Cylinder Head Assembly: Specifications

Cylinder Head - LH

Install a new gasket, the LH cylinder head and 8 new bolts.
Tighten in the sequence shown in 5 stages:
Stage 1: Tighten to 20 Nm (177 lb-in).
Stage 2: Tighten to 35 Nm (26 lb-ft).
Stage 3: Tighten 90 degrees.
Stage 4: Tighten 90 degrees
Stage 5: Tighten 45 degrees.







Install the M6 bolt.
Tighten to 10 Nm (89 lb-in).







Cylinder Head - RH

Install a new gasket, the RH cylinder head and 8 new bolts.
Tighten in the sequence shown in 5 stages:
Stage 1: Tighten to 20 Nm (177 lb-in).
Stage 2: Tighten to 35 Nm (26 lb-ft).
Stage 3: Tighten 90 degrees.
Stage 4: Tighten 90 degrees
Stage 5: Tighten 45 degrees.







Install the M6 bolt.
Tighten to 10 Nm (89 lb-in).







Bolt Re-usability

NOTE: The cylinder head bolts must be discarded and new bolts must be installed. They are a tighten-to-yield design and cannot be reused.





Surface Variation -- Head-to-Block, Head-to-Manifolds and Surface Variation -- Warpage



















Camshaft Bearing Cap







Camshaft - LH

Install the 6 camshaft caps, mega cap, valve train oil tube and the 15 bolts in the sequence shown.
Tighten to 8 Nm (71 lb-in) then additional 45 degrees.







Tighten the 4 camshaft caps bolts in the sequence shown.
Tighten bolts 8, 9, 10 and 11 to 8 Nm (71 lb-in) then additional 45 degrees.







Camshaft - RH

Install the 6 camshaft caps, mega cap, valve train oil tube and the 15 bolts in the sequence shown.
Tighten to 8 Nm (71 lb-in) then additional 45 degrees.







Tighten the 4 camshaft caps bolts in the sequence shown.
Tighten bolts 8, 9, 10 and 11 to 8 Nm (71 lb-in) then additional 45 degrees.







Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear/Sprocket Torque Specifications