G 20 Van V8-5.7L VIN R (1996)
Rocker Arm Assembly: Service and Repair
Rocker Arms and Pushrods
VALVE ROCKER ARM AND PUSH ROD REPLACEMENT
Valve Rocker Arms And Pushrod Assemblies
Fig. 6 Adjusting Valve Lash
REMOVE OR DISCONNECT
1. Valve rocker arm cover.
2. Valve rocker arm nut.
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If only the pushrod is to be replaced, back the valve rocker arm nut off until the valve rocker arm can be swung away from the pushrod. Then
pull the pushrod out.
3. Valve rocker arm with ball.
4. Pushrod.
IMPORTANT
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Store used components in order so they can be reassembled in the same location.
INSPECT
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Valve rocker arms and balls at their mating surfaces. These surfaces should be smooth and free from scoring or other damage. Valve rocker arm
areas that contact the valve stems and the sockets that contact the pushrods. These areas should be smooth and free of damage and wear. Pushrods
for bending. Roll the pushrod on a flat surface to determine if it is bent. Replace the pushrod if necessary. Ends of the pushrods for scoring or