King Engine Bearings Main Bearing Set

2005–2010 Chrysler 300 / 2006–2010 Dodge Charger / 2005–2008 Dodge Magnum 2.7L Engine

MB4074SI1.0

Overview:

The King Engine Bearings Main Bearing Set is engineered specifically for Chrysler 2.7L engines found in popular models such as the Chrysler 300, Dodge Charger, and Dodge Magnum from the mid-2000s. Founded in 1960, King Engine Bearings has earned a reputation for delivering premium-quality engine bearings designed to meet or exceed OEM standards. This main bearing set provides reliable support for your engine’s crankshaft, ensuring smooth operation and long-lasting durability under medium-load conditions.

Ideal for enthusiasts and professional mechanics alike, this bearing set offers a precise fit and dependable performance, making it an excellent choice for engine rebuilds, repairs, or upgrades. With environmental safety in mind, these bearings are lead-free and feature composite materials that contribute to cleaner engine operation.

Key Features:

Designed to deliver optimal protection and performance, the King Engine Bearings Main Bearing Set includes the following key features:

• Bimetal construction with an aluminum-silicon base for enhanced wear resistance
• Lead-free and environmentally safe composite materials
• Includes thrust washers to maintain proper crankshaft endplay
• Engineered for medium-load applications typical of the Chrysler 2.7L V6
• Precision manufacturing ensures consistent dimensions and tight tolerances
• Corrosion-resistant surface treatment for extended service life
• Compatible with a wide range of Chrysler and Dodge models from 1998 to 2010
• Meets or exceeds OEM specifications for durability and reliability

Construction & Design:

This main bearing set features a bi-metal design, combining a robust aluminum-silicon alloy base with a durable overlay to provide excellent fatigue strength and wear resistance. The aluminum base offers lightweight strength, while the silicon enhances load-carrying capacity and reduces friction. The lead-free composite materials used in these bearings promote environmental safety without compromising performance.

Each bearing shell is precision-machined to exacting standards, ensuring a perfect fit within the engine block and on the crankshaft journals. The included thrust washers are engineered to control axial movement of the crankshaft, preventing excessive endplay and maintaining engine stability.

Installation & Fitment:

The King Engine Bearings Main Bearing Set is designed for direct replacement in Chrysler 2.7L engines installed in the Chrysler 300 (2005–2010), Dodge Charger (2006–2010), and Dodge Magnum (2005–2008). Installation typically requires standard engine rebuild procedures, including proper cleaning of bearing surfaces and measurement of crankshaft journal clearances. No modifications are necessary when installing this bearing set, making it suitable for both professional shops and experienced DIY mechanics.

What's Included:

• Main bearing shells for all crankshaft journals
• Thrust washers for crankshaft endplay control

Ideal For:

This main bearing set is ideal for engine rebuilders, automotive technicians, and performance enthusiasts seeking a reliable, high-quality replacement bearing for Chrysler 2.7L engines. Whether restoring a Chrysler 300, Dodge Charger, or Dodge Magnum, this set provides the durability and precision needed to maintain engine longevity and smooth operation under normal to moderate driving conditions.

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.