Cylinder Head Replacement — with CH-49290
Special Tools
• | CH-49290 Engine Support Tool |
For equivalent regional tools, refer to Special Tools .
Removal Procedure
- Open the bonnet.
- Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
- Drain the cooling system. Refer to Cooling System Draining and Filling .
- Remove the upper intake manifold. Refer to Upper Intake Manifold Replacement .
- Remove the lower intake manifold. Refer to Lower Intake Manifold Replacement .
- Remove the exhaust manifold. Refer to Exhaust Manifold Replacement .
- Remove the ignition coil. Refer to Ignition Coil Replacement .
- Remove the camshaft cover. Refer to Camshaft Cover Replacement .
- Remove thermostat housing. Refer to Engine Coolant Thermostat Replacement .
- Remove the water pump. Refer to Water Pump Replacement .
- Remove the oil level indicator and tube. Refer to Oil Level Indicator Tube Replacement .
- Raise the vehicle.
- Remove the sump. Refer to Sump Replacement .
- Remove the drive belt. Refer to Drive Belt Replacement .
- Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
- Remove the generator. Refer to Generator Replacement .
- Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
Note: The SPX installation manual is supplied with the special tool and is also available online from SPX directly. Go to www.spxtools-shop.com.
- Assemble the CH-49290 engine support tool (1) according to the details provided in the SPX installation manual.
- Install the torque support (2) to the engine.
- Support the CH-904 base frame on a jack.
- Support the CH-49290 engine support tool on the CH-904 base frame.
Note: The SPX installation manual is supplied with the special tool and is also available online from SPX directly.
- Install the CH-49290 engine support tool (1) according to the details provided in the SPX installation manual.
- Remove the 4 engine mount bolts (1, 3) and 2 nuts (2).
- Remove the engine mount (4).
- Remove the engine front cover. Refer to Engine Front Cover and Oil Pump Removal .
- Remove the timing chain. Refer to Camshaft Timing Chain Replacement and Adjustment .
- Remove the intake, exhaust camshaft. Refer to Camshaft Replacement .
- Remove the cylinder head. Refer to Cylinder Head Removal .
Installation Procedure
- Clean the sealing surfaces and remove all remains of dirt and old gasket material.
- Install the new cylinder head gasket.
Caution: Refer to Fastener Caution in the Preface section.
- Install the new cylinder head bolts (1), with washers (2) and tighten the bolt (1) to 22 N·m + 82° (16 lb ft + 82°).
- Install the camshaft. Refer to Camshaft Replacement .
- Install the timing chain. Refer to Camshaft Timing Chain Replacement and Adjustment .
- Install the engine front cover. Refer to Engine Front Cover and Oil Pump Installation .
- Install the engine mount (4).
- Tighten the engine mount to engine retaining bolt (3) and nuts (2) to 58 N·m (42 lb ft).
- Tighten the engine mount to body retaining bolt (1) to 50 N·m (37 lb ft).
- Raise the vehicle.
- Remove the CH-49290 engine support tool (1)
- Remove the CH-49290 engine support tool from the CH-904 base frame .
- Remove the CH-904 base frame from the jack.
- Disassemble the CH-49290 engine support tool (1).
- Remove the torque support (2) from the engine
- Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
- Install the generator. Refer to Generator Replacement .
- Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
- Install the drive belt. Refer to Drive Belt Replacement .
- Install the oil pan. Refer to Sump Replacement .
- Lower the vehicle.
- Install the oil level indicator and tube. Refer to Oil Level Indicator Tube Replacement .
- Install the water pump. Refer to Water Pump Replacement .
- Install the thermostat housing . Refer to Engine Coolant Thermostat Replacement .
- Install the camshaft cover. Refer to Camshaft Cover Replacement .
- Install the ignition coil. Refer to Ignition Coil Replacement .
- Install the exhaust manifold. Refer to Exhaust Manifold Replacement .
- Install the lower intake manifold. Refer to Lower Intake Manifold Replacement .
- Install the upper intake manifold. Refer to Upper Intake Manifold Replacement .
- Refill the cooling system. Refer to Cooling System Draining and Filling .
- Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
- Close the bonnet.
© Copyright Chevrolet. All rights reserved |