Optima V6-2.7L (2003)
Exhaust Manifold: Specifications
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.
