Calico Coatings H-Series Main Bearing - 0.010 in Undersize - Coated - Small Block Chevy MS429H10 RS003C0111W The unit is best utilized

The unit is best utilized in conjunction with Wilwood's Kart / Jr

snappy throttle response and terrific driveability

For our Blackout version

This box features all new inner working components with a re-manufactured housing

Chromoly / Aluminum

Calico Coatings H-Series Main Bearing - 0.010 in Undersize - Coated - Small Block Chevy MS429H10 RS003C0111W The unit is best utilizedProduct Description: Main Bearing H Series 0. 010 in Undersize Coated Small Block Chevy Calico coated bearings are coated with their CT 1 Dry Film Lubricant coating. CT 1 is specifically engineered to withstand the extreme conditions of today's high performance engines. Professional engine builders enjoy a higher level of confidence with increased embed ability, strength and durability.