Operation CHARM: Car repair manuals for everyone.

Cylinder Head Assembly: Specifications

Cylinder Head

Install the cylinder head and the 10 new bolts. Tighten the bolts in the sequence shown in 5 stages.

Stage 1: Tighten to 5 Nm (44 lb-in).
Stage 2: Tighten to 15 Nm (133 lb-in).
Stage 3: Tighten to 45 Nm (33 lb-ft).
Stage 4: Turn 90 degrees.
Stage 5: Turn an additional 90 degrees.






Bolt re-usability

NOTE: The cylinder head bolts are torque-to-yield and must not be reused. New cylinder head bolts must be installed.

Surface Variation -- Head-to-block, Head-to-manifolds And Surface Variation -- Warpage













a No. 3 Journal - Supported by No. 1 and No. 5 journals.

Camshaft Bearing Cap

Remove the camshafts from the engine.






- Loosen the camshaft bearing cap bolts, in sequence, one turn at a time.
- Repeat the first step until all tension is released from the camshaft bearing caps.
- Remove the camshaft bearing caps.

Install the camshafts and bearing caps in their original location and orientation. Tighten the bearing caps in the sequence shown in 3 stages:






Stage 1: Tighten the camshaft bearing cap bolts one turn at a time until finger-tight.
Stage 2: Tighten to 7 Nm (62 lb-in).
Stage 3: Tighten to 16 Nm (142 lb-in).

Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear/Sprocket Torque Specifications