44. Valve Rocker Arm Stud Installation

Valve Rocker Arm Stud Installation

- Tools Required
- J 5715 Reamer (0.0762 mm (0.003 inch)
- J 6036 Reamer (0.03302 mm (0.013 inch)
- J 6880 Rocker Arm Stud Installer

Caution: Refer to Safety Glasses Caution in Service Precautions.

Important: Valve rocker arm ball studs that have damaged threads or are loose in cylinder heads should be replaced. New valve rocker arm ball studs are available in 0.0762 mm (0.003 inch) and 0.3302 mm (0.013 inch) oversize.





1. Ream the hole to the proper size for the replacement oversize valve rocker arm ball stud.
Use J 5715 for 0.0762 mm (0.003 inch) oversize valve rocker arm ball studs, or J 6036 for 0.3302 mm (0.013 inch) oversize valve rocker arm ball studs.
2. Apply lubricant GM P/N 1052271 or equivalent the lower end (press-fit end) of the valve rocker arm ball stud.





3. Use the J 6880 and a hammer to install the valve rocker arm ball stud into place.
The valve rocker arm ball stud is installed to proper depth when the J 6880 bottoms onto the cylinder head.