Clevite 77 MS-909H Engine Crankshaft Main Bearing Set

Manufactured from cast copper-lead, increases fatigue strength by approximately 20% compared to powdered metal processes, referred to as sintering, which is used by the competition

H-Series bearings are narrowed for greater crankshaft fillet clearance

All H-Series bearings are made in Atlantic, Iowa USA

High crush for better seating and retention

Un-plated hardened steel backing for better dimensional accuracy and bore contact