Description
Precision main bearings are critical to engine longevity and reliable power delivery, especially in high-performance Small Block Chevy applications where tight tolerances directly impact durability. This HP-grade bearing set is engineered to maintain consistent oil film under sustained load, reducing wear on your crankshaft and supporting aggressive tuning. The 0.001″ undersize specification ensures proper fitment for blueprinted or stroked builds requiring custom clearances.
Technical Specifications:
- Application: Small Block Chevy
- Bearing Type: Main set
- Undersize: 0.001 inch
- Grade: HP (High Performance)
- MPN: MB 557HP 001
- Installation: Professional machine work
- Material: Precision-engineered steel
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