Valve Train Component Removal; Rocker Arm Cover Removal - Chevrolet 1991 Light Duty Truck Repair Manual

6A5-8 V8 ENGINES
— Do not attempt to loosen the manifold by
prying under the gasket surface w ith any
tool.
3. Gasket (22).
4. Seals (23) (7.4L engines).

ROCKER ARM COVER REMOVAL

|+ + | Remove or Disconnect (Figures 9 and 10)
1. Bolts.
2. Rocker arm covers (32). If the rocker arm cover
adheres to the cylinder head, try to shear the gas­
ket by bumping the end of the cover with a rubber
mallet. If the cover will not come loose, carefully
pry until loose. DO NOT DISTORT THE SEALING
FLANGE.
3. Gaskets (34).
VALVE TRAIN COMPONENT
REMOVAL
|* + | Remove or Disconnect (Figures 11 through
15)
Tools Required:
J 3049-A Valve Lifter Remover (Plier Type)
J 9290-01 Valve Lifter Remover (Slide Hammer
Type)
1. Nuts (40), balls (41), rocker arms (42) and push­
rods (43).
32
30. Bolt
31. Support
32. Rocker Arm Cover
Figure 10—Rocker Arm Cover (7.4L Engines)
, - v
U }*rx * 7
_
32. Rocker Arm Cover
34. Gasket
36. Bolt
Figure Rocker Arm Cover (5.0L and 5.7L
Engines)
F9362
F9326