Isuzu Trooper 1999 Workshop Manual page 730

6A–88 ENGINE MECHANICAL
4. Install flywheel
1. Thoroughly clean and remove the oil from the
threads of crankshaft.
2. Remove the oil from the crankshaft and flywheel
mounting faces.
3. Mount the flywheel on the crankshaft and then
install the washer.
4. Holding the crankshaft stationary, tighten the
flywheel bolts in the order shown.
Torque: 54 N·m (40 lb ft)
NOTE: Do not reuse the bolts and do not apply oil or
thread lock to the bolts.
5. Install piston and connecting rod assembly.
 Apply engine oil to the cylinder bores, the
connecting rod bearings and the crankshaft pins.
NOTE: Do not apply engine oil to the bearing back faces.
 Check to see that the piston ring end gaps are
correctly positioned.
015RW001
Legend
(1) No.1 Compression Ring
(2) No.2 Compression Ring
(3) Oil Ring Side Rail Upper
(4) Oil Ring Side Rail Lower
(5) Piston Front Mark
 Insert the piston/connecting rod assemblies into
each cylinder with the piston ring compressor.
 The front marks (1) must be facing the front of the
engine.
015RS018
6. Install oil gallery and tighten the bolts in 2 steps in the
order shown.
1st step : 29 N·m (22 lb ft)
2nd step : 55°∼ 65°
015RS019
015RS020