Valve Rocker Arm And Push Rod Cleaning And Inspection
WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- Mark, sort, or organize the components for assembly. Refer to Separating Parts .
- Clean the components with cleaning solvent.
- Dry the components with compressed air.
- Inspect the valve rocker arms bearings (2) for binding or roughness.
- Inspect the valve rocker arm pushrod sockets (3) and valve stem mating surfaces (1). These surfaces should be smooth with no scoring or exceptional wear.
- Inspect the pushrods for worn or scored ends. These surfaces should be smooth with no scoring or exceptional wear.
- Inspect the pushrods for bends. Roll the pushrod on a flat surface to determine if the pushrod is bent.
- Inspect the pushrod oil passages for restrictions.
- Inspect the rocker arm pivot supports for cracks, wear, or other damage.
NOTE:
Parts that are to be used again must be marked, sorted or organized for assembly.
WARNING:
Refer to Safety Glasses and Compressed Air Warning .