c. Disassemble Camshaft.
(c) To aid in breaking through the hardened
(1) Refer to figure 3-77 and remove the gear
s u r f a c e of the plug, punch a hole as deeply as
from the shaft.
possible with a center punch.
(2) Refer to figure 3-78 and disassemble the
(d) Then, use a 1/4 inch carboloy tip drill
camshaft in numerical sequence.
to drill a hole through the center of the plug.
(e) Redrill the end plug with a 5/16 inch
( 3 ) TO p e r m i t c l e a n i n g o u t a n y f o r e i g n
material that may be lodged at the ends of the oil
carboloy tip drill.
(f) Thread the hole in the plug with a 3/8
passage, remove the end plugs from the camshaft as
(g) Remove the end plug from the camshaft.
(a) Clamp the camshaft in a vise equipped
with soft jaws. Use care to prevent damage to the
(h). Insert a 3/8 inch steel rod in the
camshaft oil gallery and drive the remaining plug
cam lobes and machined surfaces of the shaft.
out. If a steel rod is not available perform steps ( a )
(b) Make an indentation in the center of one
through (g) above to remove the remaining plug.
of the end plugs with a 31-64 inch carboloy tip drill.