Service manual

3. Rotate the nut clockwise to remove the valve
rocker arm ball stud.
Valve Rocker Arm Stud Installation
SIE-ID = 195354
Tools Required
•
J 5715 Reamer (0.0762 mm (0.003 in)
•
J 6036 Reamer (0.03302 mm (0.013 in)
•
J 6880 Rocker Arm Stud Installer
Caution: Refer to Safety Glasses Caution in
Cautions and Notices.
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 in) and 0.3302 mm
(0.013 in) 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 in) oversize
valve rocker arm ball studs, or
J 6036 for
0.3302 mm (0.013 in) oversize valve rocker arm
ball studs.
2. Apply lubricant GM P/N United States 1052271,
GM P/N Canada 10950849, 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.
66509
66504
6-82 Engine Mechanical - 5.0L and 5.7L Engine
2002 - Unit Repair (May 25, 2001)