4D68 ENGINE (E-W) -
Pistons and Connecting Rods
11A-11-3
"
D
A
PISTON AND CONNECTING ROD ASSEMBLY
INSTALLATION
(1) Liberally coat engine oil on the circumference of the piston,
piston ring, and oil ring.
(2) Arrange the piston ring and oil ring gaps as shown in
the illustration.
(3) Rotate the crankshaft so that the crank pin is on the center
of the cylinder bore.
(4) Use suitable thread protectors on the connecting rod bolts
before inserting the piston and connecting rod assembly
into the cylinder block. Care must be taken not to nick
the crank pin.
(5) Using a suitable piston ring compressor tool, install the
piston and connecting rod assembly into the cylinder block.
Caution
D
Direct the front mark (arrow) on the piston top
towards the engine front (timing belt side).
"
E
A
CONNECTING ROD CAP INSTALLATION
(1) Verifying the mark made during disassembly, install the
bearing cap to the connecting rod. If the connecting rod
is new with no index mark, make sure that the bearing
locking notches come on the same side as shown.
(2) Make sure that the connecting rod big end side clearance
meets the specification.
Standard value: 0.10 - 0.25 mm
Limit: 0.4 mm
PWEE9609
E
Dec. 1996Mitsubishi Motors Corporation
6EN0549
Coil expander joint No. 1
No. 2
Piston pin
Timing
belt side
Oil ring
DEN0054
Timing belt
side
DEN0051
Cylinder No.
Notches
6EN0621
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