Description
A quality main bearing set is the foundation of engine reliability and longevity. The MB 557XPC delivers superior load distribution and wear resistance through advanced XP coating technology, protecting your Small Block Chevy engine during high-RPM performance driving. Whether you’re rebuilding a street engine or preparing for track duty, this coated bearing set provides the durability and precision fit your engine demands.
- Small Block Chevy compatible
- 350 mains sizing
- XP coating technology
- Standard clearance
- Complete kit
- Main bearing set
- Coated construction






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