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454 Mag Alpha (Gen 4) GM V-8 1986-1988 - Serial 0A631894 Thru 0B785148 - Crankshaft, Pistons And Connecting Rods
Section Drawing: (Hover or click to view larger)
Other Sub-Sections:
- Alternator (Mando)
- Alternator (Motorola) Motorola 8Em20039K
- Alternator (Motorola) Motorola 8Mr2039K
- Audio Warning System
- Carburetor
- Carburetor And Linakge
- Crankshaft, Pistons And Connecting Rods
- Cylinder Block And Camshaft
- Cylinder Head And Rocker Cover
- Distributor And Ignition Components
- Engine Mounting (Cast Bracket)
- Engine Mounting (Stamped Bracket)
- Exhaust Manifold And Exhaust Elbow
- Exhaust System
- Flame Arrestor (New Design)
- Flame Arrestor (Old Design)
- Flywheel Housing
- Fuel Pump And Fuel Filter
- Intake Manifold And Front Cover
- Oil Filter And Adapter
- Oil Pan And Oil Pump
- Power Steering Components
- Shift Bracket (New Design)
- Shift Bracket (New Design With Spring Guide)
- Shift Bracket(Old Design)
- Starter And Alternator
- Starter Motor
- Thermostat Housing (New Design)
- Thermostat Housing (Old Design)
- Water Pump And Front Cover
- Wiring Harness (EFI)
- Wiring Harness (Engine)
- Wiring Harness, Electrical And Ignition
| Ref. | OEM Part # | Hardin # | Mallory # | GLM # | Other # | Description | Num Req. | Superceded From | Special Notes |
| 1 | 737-879194035 | PISTON AND PISTON PINS ASSEMBLY (STANDARD) | 8 | 737-6523 | This Part is No Longer Available | ||||
| 2 | 737-6615T1 | PISTON AND PISTON PIN ASSEMBLY (.030 O.S.) | AR | 737-6615 | This Part is No Longer Available | ||||
| 2 | 39-67127 | RING, PISTON (STANDARD) | 8 | ||||||
| 2 | 39-67128 | RING, PISTON (.030 O.S.) | AR | This Part is No Longer Available | |||||
| 3 | 23-818473 | BEARING UNIT, CRANKSHAFT (STANDARD) | 4 | 23-85721 | |||||
| 3 | 23-818474 | BEARING UNIT, CRANKSHAFT MAIN (.001 U.S.) | AR | 23-85685 | |||||
| 3 | 23-818475 | BEARING UNIT, CRANKSHAFT MAIN (.002 U.S.) | AR | 23-85723 | |||||
| 3 | 23-85724 | BEARING UNIT, CRANKSHAFT MAIN (.010 U.S.) | AR | This Part is No Longer Available | |||||
| 3 | 23-818477 | BEARING UNIT, CRANKSHAFT MAIN (.020 U.S.) | AR | 23-85725 | |||||
| 4 | 23-818473001 | BEARING UNIT, CRANKSHAFT MAIN - REAR (STANDARD) | 1 | 23-85686 | |||||
| 4 | 23-818474 | BEARING UNIT, CRANKSHAFT MAIN - REAR (.001 U.S.) | AR | 23-85687 | |||||
| 4 | 23-818475 | BEARING UNIT, CRANKSHAFT MAIN - REAR (.002 U.S.) | AR | 25-85688 | |||||
| 4 | 818476001 | BEARING UNIT, CRANKSHAFT MAIN - REAR (.010 U.S.) | AR | 23-85689 | |||||
| 4 | 23-818477 | BEARING UNIT, CRANKSHAFT MAIN - REAR (.020 U.S.) | AR | 23-85690 | |||||
| 5 | 17-843378 | PIN, DOWEL - REAR BEARING CAP (1/4" DIA.) | 1 | 17-35312 | |||||
| 6 | 26-14756 | 676-9-61624 | 700-85960 | OIL SEAL, REAR BEARING CAP | 1 | 2 | |||
| 7 | 230-6540 | FLYWHEEL | 1 | ||||||
| 8 | 10-845757 | SCREW, FLYWHEEL TO CRANKSHAFT | 6 | 10-49845 | |||||
| 9 | 18643A7 | 700-11530 | COUPLING ASSEMBLY | 1 | 18643A2 | ||||
| 10 | 269011 | RUBBER BUMPER (OLD DESIGN) | 3 | 26901 | |||||
| 10 | 18644 | RUBBER BUMPER (NEW DESIGN) | 3 | ||||||
| 11 | 10-14883 | SCREW, COUPLING | 3 | ||||||
| 12 | 12-13510 | WASHER, COUPLING SCREW | 3 | ||||||
| 13 | 861523A9 | 676-9-72503 | 525-861523A9 | COUPLING ASSY | 1 | 812964A2 | ROUND | ||
| 14 | 10-37612 | SCREW, COUPLING | 6 | ROUND | |||||
| 15 | 12-20572 | WASHER, COUPLING SCREW | 6 | ROUND | |||||
| 16 | 614-3553 | CONNECTING ROD ASSEMBLY | 8 | ||||||
| 17 | 10-52192 | BOLT, CONNECTING ROD ASSEMBLY | 16 | ||||||
| 18 | 11-37493 | NUT, CONNECTING ROD CAP BOLT | 16 | ||||||
| 19 | 23-85726001 | BEARING SET, CONNECTING ROD (STANDARD) | 8 | 23-85726 | |||||
| 19 | 23-85727 | BEARING UNIT (PAIR), CONNECTING ROD (.001 U.S.) | AR | ||||||
| 19 | 23-85728 | BEARING UNIT (PAIR), CONNECTING ROD (.002 U.S.) | AR | This Part is No Longer Available | |||||
| 19 | 23-85691 | BEARING UNIT (PAIR), CONNECTING ROD (.010 U.S.) | AR | ||||||
| 19 | 23-85729 | BEARING UNIT (PAIR), CONNECTING ROD (.020 U.S.) | AR | ||||||
| 20 | 429-6612 | CRANKSHAFT | 1 | This Part is No Longer Available | |||||
| 21 | 28-34466 | KEY, CRANKSHAFT PULLEY AND BALANCER | 2 |