ENGINE 3-67
B
• The 1st 1 and 2nd 2 piston rings should be installed with the
mark facing up.
• First, install a spacer 3 into the oil ring groove and then install
the two side rails 4. The spacer and side rails do not have a
designated top and bottom. They can be installed in any posi-
tion.
!
When installing the spacer, be careful not to allow its
two ends to overlap in the groove.
A INCORRECT
B CORRECT
NOTE:
Install the pistons with the arrow mark facing towards the exhaust
side.
2
1
A
• Position the piston ring gaps as shown. Before inserting each
piston into its cylinder, check that the gaps are properly posi-
tioned.
A Exhaust side
B Intake side
5 2nd ring and lower side rail
6 Upper side rail
7 1st ring and spacer
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