6 Cylinder Engine Wrench Torque Specifications - Pontiac Grand Prix Service Manual

SIX CYLJNDER ENGINE 6-33
7. Remove fuel and oil pump housing assembly and 2. Install crankshaft and plastigage main bearings.
timing belt.
3. Install connecting rod and piston assemblies in
8. Remove water pump.
proper cylinders.
9. Remove remaining accessory mounting brackets and
4. Install crankcase splash baffles and oil pump pick
engine mounts. up tube.
10. Remove rocker arm cover assembly.
5. Install oil pan.
1 1. Remove cylinder head and manifolds.
6. Install front crankcase cover, crankshaft sprocket
and flange.
12. Remove crankshaft flange, sprocket and front
crankcase cover.
7. Install cylinder head and manifqlds.
13. Remove oil pan.
8. Install rocker a r m cover assembly.
14. Ikmove oil Pump pick-up tube and crmkcase
9. Install accessory mounting brackets and engine
splash baffles. mounts.
15. Remove crankshaft.
10. Install water pump.
16. Remove all connecting rod and piston assemblies
11. Install fuel and oil pump housing assembly and
and identify each connecting rod according to cylinder
timing belt.
from which it was removed.
12. Install lower front timing belt cover.
17. Remove connecting rods from pistons.
13. Install harmonic balancer.
18. Remove old block from stand and mount new
block on stand. 14. Align timing marks and adjust timing belt tension.
19. Remove new piston and pin assemblies from new NOTE:
It will be necessary to remove distributor cap to
block and identify each according to cylinder from make certain that the rotor arm points toward number
which it was removed.
one cyIinder spark plug contact. See Fig. 6- 7.
This completes disassembly for block assembly replace- 15. Install upper front timing belt cover.
ment. Use new gaskets and pay special attention to
torque requirements.
16. Install ground straps and dipstick.
ASSEMBLE
17. Remove engine from stand and install flywheel
and clutch. Tighten flywheel to crankshaft bolts 60 lb.
1. Assemble old connecting rods to new piston and pin
ft.
assemblies according to cylinders from which they
were removed.
18. Install engine in vehicle.
6 CYLINDER ENGINE WRENCH TORQUE SPECIFICATIONS
NOTE:
Torque i n lb. ft. d e s s otherwise shown.
APPLICATION TORQUE
Bolt-Main Bearing Cap to Block..
......................................
.I00
Bolt-Rear Main Bearing Cap to Block.
..................................
.100
....................................................
Bolt-Cylinder Head. .95
Bolt-Flywheel to Crankshaft
.............................................
.60
Nut-Connecting Rod Bearing Cap..
......................................
.33
Bolt-Accessory Drive Housing to Block..
.................................
.15
Bolt-Fuel Pump Attaching..
..............................................
.I5
Bolt (& Nut)-Intake and Exhaust Manifold to Head..
......................
.30
Bolt-Oil Pan to Block..
.................................................
.12
Bolt-Camshaft Thrust Washer.
..........................................
.40
Bolt-Camshaft to Sprocket.
.............................................
.40
Spark Plug to Head..
....................................................
.20
Bolt-Rocker Arm Cover to Head..
.......................................
.I5
Bolt-Harmonic Balancer.
..............................................
.160