Timing Chain Cover w/ Dual-10AN Turbo Oil Drain Bungs Fits for Gen IV GM LS Series Engines 6.0L 5.3L 19482588Description: 100% Brand New, Never been Used 2 10AN Oil Drain Fittings Must be used with "truck or LS3 Camaro" crank pulley only to clear AN fittings. Internally Welded AN Drain Fittings For Double Roller Timing Chain Applications (Clearancing Will be Required) Professional Installation in Highly Recommended (No Instruction Included) Will Fit For the Following Models: Compatible with Gen IV GM LS Series Engines This Timing Cover will NOT work with