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6A5-24
1977 PONTlAC SERVICE MANUAL
12. Install oil pump assembly and oil pan.
14. Install fan pulley and fan.
13. Coat front cover oil seal contact area of balancer with
15. Install spark plugs.
oil and drive balancer into position.
16. Remove engine from stand.
17. Install engine in vehicle.
TORQUE CHART
Torque in lb. ft. unless otherwise specified.
APPLICATION
Bolt-Main Bearing Cap
to Block (Except Wear)
Bolt-Rear Main Bearing
Cap to Block
Bolt-Cylinder Head
Bolt-Flywheel to
Crankshaft
Nut-Connecting Rod
Bearing Cap
Bolt-Oil Pan to Block
Bolt-Oil Pump to Block
Bolt-Harmonic Balancer
to Crankshaft
Bolt-Exhaust Manifold
to Head
Bolt-Intake Manifold
to Head
Bolt-Camshaft
to Sprocket
Nut-Rocker Arm to Stud
Stud-Rocker Arm
Spark Plug to Head
Bolt-Rocker Cover
TORQUE
(3 50-400)
SPECIFICATIONS
Type
...................................................
90" V8 O.H. Valve
Cylinder Nos.-Front to Rear
................................................................
Bore and Stroke
Left Bank
1-3-5-7
.............................................................
301 Engine
..................................................
4.00" X 3.00"
Right Bank
2-4-6-8
..................................................
350 Engine
..................................................
3.87" x 3.75"
Firing Order
1-8-4-3-6-5-7-2
400 Engine ........................................... ........ 4.12" x 3.75"
Comvression Ratio
CYLINDER BLOCK
301 Engine
....................................................................
8.2
Material
....................................................
Alloy Cast Iron
350-400 Engine
.............................................................
7.6
400 TA Engine
8.0
CYLINDER HEADS
.............................................................
Compression Pressure at Cranking Speed (Wide Open
Material
....................................................
Alloy Cast Iron
..................................
Throttle)
.......................
120-160 PSI
@
155-175 RPM
Combustion Chamber
Quench Type
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