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ME(H4DOTC)-11
MECHANICAL
General Description
Belt
tension
adjuster
Protrusion of adjuster rod 5.2 — 6.2 mm (0.205 — 0.244 in)
Belt
tensioner
Spacer O.D. 17.955 — 17.975 mm (0.7069 — 0.7077 in)
Tensioner bush I.D. 18.0 — 18.08 mm (0.7087 — 0.7118 in)
Clearance between spacer and bush
STD 0.025 — 0.125 mm (0.0010 — 0.0049 in)
Limit 0.175 mm (0.0069 in)
Side clearance of spacer
STD 0.2 — 0.55 mm (0.0079 — 0.0217 in)
Limit 0.81 mm (0.0319 in)
Camshaft
Bend limit 0.020 mm (0.0079 in)
Thrust clearance
STD 0.040 — 0.080 mm (0.0016 — 0.0031 in)
Limit 0.10 mm (0.0039 in)
Cam lobe height
Intake
STD 46.25 — 46.35 mm (1.821 — 1.825 in)
Limit 46.15 mm (1.817 in)
Exhaust
STD 46.15 — 46.25 mm (1.817 — 1.821 in)
Limit 46.05 mm (1.813 in)
Journal O.D. STD
Front 37.946 — 37.963 mm (1.4939 — 1.4946 in)
Center
rear
29.946 — 29.963 mm (1.1790 — 1.1796 in)
Oil clearance
STD 0.037 — 0.072 mm (0.0015 — 0.0028 in)
Limit 0.10 mm (0.0039 in)
Cylinder
head
Surface warpage limit 0.05 mm (0.0020 in)
Surface grinding limit 0.3 mm (0.012 in)
Standard height 127.5 mm (5.02 in)
Valve seat
Refacing angle 90°
Contacting width
Intake
STD 1.0 mm (0.039 in)
Limit 1.7 mm (0.067 in)
Exhaust
STD 1.5 mm (0.059 in)
Limit 2.2 mm (0.087 in)
Valve guide
Inner diameter 6.000 — 6.012 mm (0.2362 — 0.2367 in)
Protrusion above head 15.8 — 16.2 mm (0.622 — 0.638 in)
Valve
Head edge thickness
Intake
STD 1.2 mm (0.047 in)
Limit 0.8 mm (0.031 in)
Exhaust
STD 1.5 mm (0.059 in)
Limit 0.8 mm (0.031 in)
Stem diameter
Intake 5.955 — 5.970 mm (0.2344 — 0.2350 in)
Exhaust 5.945 — 5.960 mm (0.2341 — 0.2346 in)
Stem oil clearance
STD
Intake 0.030 — 0.057 mm (0.0012 — 0.0022 in)
Exhaust 0.040 — 0.067 mm (0.0016 — 0.0026 in)
Limit — 0.15 mm (0.0059 in)
Overall length
Intake 104.4 mm (4.110 in)
Exhaust 104.7 mm (4.122 in)
Valve
spring
Free length 47.32 mm (1.8630 in)
Squareness 2.5°, 2.1 mm (0.083 in)
Tension/spring height
Set
205 — 235 N (20.9 — 24.0 kgf, 46.1 — 52.8 lb)/
36.0 mm (1.417 in)
Lift
426 — 490 N (43.4 — 50.0 kgf, 95.8 — 110 lb)/
26.5 mm (1.043 in)