Cylinder Head Removal; Torsional Damper Removal; Oil Pan Removal - GMC T Series 1994 Repair Manual

19. BOLT
20. GUIDE ASSEMBLY
21. NUT
22. BALL
23. ARMS, ROCKER
24. PUSHROD
26. LIFTER, HYDRAULIC

CYLINDER HEAD REMOVAL

►
Remove or Disconnect
1. Spark plugs.
2. Cylinder head bolts.
3. Cylinder heads.
4. Head gaskets.

TORSIONAL DAMPER REMOVAL

NOTICE: The inertial weight section o f the
torsional damper is assem bled to the hub
with a rubber sleeve. The removal proce­
dures m ust be followed (with the proper
tools) or movement of the inertial weight sec­
tion of the hub will destroy the tuning of the
torsional damper and the engine timing refer­
ence.
Remove or Disconnect (Figure 10)
Tool Required:
J 39046 Harmonic Balancer Remover and Installer
1. Torsional damper bolt.
2. Torsional damper using J 39046.
3. Crankshaft key.
Figure 9— Valve Train Components
1. Oil pan bolts (83).
2. Oil pan studs (84).
3. Oil pan nuts (82).
4. Reinforcements (28).
5. Oil pan (29).
6. Gasket (27).
Figure 10— Removing Torsional Damper

OIL PAN REMOVAL

Remove or Disconnect (Figure 11)
3706r4876