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ENG
CYLINDER HEAD, CYLINDER AND PISTON
EC474502
Piston ring
1. Install:
9Piston ring
Into the cylinder.
Push the ring with the piston crown.
2. Measure:
9End gap
Use a thickness gauge 1.
Out of limit → Replace.
3. Measure:
9Side clearance
Use a thickness gauge 1.
Out of limit → Replace piston and/or ring.
NOTE:
Check at several points.
EC474602
Piston clearance
1. Calculate:
9Piston clearance
Out of limit → Replace piston, and piston
ring and/or cylinder.
Refer to “Cylinder” and “Piston”.
Ring end gap (installed):
Standard <Limit>
0.5~0.7 mm 1.2mm
(0.020~0.028 in) (0.047 in)
Side clearance:
Standard <Limit>
0.035~0.080 mm 0.1mm
(0.0014~0.0031 in) (0.004 in)
PISTON
CLEARANCE
CYLINDER
BORE
PISTON
DIAMETER
=
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5MV-9-10-4B 6/12/00 8:39 PM Page 4