Cylinder Head Assembly

Cylinder Head

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







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 new 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


















a Refer to the procedure.





Camshaft Bearing Cap

RH

Install the 8 camshaft caps and the 16 bolts. Tighten the bolts in the sequence shown in the following stages:
Stage 1: Tighten bolts 1, 2, 3 and 4 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 2: Tighten bolts 5 and 6 to 8 Nm (71 lb-in).
Stage 3: Tighten bolts 7 and 8 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 4: Loosen bolts 5 and 6.
Tighten bolts 5 and 6 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 5: Tighten bolts 9, 10, 11 and 12 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 6: Tighten bolts 13 and 14 to 8 Nm (71 lb-in).
Stage 7: Tighten bolts 15 and 16 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 8: Loosen bolts 13 and 14.
Tighten bolts 13 and 14 to 8 Nm (71 lb-in) then an additional 45 degrees.







LH

Install the 8 camshaft caps and the 16 bolts. Tighten the bolts in the sequence shown in the following stages:
Stage 1: Tighten bolts 1, 2, 3 and 4 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 2: Tighten bolts 5 and 6 to 8 Nm (71 lb-in).
Stage 3: Tighten bolts 7 and 8 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 4: Loosen bolts 5 and 6.
Tighten bolts 5 and 6 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 5: Tighten bolts 9, 10, 11 and 12 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 6: Tighten bolts 13 and 14 to 8 Nm (71 lb-in).
Stage 7: Tighten bolts 15 and 16 to 8 Nm (71 lb-in) then an additional 45 degrees.
Stage 8: Loosen bolts 13 and 14.
Tighten bolts 13 and 14 to 8 Nm (71 lb-in) then an additional 45 degrees.







Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear/Sprocket Torque Specifications