Intake Manifold

Carefully position lower intake manifold, aligning intake manifold bolt holes to those in cylinder head. Use care to prevent disturbing silicone sealer which can cause sealing voids.
- Install bolts No.1, 2, 3, and 4 and hand tighten.
- Install remaining bolts and tighten in a two step process.
- Tighten in numerical sequence to 20-30 Nm (15-22 ft. lbs.).
- Tighten again in sequence to 26-32 Nm (20-23 ft. lbs.).

Tighten throttle body fasteners to 20-30 Nm (15-22 lb-ft).