Piston Ring No. 2 / Piston Ring No. 1 Installation; Piston And Connecting Rod Assembly Installation - Mitsubishi 4G1 Series General Information Manual

4G1 ENGINE (E - W) -
Piston ring expander
Identification mark
Identification mark
Side rail
No. 2 ring and
spacer
E
E
Mitsubishi Motors Corporation
Mitsubishi Motors Corporation
"CA PISTON RING No. 2 / PISTON RING No. 1
(1) Using piston ring expander, fit No. 2 and No. 1 piston
7EN0452
Size mark
No. 1
No. 2
"DA PISTON AND CONNECTING ROD ASSEMBLY
No. 1 ring
(1) Apply oil to the piston, piston rings, and oil ring.
(2) Align the gaps of the piston rings and oil ring (side rails
Piston pin
(3) With the piston crown's front arrow mark pointing toward
Side rail
6EN0549
(4) Compress the piston rings tightly with a suitable ring
Nov. 1995
Aug. 2000
Pistons and Connecting Rods
INSTALLATION
ring into position.
NOTE
1. The ring end is provided with identification mark.
Item
No. 1 ring GDI
Except
GDI
No. 2 ring GDI
Except
GDI
2. Install piston rings with identification mark facing up,
to the piston crown side.
3. Size marks on piston rings are as follows.
Size
STD
0.25 mm O. S.
0.50 mm O. S.
1.00 mm O. S.
INSTALLATION
and spacer) as shown.
the timing belt side, press the piston and connecting rod
assembly into the cylinder from the top of the cylinder.
compression tool, then press the piston and connecting
rod fully into the cylinder. Do not strike the piston hard
since the piston rings may break and the crank pin may
be nicked.
PWEE9520
PWEE9520-D
11A-11-5
With catalytic
converter
Without catalytic
converter
With catalytic
converter
Without catalytic
converter
Size mark
None ALL
25 4G18
50 ALL
100 4G13, 4G15
Identifica-
tion mark
1R
1T
T
2R
2T
T2
Revised