King Engine Bearings Gm Vortec /Ls-Series Gen Iii Iv (Size STDX) Main Bearing Set

If you're rebuilding the bottom end of your GM Vortec or LS-Series Gen III/IV engine, a solid set of main bearings is crucial. These King Engine Bearings main bearing sets are built with a tri-metal copper-based material, offering a strong foundation for your crankshaft. They are designed to handle the demands of these popular GM engines, fitting a wide range of vehicles like the Chevrolet Silverado, GMC Sierra, and Cadillac Escalade.

King specializes in bearings, and these XP Series bearings feature their PMaxBlack overlay, which is engineered for superior load capacity. This means they can better withstand the pressures and stresses within the engine. They also incorporate Radialock, a feature that helps maintain optimal crush height during installation, ensuring a snug and secure fit. This attention to detail in their construction helps ensure consistent performance and durability for your engine rebuild.