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420 GM 454 V8 1987-1989 - Serial 0A398941 Thru 0B622418 - Intake Manifold And Front Cover
Section Drawing: (Hover or click to view larger)
Other Sub-Sections:
- Alternator (Mando AC-155603)
- Alternator (Mando AR-150)
- Alternator (Motorola 8MR2039K)
- Alternator (Prestolite 8EM2003KA)
- Audio Warning System
- Carburetor And Linkage
- Crankshaft - Pistons - Connecting Rods
- Cylinder Block And Camshaft
- Cylinder Head And Rocker Cover
- Distributor And Ignition Components
- Driveshaft And Tailstock
- Electrical Components (0A398941 Thru 0D763854)
- Electrical Components (0D763855 Thru 0D937011)
- Exhaust Cover (420)
- Exhaust Manifold - Elbow (420 GIL System)
- Exhaust Manifold - Elbow (425 GIL System)
- Exhaust Manifold - Elbow (Mercruiser System)
- Flywheel Housing
- Fuel Pump And Fuel Filter (0A398941 Thru 0D725499)
- Fuel Pump And Fuel Filter (0D763855 Thru 0D937011)
- Intake Manifold And Front Cover
- Mount Plates (Engine)
- Oil Cooler (0A398941 Thru 0D725499)
- Oil Cooler (0D725500 Thru 0D937011)
- Oil Pan And Oil Pump (0A398941 Thru 0D725499)
- Oil Pan And Oil Pump (0D725500 Thru 0D937011)
- Power Steering Components
- Power Steering Cylinder Assembly
- Seawater Pump Assembly (0A398941 Thru 0D725499)
- Seawater Pump Assembly (0D725500 Thru 0D937011)
- Starter And Alternator Mounting
- Starter Assembly
- Thermostat Housing (420)
- Thermostat Housing (425)
- Transmission And Related Parts
- Transmission And Shift Linkage
- Transmission And Tailstock
| Ref. | OEM Part # | Hardin # | Mallory # | GLM # | Other # | Description | Num Req. | Superseded From | Special Notes |
| 1 | 814167 | MANIFOLD, Intake | 1 | 14891 | This Part is No Longer Available SN# 0A398941 THRU 0C576119 | ||||
| 1 | 814167 | MANIFOLD, Intake | 1 | This Part is No Longer Available SN# 0C576120 THRU 0D937011 | |||||
| 2 | NSS | NOT SOLD SEPARATE, Bolt (GM # 454467) | 5 | This Part is not sold separately For Intake Manifold 14891 | |||||
| 2 | 10-98794 | SCREW, (.375-16 x 1.00) | 4 | For Intake Manifold 14891 | |||||
| 2 | 10-35787 | SCREW, (.375-16 x 2.250) | 3 | For Intake Manifold 14891 | |||||
| 2 | 10-37510 | BOLT | 10 | For Intake Manifold 814167 no longer made, limited availability | |||||
| 2 | 10-32132 | SCREW, (.375-16 x 1.750) | 2 | For Intake Manifold 814167 | |||||
| 2 | 10-358701 | SCREW, (.375-16 x 2.00) | 2 | For Intake Manifold 814167 | |||||
| 3 | 12-20086 | WASHER, (.390 x .620 x .060) | 4 | For Intake Manifold 14891 | |||||
| 3 | 12-20553 | WASHER, (.406 x .734 x .063) | 3 | For Intake Manifold 14891 | |||||
| 4 | 22-32804 | PLUG, (.500-14) | 3 | For Intake Manifold 14891 | |||||
