Clevite 77 CB743HN BBC Chevy 396 402 427 454 H-Series Rod Bearings Std. Size

Clevite 77 "H" Series HP Rod Bearings

Big Block Chevy - Std.

This is a new set of high performance Clevite 77 big block Chevy connecting rod bearings. For 58-00 348, 366, 396, 402, 409, 427, and 454 engines. Standard size.

Clevites H series bearings are made primarily for competition and high performance use and when engines run in the mid to high RPM range. They feature high crush for better retention, medium eccentricity, and made without flash plating for better seating. Unplated hardened steel backing for better dimensional accuracy. No dowel hole.

These bearings have enlarged chamfers required by most aftermarket forged steel crankshafts.