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Home >> Kia >> 2009 >> Optima V6-2.7L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> System Specifications >> Main Bearing Cap

Main Bearing Cap

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Main Bearing Cap

Install and uniformly tighten the bearing cap bolts, in two steps, in the sequence shown.

Tightening torque
M8 15.7 Nm (1.6 kgf.m, 11.6 lb-ft) + 90°
M10 29.4 Nm (3.0 kgf.m, 21.7 lb-ft)+ 90°

NOTE:
- Use new main bearing cap bolt with engine oil applied.
- If any of the bearing cap bolts are broken or deformed, replace it.
- Washers have their direction(Up/Down)
- Assemble the bearing cap bridge on which its arrow mark faces the engine front.
- Before tightening, make the bearing caps be seated on the block firmly.