King Engine Bearings Main Bearing Set

Chrysler 300 / Dodge Charger / Magnum 05-10 2.7L V6

MB4074SI0.5

Overview:

The King Engine Bearings +0.50mm Main Bearing Set is engineered specifically for Chrysler 300, Dodge Charger, and Dodge Magnum models equipped with the 2.7L engine, covering production years from 2005 through 2010. Designed to meet the demanding needs of medium-load engines, this bearing set provides a precise +0.50mm oversize fit to restore proper clearances during engine rebuilds or repairs. King Engine Bearings has been a trusted name since 1960, specializing exclusively in engine bearings to deliver superior quality and durability.

This main bearing set is ideal for automotive enthusiasts, mechanics, and rebuilders seeking reliable, high-performance components that ensure smooth engine operation and longevity. Its lead-free, environmentally safe composite construction aligns with modern standards while maintaining excellent wear resistance and load capacity.

Key Features:

King Engine Bearings combines advanced materials and precise engineering to offer a main bearing set that enhances engine reliability and performance. Key features include:

• +0.50mm oversize main bearings for accurate fitment during engine rebuilds
• Bimetal construction with an aluminum-silicon base for optimal strength and durability
• Includes thrust washers to control axial movement and maintain proper crankshaft positioning
• Lead-free and environmentally safe composite materials for compliance with modern environmental standards
• Designed specifically for medium-load 2.7L engines found in Chrysler and Dodge vehicles
• Manufactured to meet or exceed OEM specifications for reliable engine performance
• Extensive fitment coverage across multiple Chrysler and Dodge models for versatile application

Construction & Design:

The King Engine Bearings main bearing set features a bimetal design, combining a robust aluminum-silicon alloy base with a precision-machined surface to provide excellent wear resistance and load distribution. This construction ensures durability under typical engine operating conditions while minimizing friction and heat buildup. The lead-free composite materials used in the bearing layers contribute to environmental safety without compromising performance. Additionally, the included thrust washers are engineered to maintain proper crankshaft endplay, preventing excessive axial movement and potential engine damage.

Installation & Fitment:

Installation of the King Engine Bearings +0.50mm main bearing set requires standard engine rebuild procedures, including careful measurement of crankshaft journal diameters and bearing clearances to ensure proper fit. This set is designed for direct replacement in Chrysler 300 (2005–2010), Dodge Charger (2006–2010), and Dodge Magnum (2005–2008) models equipped with the 2.7L engine. No modifications are necessary when used within the specified oversize range, making it a straightforward choice for professional mechanics and experienced DIYers alike.

What's Included:

• Set of +0.50mm main bearings
• Thrust washers

Ideal For:

This main bearing set is ideal for engine rebuilders, automotive technicians, and performance enthusiasts working on Chrysler and Dodge vehicles with the 2.7L engine. It is especially suited for those restoring engine clearances after crankshaft machining or wear, ensuring reliable operation and extended engine life.

King Engine Bearings specializes in engine bearings with a strong footprint in performance and racing, developing advanced bearing materials and designs for high-load engines. Builders and racers rely on King for main and rod bearings engineered to handle higher cylinder pressures and sustained RPM without sacrificing reliability.