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4.3L MPI ALPHA-BRAVO - 0W310000 THRU 0W649999 - Cylinder Head and Rocker Cover
Section Drawing: (Hover or click to view larger)
Other Sub-Sections:
- Alternator and Brackets
- Closed Cooling System
- Cylinder Block Camshaft Crankshaft and Balanceshaft
- Cylinder Head and Rocker Cover
- Distributor and Ignition Components
- Electrical Components
- Engine Mounts
- Exhaust Manifold and Elbow
- Exhaust Risers
- Exhaust System
- Flywheel Coupler and Flywheel Housing
- Front Cover and Circulating Pump
- Fuel Filter
- Fuel Pump and Fuel Cooler
- Gasket Set Components (27-807756A01) Engine Overhaul
- Gear Lube Monitor
- Intake Manifold and Fuel Rail
- Jackshaft Components
- Maintenance Kits
- Mercathode Components
- Oil Pan Oil Pump and Rear Oil Seal
- Pistons and Connecting Rods
- Power Steering Components
- Remote Oil Filter
- Sea Water Pump Assembly
- Service and Support Material
- Shift Bracket (Alpha)
- Shift Bracket (Bravo)
- Standard Cooling System (Seven Point Drain)
- Standard Cooling System (Single and Three Point Drain)
- Starter Motor
- Thermostat and Housing (7 Point Drain)
- Thermostat and Housing (Single and 3 Point Drain)
- Throttle Body
- Water Distribution Housing
- Water Drain (Air Manifold and Pump)
| Ref # | Part Class | Part Number | Description | Comments | Qty | Note |
|---|---|---|---|---|---|---|
| 1 | 0000 | 827149001 | COVER Rocker | Without oil filler opening | 1 | [1] |
| 1 | 0000 | OEM: 525-8M0076416 | COVER Rocker | With oil filler opening | 1 | [1] |
| 2 | 0027 | OEM: 525-27-827154, Sierra: 676-18-61319, GLM: 700-30358 | GASKET Rocker Cover | 2 | [2] | |
| 3 | 0010 | OEM: 525-10-827153 | SCREW | 6 | [1] | |
| 4 | 0025 | OEM: 525-25-827155 | O-RING | 6 | [2] | |
| 5 | 0036 | OEM: 525-36-827151 | CAP Oil Fill | 1 | [1] | |
| 6 | 0000 | OEM: 525-806754T | TUBE Oil Fill | 1 | ||
| 7 | 0000 | OEM: 525-173391 | PUSH ROD | 12 | [1] | |
| 8 | 0000 | OEM: 525-8243171 | VALVE Exhaust | (Standard) | 6 | [1] |
| 8 | 0000 | OEM: 525-8243181 | VALVE Exhaust | (.030 Over Size) | AR | |
| 9 | 0000 | OEM: 525-809992 | VALVE Intake | (Standard) | 6 | [1] |
| 10 | 0026 | OEM: 525-26-976641, Sierra: 676-18-4024 | SEAL | (Intake Valve) | 6 | [2] |
| 10 | 0026 | 804507 | SEAL | (Exhaust Valve) | 6 | [2] |
| 11 | 0024 | OEM: 525-24-483471 | SPRING | 12 | [1] | |
| 12 | 0000 | 34518 | SHIELD | 12 | [1] | |
| 13 | 0000 | OEM: 525-483481 | CAP | 12 | [1] | |
| 14 | 0028 | OEM: 525-28-547971 | KEY | 24 | [1] | |
| 15 | 0000 | 883164 | ROCKER ARM ASSEMBLY Roller | 12 | [1] | |
| 16 | 0000 | OEM: 525-883165 | SUPPORT Rocker Arm | 2 | [1] | |
| 17 | 0938 | OEM: 525-938-8271783 | CYLINDER HEAD | 2 | [3] | |
| 18 | 0027 | 816460 | GASKET Head | 2 | [2] | |
| 19 | 0010 | OEM: 525-10-11968 | SCREW (.437-14 x 1.750) | 12 | [1] | |
| 20 | 0010 | 119671 | SCREW (.437-14 x 3.00) | 4 | [1] | |
| 21 | 0010 | OEM: 525-10-11966 | SCREW (.437-14 x 3.750) | 10 | [1] | |
| 22 | 0032 | OEM: 525-32-1589424 | HOSE (16.50 Inches Bulk) Breather | 1 | ||
| NS | 0025 | OEM: 525-25-827152 | GROMMET Breather Elbow | 1 | ||
| 23 | 0000 | 97850 | ELBOW 90 Degree Breather | (Starboard) | 1 | |
| 24 | 0054 | OEM: 525-54-815504105 | CLAMP Worm Gear (11-18 mm) | 2 | ||
| 25 | 0032 | 86197763 | HOSE (33.00 Inches Bulk) | 1 | ||
| 26 | 0000 | OEM: 525-8M0065285 | VALVE PCV | (Port) | 1 | |
| 27 | 0022 | 863432 | FITTING | (Port) | 1 | |
| NS | 0025 | OEM: 525-25-827152 | GROMMET PCV Valve | 1 | ||
| - | 0027 | OEM: 525-27-807756A01 | GASKET SET Engine Overhaul | 1 | ||
| - | 0000 | 864256A2 | LONGBLOCK ASSEMBLY (4.3L) | 1 | [4] |
PART NOTES:
[1] - Component of Long Block Assembly- 864256A 2
[2] - Component of Engine Overhaul Gasket Set 807756A01
Component of Long Block Assembly- 864256A 2
[3] - Alternate part numbers:
827178 3QS
8M0115136Kit
Component of Long Block Assembly- 864256A 2
[4] - Alternate part numbers:
864256A 2QS
864256R05Reman
8M0063328Reman Int'l