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SPEC
ENGINE SPECIFICATIONS
Rocker arm/rocker arm shaft
Rocker arm inside diameter 10.000 ~ 10.015 mm
(0.3937 ~ 0.3943 in)
Rocker arm shaft outside diameter 9.972 ~ 9.987 mm
(0.3926 ~ 0.3932 in)
Rocker-arm-to-rocker-arm-shaft clearance 0.013 ~ 0.043 mm
(0.0005 ~ 0.0017 in)
Valve, valve seat, valve guide
Valve clearance (cold) IN 0.07 ~ 0.10 mm
(0.0027 ~ 0.0039 in)
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EX 0.07 ~ 0.10 mm
(0.0027 ~ 0.0039 in)
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Valve dimensions
“A” head diameter ----
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“B” face width ----
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“C” seat width
“D” margin thickness
Stem outside diameter
Guide inside diameter
Item Standard Limit
B
C
D
A
Head Diameter Face Width Seat Width Margin Thickness
IN 20.9 ~ 21.1 mm
(0.8228~ 0.8307 in)
EX 18.9 ~ 19.1 mm
(0.7441~ 0.7520 in)
IN 1.50 ~ 1.80 mm
(0.0591~ 0.07.9 in)
EX 1.50 ~ 1.80 mm
(0.0591~ 0.0709 in)
IN 0.8 ~ 1.1 mm
(0.0315 ~ 0.0433 in)
1.6 mm
(0.0630 in)
EX 0.8 ~ 1.1 mm
(0.0315 ~ 0.0433 in)
1.6 mm
(0.0630 in)
IN 0.5 ~ 0.9 mm
(0.0197 ~ 0.0354 in)
EX 0.6 ~ 1.0 mm
(0.0236 ~ 0.0394 in)
IN 4.975 ~ 4.990 mm
(0.1959 ~ 0.1965 in)
4.900 mm
(0.1930 in)
EX 4.955 ~ 4.970 mm
(0.1951~ 0.1957 in)
4.900 mm
(0.1930 in)
IN 5.000 ~ 5.012 mm
(0.1969 ~ 0.1973 in)
5.030 mm
(0.1980 in)
EX 5.000 ~ 5.012 mm
(0.1969 ~ 0.1973 in)
5.030 mm
(0.1980 in)
10.100 mm
(0.3976 in)
9.910 mm
(0.3902 in)
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