Front Insulators; Intake And Exhaust Manifold; Engine Insulators-L4 H Series; On-Car Service - Pontiac TRANS AM 1977 Service Manual

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6A2-6 1977 PONTIAC SERVICE MANUAL
ON-CAR
ENGINE INSULATORS
FRONT INSULATORS
REMOVE AND REPLACE
H Series
1. Remove bracket to engine bolts and chassis to mount
attaching nut.
2. Lift engine using suitable equipment until insulator
is free.
3. Remove insulator and separate from engine bracket.
4. Replace insulator by reversing procedure.
X Series
1. Remove insulator to engine bracket through bolt.
2. Raise engine in suitable manner until mount is free
from bracket.
3. Remove insulator to frame bolts and remove insulator.
4. To replace reverse procedure.
NOTE: Engine lift tool 5-23515 and adapter 5-23515-3
can be used to lift engine on X Series.
SERVICE
REAR INSULATOR
REMOVE AND REPLACE
1. Remove crossmember to rear insulator bolts.
2. Raise rear of engine and transmission with suitable
lifting equipment.
3. Remove insulator to transmission extension bolts
(Figs. 6A2-9 and 6A2-10).
4. Replace insulator and install insulator to transmission
housing bolts. Tighten to 30 lb. ft.
5. Lower engine and transmission into position.
6. Install crossmember to insulator bolts and tighten to
40 lb. ft.
INTAKE A N D EXHAUST
MANIFOLD
Remove
1. Remove air cleaner and inlet ducts.
2. Disconnect fuel lines, vacuum lines and electrical
connectors.
3. Disconnect carburetor throttle linkage, remove
carburetor and heat shield.
USE 1 FOR M75
USE 2 FOR M15, M 2 0
M ( I F REQUIRED)
VIEW B
TRANS. T O SUPPORT
3389
FIG. 6A2-9 ENGINE INSULATORS - L4 H SERIES