0.10 mm (0.0039 inch)

Cam Lobe Height:

Intake:

Standard ......................................................................................................................................................  42.20 - 42.30 mm (1.6614 - 1.6654 inch)
Limit ......................................................................................................................................................................................  42.04 mm (1.6551 inch)

Exhaust:

Standard:

Front ......................................................................................................................................................  42.50 - 42.60 mm (1.6732 - 1.6772 inch)
Rear .......................................................................................................................................................  41.40 - 41.50 mm (1.6299 - 1.6339 inch)

Limit:

Front ................................................................................................................................................................................  42.34 mm (1.6669 inch)
Rear .................................................................................................................................................................................  41.24 mm (1.6236 inch)

Camshaft Journal Outside Diameter:

Front ..............................................................................................................................................................  31.946 - 31.963 mm (1.2577 - 1.2584 inch)
Center ............................................................................................................................................................  27.946 - 27.963 mm (1.1002 - 1.1009 inch)
Rear ...............................................................................................................................................................  27.946 - 27.963 mm (1.1002 - 1.1009 inch)

Camshaft Journal Hole Inside Diameter:

Front ..............................................................................................................................................................  32.000 - 32.018 mm (1.2598 - 1.2605 inch)
Center ............................................................................................................................................................  28.000 - 28.018 mm (1.1024 - 1.1031 inch)
Rear ...............................................................................................................................................................  28.000 - 28.018 mm (1.1024 - 1.1031 inch)

Oil Clearance:

Standard ............................................................................................................................................................  0.037 - 0.072 mm (0.0015 - 0.0028 inch)
Limit ..............................................................................................................................................................................................  0.10 mm (0.0039 inch)

Intake Valve Timing:

Opening ...............................................................................................................................................................................................................  6° BTDC
Closing ..............................................................................................................................................................................................................  50° ABDC

Exhaust Valve Timing:

Opening:

Front ...........................................................................................................................................................................................................  54° BBDC
Rear .............................................................................................................................................................................................................  30° BBDC

Closing:

Front ...........................................................................................................................................................................................................  10° ATDC
Rear .............................................................................................................................................................................................................  10° ATDC