Ford Falcon. Manual — part 138

303-01b-66

Engine — 5.4L (3V)

303-01b-66

DISASSEMBLY (Continued)

50. Remove the crankshaft, the upper crankshaft

main bearings and the upper thrust washers from

the cylinder block.

G89796 en

303-01b-67

Engine — 5.4L (3V)

303-01b-67

DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES

2. Remove the bolts and the variable camshaft

Cylinder Head

timing housing.

Special Tool(s)

Installer, Valve Stem Oil Seal

303-383 (T91P-6571-A)

Materials
Motorcraft Silicone

—

Gasket Remover

ZC-30
Motorcraft Metal Surface —

3. Remove the bolts and the bearing caps.

Prep

NOTE: The camshaft bearing caps must be

ZC-31

reinstalled in their original locations. Record the

SAE 10W-30 Premium

WSS-M2C153-H

camshaft bearing cap locations.

Synthetic Blend Motor Oil

XO-10W30-QSP

Disassembly

CAUTION: Cylinder head machining or

milling is not authorized by the Ford Motor

Company. Cylinder head flatness must be within

0.0254 mm (0.001 in) across a 38.1 mm (1.5 in)

square area.

CAUTION: Place the cylinder head on a

cardboard or wood surface to prevent damage to

the joint face.
1. Install the special tool and remove the bolt and

the camshaft phaser sprocket assembly.

Discard the bolt and washer.

CAUTION: Only use hand tools to

remove the camshaft phaser sprocket

assembly or damage may occur to the

camshaft or camshaft phaser unit.

G89798 en

303-01b-68

Engine — 5.4L (3V)

303-01b-68

DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES (Continued)

4. Remove the camshaft.

7. Remove the valve stem seals.

5. Remove the hydraulic lash adjusters.

NOTE: The hydraulic lash adjusters must be

reinstalled in their original locations. Record the

hydraulic lash adjuster locations.

8. Clean the cylinder head sealing surfaces.

1. Remove any large deposits of silicone or

gasket material with a plastic scraper.

2. Apply silicone gasket remover, following

package directions, and allow to set for

6. Compress the valve springs and remove the

several minutes.

valves.

3. Remove the silicone gasket remover with a

1. Remove the valve spring retainer keys.

plastic scraper. A second application of

2. Remove the valve spring retainers.

silicone gasket remover may be required if

3. Remove the valve springs.

residual traces of silicone or gasket material

remain.

4.

Remove

the

valves.

4. Apply metal surface prep, following package

CAUTION: Keep the valves and valve

directions, to remove any remaining traces of

spring retainer keys in order so they can

oil or coolant, and to prepare the surfaces to

be reinstalled in their original locations.

bond with the new gasket. Do not attempt to

NOTE: The use of a special tool may be

make the metal shiny. Some staining of the

required for this step.

metal surfaces is normal.

CAUTION: Do not use metal scrapers,

wire brushes, power abrasive discs or

other abrasive means to clean the sealing

surfaces. These tools cause scratches and

gouges that make leak paths. Use a plastic

scraping tool to remove all traces of the

head gasket.

CAUTION: Observe all warnings or

cautions and follow all application

directions contained on the packaging of

G89798 en

303-01b-69

Engine — 5.4L (3V)

303-01b-69

DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES (Continued)

the silicone gasket remover and the metal

5. Install the hydraulic lash adjusters in their original

surface prep.

locations.

NOTE: If there is no residual gasket material

NOTE: Lubricate the hydraulic lash adjusters

present, metal surface prep can be used to

using clean engine oil.

clean and prepare the surfaces.

Assembly
1. Install the valves in the valve guides located in the

cylinder head.
NOTE: Lubricate the valve stems using clean

engine oil.

6. Lubricate the camshaft journals with clean engine

oil.

2. Install the valve stem seals.

NOTE: The use of a special tool may be required

for this step.

3. Install the valve springs and the valve spring

retainers onto the valves.

7. Install the camshaft.

NOTE: Lubricate the camshaft using clean engine

oil.

4. Compress the valve springs. Install the valve

spring retainer keys.
NOTE: The use of a special tool may be required

for this step.

G89798 en