| 4 | 10-64422 | SCREW, (.312-18 x .440) | 4 | This Part is No Longer Available For Intake Manifold 814167 | |||||
| 5 | 10-34354 | SCREW, (.375-16 x 1.50) | 2 | ||||||
| 6 | 13-35048 | LOCKWASHER, (.375) | 4 | ||||||
| 7 | 54-64628 | LIFTING EYE | 2 | SN# 0A398941 THRU 0D725499 | |||||
| 7 | 54-64628 | LIFTING EYE | 2 | 54-646281 | SN# 0D725500 THRU 0D937011 | ||||
| 9 | 27-8M0073380 | GASKET SET, Intake Manifold | 1 | 27-812712 | 1 | ||||
| 10 | 22-806242 | CONNECTOR, Intake Pump And Intake Manifold | 2 | 22-66201 | |||||
| 11 | 32-805987 | HOSE, ByPass - Water Pump To Intake Manifold | 1 | ||||||
| 12 | 54-815504412 | CLAMP, Worm Gear | 2 | ||||||
| 13 | 8504541 | PUMP ASSEMBLY, Water | 1 | 811573 | |||||
| 14 | 27-49110 | GASKET, Circulating Water Pump Mount | 2 | 1 | |||||
| 15 | 10-805611 | SCREW, (.375-16 x 1.750) | 4 | 10-811574 | |||||
| 16 | 52349 | PULLEY, Water Pump | 1 | SN# 0A398941 THRU 0D725499 | |||||
| 16 | 19692T01 | PULLEY, Water Pump | 1 | 19692T | SN# 0D725500 THRU 0D937011 | ||||
| 17 | 10-47277 | SCREW, (.312-24 x .750) | 4 | ||||||
| 18 | 13-39107 | 700-21496 | LOCKWASHER, (.312) | 4 | |||||
| 19 | 57-816034Q | V BELT | 1 | 57-816034 | |||||
| 20 | 66215 | COVER ASSEMBLY | 1 | This Part is No Longer Available SN# 0A398941 THRU 0D725499 | |||||
| 20 | 811570 | COVER ASSEMBLY | 1 | This Part is No Longer Available SN# 0D725500 THRU 0D937011 | |||||
| 21 | 26-8219471 | SEAL, Oil - Crankcase Cover | 1 | 1 | |||||
| 22 | 27-54529 | 676-9-61601 | 700-30440 | GASKET, Timing Cover | 1 | SN# 0A398941 THRU 0D725499 1 | |||
| 22 | 27-811572 | GASKET, Timing Cover | 1 | SN# 0D725500 THRU 0D937011 1 | |||||
| 23 | 10-35366 | SCREW, (.250-20 x .563) | 10 | ||||||
| 24 | 59966 | POINTER, Timing - Left Hand Rotation | 1 | ||||||
| 25 | 72605T1 | DAMPER | 1 | 726051 | This Part is No Longer Available SN# 0A398941 THRU 0D725499 | ||||
| 25 | 845625T2 | DAMPER | 1 | 811556 | SN# 0D725500 THRU 0D937011 | ||||
| 26 | 52181 | PULLEY | 1 | SN# 0A398941 THRU 0D725499 | |||||
| 26 | 90081T | PULLEY | 1 | SN# 0D725500 THRU 0D937011 | |||||
| 27 | 10-14758 | BOLT | 1 | SN# 0A398941 THRU 0D725499 No longer made, limited availability | |||||
| 27 | 10-845627 | SCREW, (.500-20 x 2.500) | 1 | 10-811559 | SN# 0D725500 THRU 0D937011 | ||||
| 28 | 13-14759 | LOCKWASHER | 1 | This Part is No Longer Available | |||||
| 29 | 12-49103 | WASHER | 1 | ||||||
| 30 | 10-86518 | SCREW, (.375-16 x 1.00) | 3 | ||||||
| 31 | 13-35048 | LOCKWASHER, (.375) | 3 | ||||||
| 32 | 12-20553 | WASHER, (.406 x .734 x .063) | 3 | ||||||
| 33 | 845524A1 | PULLEY, With Power Steering | 1 | 77244A1 | |||||
| 34 | 845756T | SHIELD, Oil Intake, Oil Intake - 425 Models | 1 | 816073 | SN# 0C576120 THRU 0D937011 |