Calico Coatings CB663HN21 Connecting Rod Bearing for Small Block Chevy and GM LS-Series, 0.021 Inch Undersize, Narrowed, Coated

The Calico Coatings CB663HN21 connecting rod bearing is designed for high-performance applications on Small Block Chevy and GM LS-Series engines. Featuring a 0.021 inch undersize and narrowed profile, this bearing ensures precise fitment for engines requiring clearance adjustments. The coating on the bearing reduces friction and wear, promoting durability and efficient engine operation. Crafted with quality materials, it provides reliable performance under demanding conditions, making it suitable for rebuilds and engine upgrades.

This bearing is engineered to meet or exceed OEM standards, ensuring proper oil flow and consistent clearance. Its robust construction offers excellent resistance to heat and corrosion, extending service life and maintaining engine integrity. The CB663HN21 bearing is an ideal replacement part for enthusiasts and professional mechanics seeking a dependable component for engine rebuilds or performance enhancements.

Installation requires proper sizing and fitment verification. The bearing's dimensions and coating technology support optimal engine performance, reducing the risk of premature failure. Whether restoring a classic engine or upgrading a modern powertrain, this bearing provides the quality and reliability needed for long-lasting engine operation.

Features:

• Designed for Small Block Chevy and GM LS-Series engines

• 0.021 inch undersize for precise clearance adjustment

• Narrowed profile for optimized fitment

• Coated surface reduces friction and wear

• Made with durable materials for high-performance applications