Intake Manifold Assembly

Install the intake manifold assembly with a new gasket to a cylinder head assembly. Tighten the bolts in two steps.
Tightening torque

Step 1 (a~h):

3.9~5.9Nm (0.4~0.6kgf.m, 2.9~4.3lb-ft)

Step 2 (1~8):

18.6~23.5Nm (1.9~2.4kgf.m, 13.7~17.4lb-ft)

Fig 1: Intake Manifold Bolts Tightening Sequence
Courtesy of KIA MOTORS AMERICA, INC.

CAUTION: When installing the gasket on the cylinder head, check the identification marks (LH/RH) not to be installed wrong.
Install the delivery pipe.
Connect the LH injector connector.
Install the surge tank.
Tightening torque

9.8~11.8Nm (1.0~1.2kgf.m, 7.2~8.7lb-ft)
Install the surge tank mounting bracket.
Tightening torque

18.6~23.5Nm (1.9~2.4kgf.m, 13.7~17.4lb-ft)
Install the ETC (Electronic Throttle Control) system fixing bracket.
Connect the hoses and connectors.
Install the air cleaner assembly.
Install the engine cover.