2004 MITSUBISHI ENDEAVOR engine

Fig. 117: Heating Piston

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. With the front mark of the connecting rod and that of the piston located on the
same side, insert the
piston
pin.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 118: Identifying Mark On Piston And Connecting Rod

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
4. Set the snap ring into the other side of the piston pin hole.
5. Check that the
piston moves smoothl
y.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 119: Checking Piton Moves Smoothly

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
>>B<< OIL RING INSTALLATION 1. Fit the oil ring spacer into the piston ring groove.
2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 120: Installing Oil Ring Spacer

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. Install the upper side rail by hand.
To install the side rail, first fit one end of the rail into the piston groove, then
press the remaining portion into the position. See illustration.
3. Install the lower side rail in the same procedure as described in ste
p 2.
NOTE: The side rails and spacer may be installed in either
direction.
CAUTION: Do not use any piston ring expander when
installing the side rail. It will break the side rail.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 121: Installing Side Rail

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
4. Make sure that the side rails move smoothly in both directions.
>>C<< PISTON RING NO.2/PISTON RING NO.1 INSTALLATION 1. To prevent wrong installation, check the identification mark of each piston
ring. The identification mark is stamped near the ring gap:
Identification mark
2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Number 1 ring: 1T
Number 2 ring: 2T
Fig. 122: Identifying And Installing Piston Ring

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
NOTE: Size marks on piston rings are as follows.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 123: Identifying Piston Ring Size Chart

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. Using a piston ring expander, fit the number 2 piston ring into the number 2
groove of piston.
NOTE: Install the piston rings with their identification mark
facing up, to the piston crown side.

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor

Fig. 124: Using Piston Ring Expander

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. Install the number 1 piston ring in the same manner as step 2.
>>D<< CONNECTING ROD BEARING INSTALLATION 1. Measure the crankshaft pin diameter and confirm its classification from the
following table. In the case of a crankshaft supplied as a service part,
identification colors/marks of its
pins are
painte
d/stam
ped at the
positions

2004 Mitsubishi Endeavor Limited 2004 ENGINE Engine Overhaul - Endeavor