Sealed Power 4663MA Engine Crankshaft Main Bearing Set

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• Clevite MS909P
• Clevite MS909A
• King Engine Bearings MB557SI

• A-Series bi-metal aluminum alloy
• Exacting tolerances
• Greater seizure resistance than tri-metal material
• Made with silicon to provide greater surface hardness
• Meets or exceeds OEM specifications
• Reduces dramatically or eliminates bearing wear
• Sealed Power© parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today's modern engines.