King Engine Bearings GM Vortex / Gen III LS-Series Main Bearing Set

SKU: MB5876SI010

King Engine Bearings GM Vortec/Gen III LS-Series Main Bearing Set for GM LS Engines

The King Engine Bearings Main Bearing Set is engineered for precision, durability, and performance. Designed specifically for high-performance and stock replacement applications, this bearing set delivers reliable load capacity and wear resistance for GM LS engines. Whether you’re building a street machine, drag racer, or daily driver, this bearing set ensures your engine runs smoothly under demanding conditions.

Why Choose King Bearings?

Crafted with King’s advanced bi-metal aluminum-silicon construction, the MB5876SI010 main bearing set is built to handle the rigors of high-performance GM LS engines. The 0.010″ undersized bearings are precision-engineered to provide a secure fit for crankshafts requiring additional clearance, ensuring consistent oil flow and reduced wear. King’s SI-Series bearings are tailored for medium-load engines, making them a dependable choice for both stock rebuilds and performance upgrades.

What’s Included?

• Main Bearing Set: Complete set of 5 pairs of main bearings, 0.010″ undersized for precise crankshaft fitment.
• Part Number: MB5876SI010
• Material: Bi-metal aluminum-silicon base, lead-free for enhanced durability and environmental compliance.
• Design Features:
• Improved crankshaft finish to reduce microscopic ferrite peaks on nodular cast iron crankshafts.
• Enhanced oil clearance for reduced wear, quieter operation, and extended engine life.
• Precision wall thickness, stamped on each bearing shell for easy identification and installation verification.
• Warranty: Manufacturer’s warranty available (contact King Engine Bearings customer service for details).

Vehicle Fitment

The MB5876SI010 bearing set is designed for GM Vortec and Gen III LS-Series engines, covering a wide range of vehicles.

• Buick:
• Rainier: 2004-2005 (CXL, CXL Plus)
• Cadillac:
• CTS V: 2009-2015
• Escalade: 2002-2005, 2007-2016 (Base, Luxury, Platinum, Premium)
• Escalade ESV: 2007-2016 (Base, Luxury, Platinum, Premium)
• Escalade EXT: 2007-2013 (Base, Luxury, Premium)
• Chevrolet:
• Avalanche: 2007-2013 (LS, LT, LTZ, Black Diamond LS, LT, LTZ)
• Avalanche 1500: 2002-2006 (Base, LS, LT)
• Camaro: 1998-2002 (Z28, SS), 2010-2015 (SS, ZL1)
• Corvette: 1997-2013 (Base, Z06, ZR1, Grand Sport)
• Express 1500/2500/3500: 2003-2014 (Base, LS, LT)
• Silverado 1500: 1999-2013 (Base, LS, LT, LTZ, SS, Hybrid)
• Silverado 1500 Classic: 2007
• SSR: 2003-2006
• Suburban 1500: 2000-2014 (Base, LS, LT, LTZ)
• Tahoe: 2000-2014 (Base, LS, LT, LTZ, Hybrid)
• Trailblazer: 2006-2009 (SS)
• GMC:
• Savana 1500/2500/3500: 2003-2014 (Base, SLE, SLT)
• Sierra 1500: 1999-2013 (Base, SLE, SLT, Denali, Hybrid)
• Sierra 1500 Classic: 2007
• Yukon: 2000-2014 (SLE, SLT, Denali, Hybrid)
• Yukon XL 1500: 2000-2014 (SLE, SLT, Denali)
• Hummer:
• H2: 2003-2009
• H3: 2008-2010 (Alpha)
• Pontiac:
• Firebird: 1998-2002 (Formula, Trans Am)
• G8: 2008-2009 (GT, GXP)
• GTO: 2004-2006
• Saab:
• 9-7x: 2005-2009 (Aero)

Engine Compatibility: Fits GM LS-Series and Vortec engines, including 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L displacements (e.g., LS1, LS2, LS3, LQ4, LQ9, L92, L94, L76, L77, LY6, L96).

Note: Always verify fitment with your specific engine and crankshaft specifications before installation.

Specifications

• Bearing Size: 0.010″ undersize for precise crankshaft fitment.
• Material: Bi-metal aluminum-silicon, lead-free.
• Application: Suitable for stock and performance applications, ideal for medium-load engines.
• Weight: Approximately 1.2 lbs.
• Shipping Dimensions: Approximately 11.61″ L x 4.33″ W x 2.17″ H.
• Manufacturer: King Engine Bearings, a trusted name in precision bearings since 1960.

Additional Details

• Installation: Bearings are precision-finished and cannot be resized or altered. Each shell is stamped with its size for easy verification during installation.
• Performance Benefits: Designed to reduce operating noise, vibration, and excess oil flow, ensuring long-lasting engine performance.

Why King Bearings?

King Engine Bearings has been a leader in engine bearing manufacturing since 1960, focusing on high-quality materials and advanced designs. The MB5876SI010 set is crafted to meet the demands of GM LS enthusiasts, offering reliable performance for street, track, or off-road applications. With a focus on precision and durability, King ensures your engine rebuild delivers consistent results.

Order Your King Main Bearing Set Today!

Upgrade your GM Vortec or LS-Series engine with the King Engine Bearings MB5876SI010 Main Bearing Set. Perfect for engine builders, racers, and enthusiasts, this set provides the reliability and performance you need. Order now and experience the King difference in your next build!