Subaru Impreza 2004 Service Manual page 8

Belt
tension Protrusion of adjuster rod
adjuster
Spacer O.D.
Tensioner bush I.D.
Belt
Clearance between spacer and bush
tensioner
Side clearance of spacer
Bend limit
Thrust clearance
Cam lobe height
Camshaft
Journal O.D.
Oil clearance
Surface warpage limit
Cylinder
Surface grinding limit
head
Standard height
Refacing angle
Valve seat
Contacting width
Inner diameter
Valve guide
Protrusion above head
Head edge thickness
Stem diameter
Valve
Stem oil clearance
Overall length
Free length
Squareness
Valve
spring
Tension/spring height
General Description
STD
Limit
STD
Limit
STD
Limit
STD
Intake
Limit
STD
Exhaust
Limit
Front
STD
Center
rear
STD
Limit
STD
Intake
Limit
STD
Exhaust
Limit
STD
Intake
Limit
STD
Exhaust
Limit
Intake
Exhaust
Intake
STD
Exhaust
Limit —
Intake
Exhaust
Set
Lift
ME(H4DOTC)-7
5.2 — 6.2 mm (0.205 — 0.244 in)
17.955 — 17.975 mm (0.7069 — 0.7077 in)
18.0 — 18.08 mm (0.7087 — 0.7118 in)
0.025 — 0.125 mm (0.0010 — 0.0049 in)
0.175 mm (0.0069 in)
0.2 — 0.55 mm (0.0079 — 0.0217 in)
0.81 mm (0.0319 in)
0.020 mm (0.0079 in)
0.040 — 0.080 mm (0.0016 — 0.0031 in)
0.10 mm (0.0039 in)
45.25 — 45.35 mm (1.781 — 1.785 in)
45.15 mm (1.758 in)
45.60 — 45.70 mm (1.795 — 1.799 in)
45.50 mm (1.791 in)
37.946 — 37.963 mm (1.4939 — 1.4946 in)
29.946 — 29.963 mm (1.1790 — 1.1796 in)
0.037 — 0.072 mm (0.0015 — 0.0028 in)
0.10 mm (0.0039 in)
0.05 mm (0.0020 in)
0.3 mm (0.012 in)
127.5 mm (5.02 in)
90
1.0 mm (0.039 in)
1.7 mm (0.067 in)
1.5 mm (0.059 in)
2.2 mm (0.087 in)
6.000 — 6.012 mm (0.2362 — 0.2367 in)
15.8 — 16.2 mm (0.622 — 0.638 in)
1.2 mm (0.047 in)
0.8 mm (0.031 in)
1.5 mm (0.059 in)
0.8 mm (0.031 in)
5.955 — 5.970 mm (0.2344 — 0.2350 in)
5.945 — 5.960 mm (0.2341 — 0.2346 in)
0.030 — 0.057 mm (0.0012 — 0.0022 in)
0.040 — 0.067 mm (0.0016 — 0.0026 in)
0.15 mm (0.0059 in)
104.4 mm (4.110 in)
104.7 mm (4.122 in)
43.89 mm (1.728 in)
2.5 , 1.9 mm (0.075 in)
205 — 237 N (20.9 — 24.2 kgf, 46.1 — 53.3 lb)/
36.0 mm (1.417 in)
553 — 611 N (56.4 — 62.3 kgf, 124 — 137 lb)/
26.45 mm (1.041 in)
MECHANICAL