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ENGINE
ATTACHMENT (6)
Service Data
Cylinder Head and Valve
Items
Standards
Compression Pressure (Engine cranking speed at 400 rpm)
588-618 KPa (6.0-6.3 Kgf/cm2)
IN
0.150 ± 0.05 mm
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EX
0.270 ± 0.05 mm
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0.05mm
IN
42.35 – 42.45 mm
42.05 mm
EX
42.35 – 42.45 mm
42.05 mm
MAG
25.000 – 25.021 mm
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PTO
21.99 – 22.00 mm
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MAG
24.946 –24.963 mm
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PTO
21.976 –21.985 mm
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MAG
0.037 –0.075 mm
0.10 mm
PTO
0.005 – 0.024 mm
0.10 mm
IN
5.950 – 5.965 mm
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EX
5.945 – 5.960 mm
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IN
1.0 mm
0.8 mm
EX
1.0 mm
0.8 mm
IN
6.000 – 6.012 mm
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EX
6.000 – 6.012 mm
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IN
0.035 – 0.062 mm
0.15 mm
EX
0.040 – 0.067 mm
0.15 mm
Inner
IN/Ex
40 mm
38.0 mm
Outer
IN/Ex
41.9 mm
39.9 mm
Valve Clearance (Cold engine)
Warpage on cylinder head upper surface
Cam height
Inner diameter of Camshaft bearing
Camshaft
Outer diameter of Camshaft bearing
Oil clearance of camshaft bearing
Outer diameter of Valve Stem
Marginal width of Valve face portion
Valve and
Valve Guide
Inner diameter of Valve Guide
Clearance between Stem and Guide
Free length of Valve Spring
Service Limit
【6-45】