Main Bearing and Rod Bearing with Piston Rings Set STD Fits for GM Chevy LS Gen III IV 4.8L 5.3L Engine L20 LY5 LM7 LR4 L33 L59 LH6 LC9 LS4 LY2 LMG LMF Replace MS2199 BB253J CB663 41859CP 2M4978
Compatible with: LS Gen III IV 4.8L 5.3L V8 3.78" Bore engine, including LM7 LR4 L59 LS4 LY2 L20 LY5 LMG LMF LH6 LC9 L33, fits for 4.8L 1999-2015 VINs A, C, V, O, 7, 4, Chevy Light Truck and more, 5.3L 1999-2013 LC9, LS4 VINs 0, 3, 4, B, C, J, L, M, P, T, Z, Chevy Car and Light Truck and more
Relpaces part number: MS2199, BB253J, CB663, 41859CP, 2M4978
Function: This set is designed to replace worn-out components in the engine, ensuring smooth operation and proper sealing of the crankshaft and connecting rods
Installation: This set is installed by aligning the bearings with the crankshaft journals and connecting rod journals, then securing them in place with appropriate fasteners
After-sales Service: Experienced customer service resolves inquiries promptly, professional technicians provide support anytime