Description
If you’re rebuilding a Small Block Chevy engine or need a reliable replacement bearing for high-rpm applications, the Calico Coated CB663HN21 delivers the durability and precision your build demands. The Calico coating provides superior wear resistance and load-carrying capacity compared to standard bearings, while the narrowed design optimizes clearances for tighter tolerances. This is the bearing you spec when reliability matters.
- Connecting Rod Bearing
- H-Series design
- 0.021″ undersize
- Narrowed profile
- Calico coated
- Small Block Chevy compatible
- Sold individually






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