Valve Rocker Arm and Push Rods Cleaning and Inspection
WARNING: This page is about a different car, the 2002 GMC Sonoma and 2002 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
Important: Parts that are to be reused must be marked, sorted or organized for assembly.
- Mark, sort, or organize the components for assembly. Refer to Separating Parts .
- Clean the components with cleaning solvent.CAUTION: Wear safety glasses in order to avoid eye damage.
- Dry the components with compressed air.
- Inspect the valve rocker arms bearings for binding or roughness.
- Inspect the valve rocker arm pushrod sockets and valve stem mating surfaces. These surfaces should be smooth with no scoring or exceptional wear.
- Inspect the rocker arm pedestals and mounting bosses on the cylinder head for damage.
- 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.