Clevite MS1342P20 P-Series Main Bearing Set Undersize - 020

The Clevite MS1342P20 is a high-performance P-Series main bearing set designed for International D312 and 360 6-cylinder engines. This set features .020 inch undersize crankshaft dimensions for proper fitment on machined crankshafts.

P-Series Performance Features:

• Tri-metal construction with cast copper lead alloy for superior load capacity
• Hardened steel back provides maximum strength and support
• Electroplated babbitt overlay on running surface delivers excellent wear characteristics
• High eccentricity design compensates for high-load factors in performance engines
• High crush factor ensures optimal bearing retention and heat transfer
• Half-groove oil distribution design for reliable lubrication

Clevite P-Series bearings are the original members of the Clevite 77 bearing family, specifically engineered for high-revving engines and demanding applications. The tri-metal design provides an ideal balance of conformability, embedability, and fatigue resistance that exceeds standard bimetal bearings. Each set is sold complete with all necessary main bearing shells for a full engine rebuild.