PISTON
INSPECTION
Temporarily install the piston rings to their proper
position with the mark facing
up.
Measure
the piston
ring-to-ring groove
clearance
with
the
rings
pushed
into
the
grooves.
SERVICE
LIMITS:
Top:
0.11 mm (0.004 in)
Second:
0.10 mm (0.004
in)
Insert the
piston
ring
squarely into the
bottom of the
cylinder
and measure
the ring end gap.
SERVICE
LIMITS:
Top:
0.5 mm (0.02
in)
Second:
0.6 mm (0.02
in)
Oil
(side rail):
0.9 mm (0.04
i n)
M
easure
the diameter of
the
pist
on at 18 mm
(0.7
in)
from
the
bottom
and
90
degrees to the
piston pin
hole.
SERVICE LIMIT: 71.90 mm (2.831
in)
Measure
the piston pin bore.
SERVICE LIMIT: 17.02 mm (0.670
in)
CRANKSHAFT
/ PISTON/
CYLINDER
12-13