Specifications

4M41 ENGINE -
Piston and Connecting Rod
11B-23-5
"
B
A
CONNECTING ROD BUSH INSTALLATION
Use the special tool to install the connecting rod bush
13
.
Component Parts of Special Tool MH062574 - Connecting
Rod Bush Puller Kit
A
: Collar
B
: Collar
C
: Puller
D
: Base
E
: Bracket
F
: Plate
G
: Nut
(1) Apply a thin coat of engine oil to the outside surface
of the connecting rod bush
13
and the bush fitting hole
in the connecting rod
15
.
(2) Set the collar
B
, connecting rod bush
13
and collar
A
on the puller
C
as shown and secure them with the nut
G
.
(3) Aligning the oil holes
J
, press-fit the connecting rod bush
13
into the connecting rod
15
slowly under a press ram
load
H
of approximately 49,035 N.
(4) After press-fitting, ream the connecting rod bush
13
for
the specified push-to-piston pin clearance.
Standard value: 0.03 - 0.05 mm
Limit: 0.1 mm
Caution
After reaming, insert the piston pin 10 into the
connecting rod bush 13 to ensure that it smoothly
moves with little play.
"
C
A
PISTON / PISTON PIN / CONNECTING ROD
ASSEMBLY INSTALLATION
(1) Use a piston
11
having the same size mark
“A”
,
“B”
,
or
“C”
as that stamped beside each cylinder on the upper
crankcase. (The marks are found in the order of the
cylinders No. 1, 2, 3 and 4 starting from the engine front
G
.)
H
: Location of stamped size mark
Caution
A mismatch of size marks can result in the piston
11 being seized while in motion.
PWEE9409-D
E
Feb. 2000Mitsubishi Motors Corporation Added
15
13
A
B
C
H
13
G
J
H
G