Valve Rocker Arm and Push Rods Cleaning and Inspection
WARNING: This page is about a different car, the 2003 Buick Regal. 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, and organized for assembly.
- Mark, sort, and organize the components for assembly.CAUTION: Refer to CLEANING SOLVENT CAUTION in Cautions and Notices.CAUTION: Refer to SAFETY GLASSES & COMPRESSED AIR CAUTION in Cautions and Notices.
- Clean the components with cleaning solvent.
- Dry the components with compressed air.
- Inspect the valve rocker components for the following:
- Valve rocker arm valve pushrod socket contact surface (1)
The contact surface must be smooth with no scoring or excessive wear.
- Valve rocker arm roller pivot for binding or damage (2)
- Valve rocker arm valve stem contact surface (3)
The contact surface should be smooth with no scoring or excessive wear.
- Valve rocker arm valve pushrod socket contact surface (1)
- Inspect the valve pushrods for the following:
- Restriction of the oil passage (1)
- Wear or scoring of the end contact surfaces (2)
The end contact surfaces must be smooth with no scoring or excessive wear.
- Shaft for bends (3)
Roll the valve pushrod on a flat surface to determine if the valve pushrod is bent.