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6A1-6
1 9 7 7 PONTIAC SERVICE MANUAL
Fig. 6A1-8 Tension Adapter Locating Hole
Fig. 6A1-9 Adjusting Timing Belt
2. Remove generator drive belt.
3. Remove upper timing belt cover bolts and pull cover
forward (Fig. 6A 1
-
10).
4. Remove camshaft sprocket and timing belt.
lnstallation
1. Install camshaft sprocket and timing belt as an
assembly.
NOTE: Be sure alignment pin in camshaft sprocket
corresponds to hole in camshaft hub. Inspect timing belt
installation to be sure belt is in proper grooves in water
Pump.
Fig. 6A1-10 Timing Belt Cover Pulled Forward
2. Install timing belt cover.
3. Install generator drive belt.
TIMING BELT COVER UPPER
(CAMSHAFT)
Removal
1. Remove front cover, timing belt and camshaft timing
sprocket as previously outlined.
2. Remove the three screws securing the camshaft seal
and retainer assembly and timing cover to the cylinder head.
3. Examine seal to determine if it is good. If new seal
is needed, pry it from retainer and install new seal using a
flat plate to position seal flush with retainer.
lnstallation
1. Position and align a new gasket over end of camshaft
and against cylinder head.
2. Install timing belt cover, seal and retainer assembly
and retaining screws. Torque screws to 18 lbs. ft.
3. Install camshaft timing sprocket, timing belt and
engine front cover as previously outlined.
LOWER (CRANKSHAFT)
Removal
1. Remove accessory drive pulley as previously outlined.
2. Remove the two screws retaining the engine front
cover to the lower timing cover.
3. Remove the two bolts holding the timing cover to
engine.
Installation
1. Install timing belt cover; torque bolts to 15 lbs. ft.
NOTE: Apply an approved anti-seize compound to the
timing cover bolts before installation.
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