GMC 637 V8 Manuals

Manuals and User Guides for GMC 637 V8. We have 1 GMC 637 V8 manual available for free PDF download: Overhaul Manual

GMC 637 V8 Overhaul Manual (76 pages)

Brand: GMC | Category: Engine | Size: 25 MB

Contents
3
Gasoline Engines
5
General Information
6
Engine Repair Procedures
6
Accessory Removal
6
Tools Equipment and General Procedures
6
Engine Disassembly Procedure
8
Exhaust Manifold Removal
8
Carburetor and Intake Manifold Removal
8
Water Manifold Removal
8
Water Pump Removal
9
Engine Front Cover Removal
9
Piston and Connecting Rod Removal
9
Camshaft Removal
9
Timing Idler Gear and Shaft Removal
10
Balance Shaft and Idler Gear Removal
10
Flywheel Removal
12
Flywheel Housing Removal
12
Removing Apron Type Flywheel Housing
12
Cleaning and Inspection of Engine
13
Cleaning
13
Crankshaft Removal
13
Engine Component and Subassembly Inspection
14
Cylinder Block Inspection
14
Inspecting Crankshaft and Bearings
14
Inspecting Camshaft
15
Balance Shaft and Gear Inspection
15
Balance Shaft Gear Inspection
15
Piston and Connecting Rod Assembly Inspection
16
Connecting Rod Inspection
16
Connecting Rod Alignment
16
Manifold Inspection
16
Cylinder Head Assembly Inspection
17
Clutch Housing Inspection
17
Engine Front Cover Inspection
17
Flywheel Inspection
18
Valve Operating Mechanism Inspection
18
Valve Rocker Arms and Shaft Inspection
18
Water Pump Inspection
18
Disassembly And/Or Repair of Engine Components
19
Cylinder Head Assembly Overhaul
19
Disassembling Cylinder Head
20
Cleaning and Inspection of Cylinder Head Components
20
Assembling Cylinder Head
22
Assembling Cylinder Head Components
22
Exhaust Manifold Repair
23
Cylinder Block Overhaul
23
Camshaft Bearing Replacement
23
Air Tube Removal
23
Camshaft Bearing Removal
24
Camshaft Bearing Tool Application Chart
25
Camshaft Bearing Installation
27
Removing Camshaft Bearings
28
Installing Camshaft Bearings
29
Balance Shaft Bearings Replacement
30
Balance Shaft Bearings Installation
30
Idler Gear Shaft Replacement
32
Camshaft Gear and Thrust Plate Replacement
32
Timing Idler Gear Shaft Installation
32
Balance Shaft Weight and Gear Removal
34
Balance Shaft, Weight and Gear Assembly
34
Crankshaft Reconditioning
35
Regrinding Crankshafts
35
Crankshaft Gear Replacement
36
Flywheel Repair
36
Piston and Connecting Rod Repair and Assembly
36
Replacing Starter Gear
36
Fitting Oversize Piston Pins in Piston
37
Piston and Ring Fitting
37
Gear Train Repair with Gear-Driven
38
Preparing Cylinder Bores
38
Assembly of Connecting Rod and Piston
38
Engine Oil Pump Overhaul
39
Idler Gear Bushing Replacement
39
Overhauling Oil Pump
39
Assembling Oil Pump
40
Inspection of Oil Pump Parts
41
Assembling Oil Pump and Spinner Valve Components
41
Engine Water Pump Overhaul
42
Engine Assembling Procedure
43
Assembling Water Pump
43
Camshaft Installation
43
Crankshaft Rear Bearing Oil Seal Installation
44
Balance Shaft Installation
44
Seat Installation
44
Installing Crankshaft and Bearings
45
Camshaft Sprocket and Drive Chain Installation
46
Timing Gear Installation
47
Gear Train Installation
47
Engine Front Cover Installation
48
Installing Front Cover on V6 Engines
48
Installing Front Cover on V8 Engines
48
Flywheel and Housing Installation
49
Crankshaft Pulley Hub and Damper Installation
51
Piston and Connecting Rod Assembly Installation
52
Preliminary Procedures
52
Installing Piston Connecting Rod Assemblies
54
Checking Bearing Clearance
56
Engine Oil Pump and Governor Assembly Installation
57
Oil Pump Installation on Engines Without Hydraulic Governor
57
Oil Pump Installation on Engines with Hydraulic Governor
57
Engine Oil Pan Installation
58
Cylinder Head Installation
58
Valve Operating Mechanism Installation
59
Installing Rocker Arms and Shaft Assemblies
59
Water Pump Installation
60
Manifold Installation
60
Initial Adjustment of Valve Lash
60
Tachometer Drive Installation
61
Engine Accessory Installation
61
Engine Test and Run-In
61
Engine Tune up
62
Governor Spinner Valve Adjustment
63
Checking Engine Valve Timing
63
Engine Specifications
64
General Data
64
Engine Tune-Up Specifications
64
Dimensions and Clearances
65
Torque Wrench Specifications
68
Special Tools
69
Trouble Diagnosis Chart
70
Hard Starting
70
Lack of Power
71
Overheating
72
Rough Idle and /Or Stalling
72
High Lubricating Oil Consumption
73
Low Engine Oil Pressure
74
Engine Noise
74
Index
75

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