Daewoo Musso. Manual - part 67

1B2-88  M161 ENGINE MECHANICAL

CRANKSHAFT SPROCKET

Preceding Work : Removal of oil pan

Removal of tensioning rail
Removal of crank case guide rail
Removal of cylinder head

6 Bolt (M8 x 20, 1 piece) / Washer .......... 29-35 Nm
7 Oil Pump Sprocket
8 Oil Pump
9 Oil Pump Roller Chain

10 Timing Chain

1 Oil Pump Chain Tensioner
2 Oil Pump Chain Spring
3 Oil Pump Chain Bushing (Pin)
4 Crankshaft Sprocket
5 Key

M161 ENGINE MECHANICAL  1B2-89

Tools Required

615 589 01 33 00 Caulking Bolt

Removal & Installation Procedure

1. Put the assembly mark at the crankshaft sprocket (4) and

the timing chain (10) with the paint (arrow).

Installation Notice

Align the assembly marks on cranshaft sprocket and timing
chain. Also, align the assembly marks on camshaft sprocket
and timing chain when installing.

2. Unscrew the bolt (6) and remove the oil pump sprocket (7)

from the oil pump.

Installation Notice

Caulking (04)  615  589  01  33  00

3. Remove the oil pump roller chain (9).

4. Remove the oil pump chain tensioner (1), oil pump chain

bushing (3), and the oil pump chain spring (2).

5. Remove the crankshaft sprocket (4) using the puller (04,

special tool).

Notice

l

Make sure not to lose the crankshaft pulley key (5) when
removing.

l

Install the crankshaft sprocket (4) after warming it up.

6. Installation should follow the removal procedure in the

reverse order.

Tightening  Torque

29 - 35 Nm

1B2-90  M161 ENGINE MECHANICAL

PISTON

Preceding Work : Removal of engine

Removal of cylinder head
Removal of oil pan
Removal of oil pump
Removal of  baffle plate

1 Connecting Rod Bearing Cap
2 Connecting Rod
3 Connecting Rod Bolt

(M9 x 52, 8 pieces) ...................... 1st step 40 Nm

2nd step 90° +5°

4 Piston
5 Snap Ring
6 Piston Pin

M161 ENGINE MECHANICAL  1B2-91

Tools Required

001 589 72 21 00 Torqued Wrench

000 589 04 14 00 Clamping Strap

Removal Procedure

1. Unscrew the connecting rod bolt (3) and remove the cap.

2. Remove the connecting rod and the piston upward.

Notice

Make sure that the bearing cap and shell are not changed
each other.

3. Remove the snap ring (5) and pull out the piston pin (6).

Notice

Remove the snap ring using a clean cloth as shown in the
right picture so that the piston, piston ring, and the snap
ring don’t get damaged.

Installation Procedure