Chevrolet 1991 Light Duty Truck Repair Manual page 486

6A5-34 V8 ENGINES
Engines)
VALVE TRAIN COMPONENT
W
|"H"| Install or Connect (Figure 72)
INSTALLATION
% • Lubricate the hydraulic lifter bodies and feet with
m Engine Oil Supplement (GM part no. 1051396 or
Important
equivalent).
1. Hydraulic lifters (44) to the block.
Replace all hydraulic lifters if a new camshaft was
2. Pushrods (43). Seat the pushrods into the socket
installed.
in the hydraulic lifters.
• The 7.4L engine uses different length intake
and exhaust pushrods. The exhaust valve
Figure 77—-Intake Manifold (5.0L and 5.7L Engines)