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Home >> Kia >> 2003 >> Optima V6-2.7L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Exhaust System >> Exhaust Manifold
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Exhaust Manifold

Heat protector to exhaust manifold 12 - 15 Nm (120 - 150 kgf-cm, 9 - 11 ft. lbs.)
Exhaust manifold to cylinder head 25 - 30 Nm (300 - 350 kgf-cm, 22 - 26 ft. lbs.)
Oxygen sensor to exhaust manifold 40 - 50 Nm (400 - 500 kgf-cm, 29 - 36 ft. lbs.)
Front exhaust pipe to exhaust manifold nut 30 - 40 Nm (300 - 400 kgf-cm, 22 - 29 ft. lbs.)

Torque Sequence is not provided by manufacturer.