System Specifications

Cylinder Head
The cylinder head must not have depressions deeper than 0.0254 mm (0.001 inch) across a 38.1 mm (1.5 inch) square area, or scratches longer than 0.0254 mm (0.001 inch).

Cylinder Head Bolts
The cylinder head bolts must be discarded and new bolts installed. They are tighten-to-yield designed and cannot be reused.





First pass 40 Nm (30 ft. lbs.)
Second pass Tighten 90°
Final pass Tighten 90°

Intake Manifold Bolts





First pass 2 Nm (18 inch lbs.)
Final pass 10 Nm (89 inch lbs.)

Camshaft bearing cap bolts 10 Nm (89 inch lbs.)





VCT Phaser Sprocket Bolts

Discard the bolt and washer.

First pass 40 Nm (30 ft. lbs.)
Final pass Tighten 90°

Exhaust Manifold Nuts








Discard the exhaust manifold nuts and studs.

Studs 12 Nm (9 ft. lbs).
Nuts 25 Nm (18 ft. lbs).