Details
- Brand:
- SKU:
BL3Z-6333-A
- Positions: Lower
- Other Names:
Engine Crankshaft Main Bearing, Main Bearings, Bearing Crankshaft Main
- Description:
Restore factory engine performance with the Genuine Ford Engine Crankshaft Main Bearing (BL3Z-6333-A). Also known as a Main Bearing or Crankshaft Main Bearing, this OEM Ford Grade 1 Lower Main Bearing supports the crankshaft while providing the precise bearing clearance required for smooth engine operation, proper oil lubrication, and long engine life.
The crankshaft main bearings are among the most critical internal engine components. They support the rotating crankshaft, reduce friction, and maintain an oil film between the crankshaft journals and the engine block. During an engine overhaul, rebuild, or crankshaft repair, replacing worn or damaged main bearings with Genuine Ford OEM Main Bearings helps restore the engine to factory specifications.
Manufactured to Ford's exact engineering tolerances, the BL3Z-6333-A Lower Main Bearing is designed to provide proper oil clearance, durability, and long-lasting performance under the demanding conditions of today's gasoline and EcoBoost engines.
Features & Benefits
- Genuine Ford OEM Engine Crankshaft Main Bearing
- Ford Part Number BL3Z-6333-A
- Grade 1 Lower Main Bearing
- Supports the crankshaft while reducing friction
- Helps maintain proper engine oil clearance
- Designed for precise factory fit and performance
- Ideal for engine rebuilds, overhauls, and crankshaft service
- Manufactured to Ford's original engineering and quality standards
Common Reasons for Replacement
- Engine rebuild or overhaul
- Worn or damaged crankshaft bearings
- Low engine oil pressure caused by bearing wear
- Engine knock or internal bearing damage
- Crankshaft replacement or machining
Vehicle Fitment
Fits select Ford and Lincoln vehicles, including certain:
- Ford F-150
- Ford Expedition
- Ford Transit
- Ford Explorer
- Ford Police Interceptor Utility
- Lincoln Navigator
Available for select standard and turbocharged engine applications where Grade 1 Lower Main Bearing BL3Z-6333-A is specified.
Vehicle applications vary by engine, production date, and VIN. Please verify compatibility using your VIN before ordering to ensure the correct fit.
When rebuilding your engine, trust Genuine Ford Parts for the precision, durability, and reliability your vehicle was engineered with. Order your BL3Z-6333-A Engine Crankshaft Main Bearing from RFPartsDirect for factory-quality fit and dependable performance.
- Applications: 3.5L. 3.3L Gas. 3.3L Hybrid.
Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
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