Section 546 (5.7L Engine (Service Information)): Springs-Valve: Removal

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Ignition Coil R/I - 5.7L V-8

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1 - SLIDE LOCK (SLIDE OUTWARD TO UNLOCK)

2 - SPARK PLUG CABLE (TO OPPOSITE CYLINDER BANK SPARK PLUG)

3 - RELEASE LOCK / TAB (PUSH HERE)

4 - ELEC. CONNECTOR

5 - IGNITION COIL

6 - COIL MOUNTING BOLTS (2)

7 - SPARK PLUG CABLE (TO OPPOSITE CYLINDER BANK IGNITION COIL)

Disconnect negative battery cable.
Remove air cleaner assembly.
Remove air intake resonator.
Remove spark plug cables.
Remove ignition coil connectors (4).
Remove ignition coils (5).

Remove one spark plug.

Fig 2: Cylinder Head Components

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1 - CYLINDER HEAD COVER

2 - COVER GASKET

3 - FASTENERS

4 - CYLINDER HEAD

5 - HEAD GASKET

Fig 3: Cover Torque Sequence

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Remove cylinder head cover (1) using the sequence shown. Refer to REMOVAL ).

Fig 4: Pushrod Retaining Plate
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1 - PUSHROD RETAINING PLATE FASTENER

2 - PUSHROD HOLDER

CAUTION: The piston must be at TDC, and both valves closed on the cylinder to be serviced.

NOTE: If removing intake valve spring, install special tool # 9070, pushrod retaining plate (1), to retain the intake pushrods (2).

Fig 5: Rocker Shaft Torque Sequence
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Remove exhaust/intake rocker arm shafts using the sequence shown.

Fig 6: Rocker Shaft
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1 - ROCKER ARM SHAFT 9065

Install rocker arm shaft (1) special tool # 9065.

Fig 7: Valve Spring R+I Intake

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1 - VALVE SPRING COMPRESSOR TOOL # 9065

Fig 8: Valve Spring R+I Exhaust

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1 - VALVE SPRING COMPRESSOR TOOL # 9065

Fig 9: Valve Spring Tool Adapter

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1 - EXHAUST ADAPTER 9065

2 - ADAPTER PIN

3 - VALVE SPRING COMPRESSOR 9065

Install spring compressor (1,3,), special tool # 9065, and exhaust adapter arm (1) tool # 9065if needed.

NOTE: All valve springs and seals are removed in the same manner.

Fig 10: Special Tool 9065 Components

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1 - AIR HOSE

2 - DUMMY SHAFT

3 - VALVE SPRING COMPRESSOR 9065

Insert air hose (1) into spark plug hole and charge cylinder with air.
NOTE: Tap the top of the valve spring retainer to loosen the spring retainers locks.
Compress valve spring with valve spring compressor (3) tool # 9065and remove valve retainer locks.
Release spring compressor (3) and remove valve spring.
NOTE: The valve springs are interchangeable between intake and exhaust.
Remove valve seal.