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CYLINDER HEAD AND CYLINDER
Cylinder bore
Out of round
C = Maximum D
T = (Maximum of D
R = (Maximum of D
S If out of specification, replace cylinder, and
2nd step:
S Measure the piston skirt diameter (P) with a
a 10 mm (0.39 in) from the bottom edge of the piston
S If out of specification, replace the piston and
3rd step:
S Calculate the piston-to-cylinder clearance
Piston-to-cylinder clearance =
S If out of specification, rebore or replace cylin-
5-8
Standard
73.00 X 73.02
mm
(2.874 X 2.875
(C)
in)
Taper (T)
–
–
(R)
or D
1
(Maximum of D
or D
5
, D
1
3
(Minimum of D
, D
2
4
replace piston and piston rings as a set.
micrometer.
Piston size (standard) (P):
72.94 X 72.95 mm
(2.871 X 2.872 in)
piston rings as a set.
with the following formula:
Cylinder bore (C) –
Piston skirt diameter (P)
der, and replace piston and piston rings as a
set.
Piston-to-cylinder clearance:
0.055 X 0.060 mm
(0.0022 X 0.0024 in)
Limit 0.1 mm (0.004 in)
ENG
Wear limit
73.10 mm
(2.878 in)
0.05 mm
(0.002 in)
0.01 mm
(0.0004 in)
) –
2
)
6
or D
) –
5
or D
)
6
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