6G7 ENGINE (E - W) - Piston and Connecting Rod |
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Side rail end
7EN0451
Piston ring expander
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| 7EN0452 |
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| Identification mark |
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Identification mark | Size mark |
9EN0524
E Mitsubishi Motors Corporation | Dec. 1996 |
"BA OIL RING
(1)Install the oil ring spacer into the piston ring groove. Next install the upper side rail into the piston ring groove, and then install the lower side rail.
NOTE
D There is no distinction between the upper and lower surfaces of the side rail and spacer.
D The spacer and side rail (new part) are painted the following colour to enable size identification.
Side rail | Identification colour |
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S.T.D. | None |
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0.50 mm O.S. | Blue |
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1.00 mm O.S. | Yellow |
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(2)The side rail can be inserted easily into the piston groove by first inserting one end and then pushing the rail into place while turning it by hand as shown.
Caution
D The side rail may break if a ring expander is used.
(3)After installation into the piston, make sure the side rail turns smoothly in either direction.
"CA PISTON RING NO. 2 / PISTON RING NO. 1
(1)Using piston ring expander, fit No. 2 and then No. 1 piston ring into position.
NOTE
D Note the difference in shape between No. 1 and No. 2 piston rings.
D Install piston rings No. 1 and No. 2 with their side having marks facing up (on the piston crown side).
PWEE9615