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6A1-58 ENGINE MECHANICAL (M13 ENGINE)
8) Install guide hose (1) over threads of rod bolts.
This prevents damage to bearing journal and rod bolt
threads when removing connecting rod.
9) Decarbonize top of cylinder bore before removing piston
from cylinder.
10) Push piston and connecting rod assembly out through the
top of cylinder bore.
DISASSEMBLY
1) Using piston ring expander, remove two compression rings
(Top and 2nd) and oil ring from piston.
2) Remove piston pin from connecting rod.
• Ease out piston pin circlips (1), as shown.
• Force piston pin out.
CLEANING
Decarbonize piston head and ring grooves, using a suitable tool.
INSPECTION
Cylinder
• Inspect cylinder walls for scratches, roughness or ridges
which indicate excessive wear. If cylinder bore is very rough
or deeply scratched or ridged, rebore cylinder and use over-
size piston.
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