This listing is for a re-ring engine kit compatible with 2019-2021 GM Chevy 5.3L Gen V Direct Injected engines. VIN code F. Please verify! VIN refers to the 8th character in the vehicles ID in lower side driver dash. These are for For 3.780" Diameter Cylinder Bores (Standard Size) and Standard crankshaft journals. KIT Includes: Complete engine Gaskets set Connecting rod bearings Crankshaft main Bearings Piston Rings.1.2mm (Top), 1.5mm (2nd) & 2.5mm oil Ring Widths CAMSHAFT PLATE Cylinder Head Bolts Fitment: CHEVROLET SILVERADO 1500 2019-2021 5.3L CHEVROLET SUBURBAN 2019-2021 5.3L CHEVROLET TAHOE 2019-2021 5.3L GMC SIERRA 1500 2019-2021 5.3L GMC YUKON 2019-2021 5.3L GMC YUKON XL 2019-2021 5.3L