Clevite MS-981H Engine Crankshaft Main Bearing Set

The Clevite MS-981H is a high-performance engine crankshaft main bearing set engineered for demanding applications. Part of Clevite's renowned H-Series lineup, this bearing set is specifically designed for engines operating in medium to high RPM ranges and crankshafts with oversize fillets.

Key Features:

• Medium level of eccentricity for optimal oil clearance and load distribution
• High crush design ensures secure retention in the bearing bore
• Hardened steel backing provides exceptional strength and durability
• Thin overlay construction improves conformability and embeddability
• No flash plating for superior seating characteristics during break-in
• Engineered for compatibility with oversize fillet radius crankshafts

H-Series bearings from Clevite are the preferred choice for performance engine builders who demand reliability under high-stress conditions. The combination of hardened steel construction and thin overlay technology delivers the durability needed for racing and high-performance street applications while maintaining the precision tolerances required for proper oil film development.