Reassembly - Isuzu Trooper 1999 Workshop Manual

Reassembly

1. Install cylinder block.
2. Install crankshaft.
 Install the main bearings to the cylinder block and
the main bearing caps.
 Be sure that they are positioned correctly.
 Apply new engine oil to the upper and lower main
bearing faces.
NOTE: Do not apply engine oil to the bearing back faces.
Legend
(1) Number 1 and 4 main bearing upper and lower.
(2) Number 2 and 3 main bearing upper.
(3) Number 2 and 3 main bearing lower.
 Carefully mount the crankshaft.
 Apply engine oil to the thrust washer.
 Assemble the thrust washer to the No. 3 bearing
journal. The oil grooves must face the crankshaft.
012RS006
3. Install rear oil seal retainer.
 Remove oil on cylinder block and retainer fitting
surface.
 Apply sealant (TB1207B or equivalent) to retainer
fitting surface as shown in illustration.
 The oil seal retainer must be installed within 5
minutes after sealant application before the sealant
hardens.
Legend
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(1) Around Bolt Holes
(2) Around Dowel Pin
 Apply engine oil to oil seal lip and align a dowel pin
hole in the cylinder block with that in the retainer.
 Tighten retainer fixing bolts to the specified torque.
Torque: 25 N·m (18.4 lb ft)
ENGINE MECHANICAL 6A–87
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