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

The PMaxBlack material in this King Engine Bearings main bearing set is designed for superior load capacity, a critical factor when rebuilding or refreshing GM Vortec and LS-Series Gen III/IV engines. These bearings are built with a tri-metal copper-based material, offering a solid foundation for reliable engine performance. They are a well-built option for a wide range of GM vehicles, including popular models like the Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade.

King Engine Bearings specializes in engine bearings, and this set reflects that focus. The Radialock feature helps achieve optimal crush height, which is essential for proper bearing seating and oil retention within the engine block. This attention to detail in design and material selection contributes to the overall durability and performance of your engine rebuild.