Description
A worn or improperly sized main bearing set will compromise your Small Block Chevy’s reliability and power delivery—especially under boost or sustained high RPM operation. The MS-909H-1 delivers the precision fit and material durability required for consistent engine performance, whether you’re rebuilding a street engine or preparing for track duty. This complete kit eliminates guesswork and ensures all bearing surfaces meet tight OEM tolerances.
- H-Series engine compatible
- Small Block Chevy specific
- 0.001″ undersize tolerance
- Complete bearing set included
- Durable, wear-resistant materials
- Precise fit guaranteed
- Bolt-on installation ready
- OEM-equivalent performance
