Description
Connecting rod bearings are critical wear items that directly affect engine reliability and longevity—especially under high-load conditions. The CB-663HN-20 delivers the precision fit and reduced friction your Small Block Chevy needs to maintain consistent performance and protect against catastrophic failure. Whether you’re rebuilding after a race season or performing preventative maintenance, this H-Series bearing is engineered for durability without compromise.
- 0.020″ undersize fit
- Narrowed design profile
- H-Series construction
- Small Block Chevy compatible
- Individual unit (single bearing)
- Precision-engineered tolerance
- Enhanced clearance geometry
- Direct bolt-in replacement






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