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Kia Sorento: Crankshaft Reassembly - Cylinder Block - Engine Mechanical System - Kia Sorento XM 2011-2025 Service ManualKia Sorento: Crankshaft Reassembly

Second Generation XM (2011-2025) / Kia Sorento XM 2011-2025 Service Manual / Engine Mechanical System / Cylinder Block / Crankshaft Reassembly

1.
Install the main bearings.
  
Upper bearings have an oil groove of oil holes; Lower bearings do not.
(1)
Align the bearing claw with the claw groove of the cylinder block, push in the 5 upper bearings(A).
(2)
Align the bearing claw with the claw groove of the main bearing cap, and push in the 5 lower bearings.
2.
Install the thrust bearings.
Install the 2 thrust bearings(A) under the No.3 journal position of the cylinder block with the oil grooves facing outward.
3.
Install the oil jet (A).
Tightening torque :
24.5 ~ 29.4 N.m (2.5 ~ 3.0 kgf.m, 18.1 ~ 21.7 lb-ft)

4.
Place the crankshaft(A) on the cylinder block.
5.
Place the main bearing caps on cylinder block.
6.
Install the main bearing cap bolts.
  
Always use new crankshaft main bearing cap bolts. Crankshaft main bearing cap bolts are toque-to-yield bolts designed to be permanently elongated beyond the state of elasticity when torqued, so if the bolts are removed and reused, it may cause the bolts to break or fail to maintain clamping force.
  
•
The main bearing cap bolts are tightened in 3 progressive steps.
•
If any of the bearing cap bolts is broken ordeformed, replace it.
(1)
Apply a light coat of engine oil on the threads and under the bearing cap bolts.
(2)
Using the SST (09221-4A000), install and uniformly tighten the 10 bearing cap bolts, in several passes, in the sequence shown.
Tightening torque :
14.7 N.m (1.5 kgf.m, 10.8 lb-ft) + 27.5 ~ 31.4 N.m (2.8 ~ 3.2 kgf.m, 20.3 ~ 23.1 lb-ft) + 120 ~ 125°

(3)
Check that the crankshaft turns smoothly.
7.
Check crankshaft end play.
8.
Install piston and connecting rod assemblies.
(Refer to Cylinder Block - "Piston And Connecting Rod")
Crankshaft Inspection
1. Check the crankshaft bearing oil clearance. (1) To check main bearing-to-journal oil clearance, remove the main caps and bearing ...

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