King Engine Bearings MB5724CP Main Bearing Set | 2001–2016 GM 6.6L Duramax

The King Engine Bearings MB5724CP Main Bearing Set is designed to deliver reliable performance and durability for 2001–2016 GM 6.6L Duramax engines. Featuring a tri-metal copper-lead construction, these bearings provide excellent load capacity, fatigue resistance, and oil control for demanding diesel applications.

King Engine Bearings are trusted by engine builders worldwide for their precision manufacturing and consistent bearing clearances. The MB5724CP set is ideal for stock rebuilds, towing applications, street performance, and heavy-duty diesel engines where dependable crankshaft support is critical.

Available in both standard and +.25mm size options, these bearings allow builders to properly match crankshaft journal sizing during engine machining and rebuild procedures.

Whether you are freshening up a stock engine or completing a full Duramax overhaul, the MB5724CP bearing set delivers the quality and reliability needed for long-term engine performance.

Features

• Fits 2001–2016 GM 6.6L Duramax engines
• Available in standard and +.25mm size options
• Tri-metal bearing construction for durability
• Excellent fatigue resistance and oil control
• Precision-manufactured for consistent clearances
• Ideal for stock, towing, and performance applications
• Trusted by professional engine builders worldwide
• Designed for dependable long-term engine protection

Vehicle Fitment

• 2001–2004 GM 6.6L Duramax LB7
• 2004.5–2005 GM 6.6L Duramax LLY
• 2006–2007 GM 6.6L Duramax LBZ
• 2007.5–2010 GM 6.6L Duramax LMM
• 2011–2016 GM 6.6L Duramax LML