Cylinder Head LH: Installation

WARNING: This page is about a different variant/trim than selected.

Install the cylinder head gasket.

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NOTE: If the cylinder head is replaced, a new secondary timing chain tensioner will need to be installed.

NOTE: Install new cylinder head bolts.

Install the cylinder head and the new bolts.

Torque: Stage 1: 177 lb.in (20 Nm) Stage 2: 26 lb.ft (35 Nm) Stage 3: 90 deg. Stage 4: 90 deg. Stage 5: 45 deg.

Fig 1: LH Cylinder Head Tightening Sequence
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Install the M6 bolt.
Torque: 89 lb.in (10 Nm)

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NOTE: The valve tappets must be installed in their original positions.

Lubricate the valve tappets with clean engine oil and install.

Material: Engine Oil - SAE 5W-20 - Synthetic Blend Motor Oil / XO-5W20-Q1SP (WSS-M2C945-B1)

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NOTE: Do not use power tools to install the bolt or damage to the upper LH timing chain guide may occur.

Install the upper LH timing chain guide and the bolt.

Torque: 89 lb.in (10 Nm)

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NOTE: Lubricate the O-ring seals with clean engine oil.

Install the CMP sensors and the bolts.

Material: Engine Oil - SAE 5W-20 - Synthetic Blend Motor Oil / XO-5W20-Q1SP (WSS-M2C945-B1)

Torque: 89 lb.in (10 Nm)

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Connect the CMP sensors electrical connectors and attach the wiring harness retainer.

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Install the lower intake manifold. Refer to: Lower Intake Manifold .
Install the LH camshafts. Refer to: Camshafts .
Position the RH catalytic converter and install new flange nuts.
Torque: 30 lb.ft (40 Nm)

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Install the LH catalytic converter flange and new nuts.
Torque: 30 lb.ft (40 Nm)

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Attach the exhaust hanger and install the exhaust flange bolts.
Torque: 30 lb.ft (40 Nm)

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Connect the RH HO2S and catalyst monitor sensor.

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Connect the LH HO2S catalyst monitor sensor and the wiring harness retainers.

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- Remove the oil pan drain plug and drain the engine oil. Use the General Equipment: Oil Drain Equipment
- Install the oil pan drain plug.
  Torque: 20 lb.ft (27 Nm)
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Remove and discard the engine oil filter.

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NOTE: Do not lubricate the engine oil filter seal.

Install a new engine oil filter.

Torque: Stage 1: 44 lb.in (5 Nm) Stage 2: 180 deg.

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Fill the engine with clean engine oil. Refer to: Specifications .
Material: Engine Oil - SAE 5W-20 - Synthetic Blend Motor Oil / XO-5W20-Q1SP (WSS-M2C945-B1)

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Connect the battery ground cable. Refer to: Battery Disconnect and Connect - Vehicles With: Single Battery . Refer to: Battery Disconnect and Connect - Vehicles With: Dual Batteries .
Start and check the exhaust system for leaks.