Description
When you’re rebuilding or refreshing your small block Chevy engine, precision bearing selection directly impacts reliability and longevity under sustained power. The Calico Coated CB663HN30 delivers OEM-quality construction with enhanced wear resistance, ensuring consistent oil film strength across your engine’s critical connecting rod journals. This 0.030″ undersize bearing gives you clearance flexibility during rebuild, whether you’re restoring stock displacement or maximizing a bored block.
- Calico coating applied
- H-Series design
- 0.030 in undersize
- Narrowed profile
- Small block Chevy fitment
- Sold individually
- Connecting rod application
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