Impreza 2.5 RS Sedan AWD F4-2.5L SOHC (2002)
Valve: Specifications
Valve, intake/exhaust
Head edge thickness-Intake
STD
1.0 mm
Limit
0.6 mm
Head edge thickness-Exhaust STD
1.2 mm
Limit
0.6 mm
Stem diameter
Intake
5.950 - 5.965 mm
Exhaust 5.945 - 5.960 mm
Stem oil clearance-STD
Intake
0.035 - 0.062 mm
Exhaust 0.040 - 0.067 mm
Stem oil clearance-Limit
---
0.15 mm
Overall length
Intake
120.6 mm
Exhaust 121.7 mm
