Reassembly - Isuzu 2000 Trooper Workshop Manual

6A–70 ENGINE MECHANICAL
1 Size Main Bearing
Mark Bore Diameter
68.994-69.000
1 1
(2.7163-2.7165)
68.987-68.993
2 2
(2.7160-2.7163)
68.980-68.986
3 3
(2.7157-2.7160)

Reassembly

1. Crankshaft (12)
D Install the main bearings to the cylinder block and
the main bearing caps.
D Be sure that they are positioned correctly.
D Apply new engine oil to the upper and lower main
bearing faces.
NOTE: Do not apply engine oil to the main bearing back
faces.
Crank Shaft Main 2 Size
Journal Diameter Mark
63.918-63.925
2
(2.5165-2.5167)
63.926-63.933
1
(2.5168-2.5170)
63.918-63.925
2
(2.5165-2.5167)
63.926-63.933
1
(2.5168-2.5170)
63.918-63.925
2
(2.5165-2.5167)
63.926-63.933
1
(2.5168-2.5170)
015RS012
Crank Crank
Shaft Shaft
Bearing Bearing
Size Mark Size Mark
(Upper (Lower
Side) Side)
Blue Blue
Brown Brown Brown Brown
Green Green Green Green
Yellow Yellow
D Carefully mount the crankshaft.
D Apply engine oil to the thrust washer.
D Assemble the thrust washer to the No.3 bearing
journal. The oil grooves must face the crankshaft.
2. Rear oil seal (10)
D Remove the oil from the cylinder block and the
retainer mounting surface.
D Apply sealant (TB–1207B or equivalent) to the
retainer mounting surface, following the pattern
shown in the illustration.
The retainer must be installed within 5 minutes after
sealant application befor the sealant hardens.
Oil Clearance
(Reference)
0.030-0.049
(0.0012-0.0019)
0.028-0.047
(0.0011-0.0019)
0.029-0.048
(0.0011-0.0019)
0.027-0.046
(0.0011-0.0018)
0.028-0.047
(0.0011-0.0019)
0.026-0.045
(0.0010-0.0018)
015RS013