Pontiac FIREBIRD 1972 Service Manual page 1106

76-68 1972 PONTIAC SERVICE MANUAL
Fig. 7G-128 Installing Tools to Governor Bore
arbor cannot be rotated by hand, recheck work
done in step 2.
5.
Remove the alignment arbor and, using Reamer J
22976-9 and a drive ratchet, hand ream the governor
bore by using the following procedure:
CAUTION: Hand Ream Only!
a. Lubricate the reamer, the bushing fixture and the
governor bored the case.
b. Using 5 to 10 ~ o u n d s of feeding force on the
-
-
reamer, begin to ream out the bore (Fig. 7G-129).
Fig. 7G-129 Reaming Out Governor Bore
T R A N S M I S S I O N
Fig. 7 G - 1 3 0 Cleaning and Lubricating Reamer
c. After each 10 revolutions, remove reamer and dip
it in a cup full of transmission fluid to clean the
chips from the reamer and lubricate it (Fig. 7G-
130).
d. When reamer reaches end of the bore, continue
reaming until the reamer bottoms out on the
dowel pin in the case, shown in Fig. 76-129.
e. Remove the reamer by rotating clockwise and
using 5 to 10 pounds of upward force.
C AUTlO N: Pulling reamer without rotating can
score the bore, resulting in a leak between the
case and the bushing.
6. Remove Drill Bushing Fixture J 22976-1 and
thoroughly clean all chips from the case, visually
check the governor feed holes in the case to insure
that they are free of chips.
7. Install the service bushing, using the following proce-
dure:
a. Note the two (2) notches at one end of the bush-
ing.
b.
Position bushing into governor bore with notched
end up so that one notch is toward the front of the
case and the other notch toward the bottom of the
case (Fig. 7 6 - 13 1).
c. Using Alignment Arbor J 22976-3, drive the
bushing into the case until it is flush with the top
of its bore (Fig. 76-132).
CAUTION: A brass hammer should be used to
strike the hardened steel alignment arbor tool.