GMC 1976 ZEO 6083 Maintenance Manual page 331

6A- 6 6 ENGINE
Valve Cover Bolts .. . . . .. . . ... . . ... . . ... . . .. . . . .. . . .. . . .. . . .. . . ... . . .. . . . .. . . ... . .. .. . . .. . . . .. . . ... . . ... . .... . ... . . .. . . ... . ... . . .. 7
Oil Pan Bolts . . .... . . .. . . . .. . . ... . . ... . .... . . .. . . .. . . . .. . . .. . ... . . ... . ... . . .. . . . ... . .... . ... . . . .. . . .. . . . ... . .... . ... . . .. . . ... . ... . . 10
Oil Pan Drain Plug . . ... . . .. . . . ... . .... . ... . . .. . . . .. . ... . ... . .... . ... . . .. . . ... . . .... . ... . . ... . . .. . . . .. . . .... .... . ... . . ... . ... . . 30
Crankshaft Balancer or Hub to Crankshaft Bolt .... . . .. . . ... . . .... . ... . . ... . . .. . . . ... . .... .... . ... . 160 Min.
Oil Filter Element to Base .. . . ... . .... . ... . . ... .... . ... . .... .... . ... . . ... . . .. . . . ... . .. .. . ... . . . .. . . ... . .... . ... . .... ... . . . 20
Oil Filter Assembly to Cylinder Block Bolts . . .... .... . ... . .... . . .. . . . ... . .... . . .. . . . . . . . ... . ... . . ... . ... . .... . . 35
Oil Filter Extension Fitting. . . . .. . . ... . . ... . ... . ... . . .. . . .. . . ... . . .. . . ... . .. .. . . . .. . . ... . .... . ... . . . .. . . .. . . . .. . . ... . ... . . . 55
Support/Front Cover Block . ... . . .. . . . .. . . ... . ... . . . . . . .. . . .. . . . .. . . ... . .... . . .. . . . .. . . .. . . . ... . . ... . . .. . . ... . . .. . . .. . . .. 50
Fan Driving Pulley to Balancer Bolts .. . .. . . .. . . . .. . . .. . . . .. . . ... . .... . . .. . . . .. . . ... . . ... . .... . . .. . . .. . . . .. . . .. . . .. 10
Fan Clutch Assembly to Pulley Nuts . .. . . .. . . .. . . ... . . .. . . . .. . . .. . . .... . ... . . . .. . . ... . . ... . .... . . .. . . .. . . . .. . . .. . . .. 15
Water Pump to Front Cover Bolts . . . . . .. . . .. . . .. . . ... . . .. . . .. . . . .. . . .... . ... . . ... . . .. . . . ... . . ... . ... . . .. . . ... . ... . ... 13
Water Outlet to Manifold Bolts .. . . .. . . . .. . ... . . .. . .... . ... . . .. . . . .. . . .... . ... . . ... . . .. . . . ... . .... . .. . . .. . . . ... . ... . ... 20
*Intake Manifold to Cylinder Head Bolts ... . .... . ... . ... . . . .. . . ... . . ... . .... . . .. . . . .. . . .... .... . ... . . ... . ... . ... 40
Exhaust Manifold to Cylinder Head Bolts ... . .... .... . ... . . ... . . .. . . . ... . .... . ... . . . . . . . ... . .... . ... . .... .... . ... 25
Carburetor to Intake Manifold Bolts ... . ... . ... . ... . .... . ... . .... . ... . . . . . . . .... .... . . .. . . . .. . . ... . . ... . ... . .... . ... 15
Choke Tube and Plate to Intake Manifold Bolts.. . ... . .... . ... . . . .. . . ... . . ... . ... . . . .. . . ... . . ... . ... . ... . . ... 15
Air Cleaner to Carburetor Stud . . . ... . .... . ... . ... . ... . .... . ... . .... . ... . . . .. . . ... . .... . ... . . . .. . . ... . . ... . ... . ... . . .. . . . 5
Engine Front Support Cushion Studs... . ... . ... . ... . .... . ... . .... . ... . . . .. . . ... . .... . . .. . . . .. . . ... . . ... . ... . .... . .. . 30
Engine Support to Mount . . . . .. . . ... . . ... . .... . ... . ... . ... . .... . ... . .... . ... . . . .. . . ... . .... . ... . . . .. . . ... . . ... . ... . ... . . .. . 45
Engine Mount to Crossmember Mount ... . .. . . .. . . ... . . ... . .... . ... . . . . . . . ... . .... . ... . . ... . . .. . . . ... . ... . ... . . .. . 30
Transmission Rear Mount to Crossmember. . .. . . .. . . . .. . . ... . .... . ... . . . .. . . ... . . ... . . ... . . .. . . .. . . . .. . . ... . . . . . 55
Transmission Rear Mount to Support . ... . ... . ... . . .. . . .. . . . .. . . ... . . ... . . ... . . .. . . . .. . . .... .... . ... . . . .. . . .. . ... . . 50
Starter to Cylinder Block Bolts .. . . .. . . . .. . . .. . . .. . . ... . ... . . .. . . . .. . . ... . . ... . . ... . . .. . . . .. . . .... . ... . ... . . ... . ... . ... . . 35
Distributor Clamp to Cylinder Block Bolt . . ... . .... . ... . .... . ... . . . .. . . .... . ... . . .. . . . ... . .... . ... . .... .... . ... . . 17
Spark Plugs (High Energy Ignition) ... . . .. . ... . .... .... . ... . . ... . ... . . . .. . . .... . ... . . .. . . . ... . .... . ... . .... . ... . ... . . 25
Spark Plugs (Breaker Point Ignition) . . ... . ... . .... .... . ... . . ... . . .. . . . ... . .... . ... . . .. . . . .. . . .... . ... . .... . ... . ... . . 35
Coil to Intake Manifold Bolt .... . ... . . ... . ... . ... . ... . .... . ... . .... . ... . . . .. . . ... . .... . ... . . . .. . . ... . . ... . .... . ... . ... . . 15
*Cylinder Head Bolts . . ... . . . . . . . .... . ... . .... . ... . ... . ... . .... . ... . .... .... . . .. . . . ... . .... . ... . . . .. . . ... . . .. . . .... .... . ... . . 85
Connecting Rod Nuts . . ... . . ... . . ... . . .. . . . ... . ... . ... . ... . ... . . ... . .... .... . . .. . . . ... . .... . ... . . ... . . ... . . .. . . ... . ... . . .. . . . 42
*Clean and dip entire bolt in engine oil before tightening to obtain a correct
torque reading .
SPECIAL TOOLS
J-5154-01 Timing Cover Oil Seal Installer
J-5892-1
Valve Spring Compressor
J-6647
Piston Ring Compressor (3-7/8")
J-7583-3 Pilot (used with J-8614-01
Harmonic Balancer Remover)
J-8080
Main Bearing Shell Remover
J-21526-1
Rope Seal Repair Guide Tool
J-21526-2
Rope Seal Repair Packing Tool
J-22794
Valve Holder
J-24603-01
Engine Removal Fixture
J-24724
Crankshaft Harmonic Balancer Installer
J-24725
Valve Stem Seal Installer
J-26484
Rear Main Bearing Oil Seal Installer
BT-33-73F Belt Tension Gauge
BT-6428 Valve Stem Height Gauge