Connecting Rod Bearing H-Series 0.021 in Undersize Narrowed Big Block Chevy Priced Each

The Clevite CB-743HN-21 engine connecting rod bearing is manufactured from cast copper-lead, increasing fatigue strength by approximately 20% compared to powdered metal processes. This bearing is part of Clevite's H-Series, which features narrowed designs for greater crankshaft fillet clearance. Made in Atlantic, Iowa, USA, these bearings offer high crush for better seating and retention, and are equipped with an unplanted hardened steel backing for improved dimensional accuracy and bore contact.