Timing Cover w/ 10AN Turbo Oil Drain Fittings for Chevy GMC Gen III GM LS 4.8L 5.3L 5.7L 6.0L 22404647Specifications: Type: Timing Cover Material: Aluminum Color: Natural 100% Brand New Two internally welded 10AN Oil Drain Fittings Must be used with "truck or LS3 Camaro" crank pulley only (to clear AN fittings) Includes front main seal For double roller timing chain applications (clearancing will be required) Fit For the Following Models: For Gen III GM LS series engines 4. 8L 5. 3L 5. 7L 6. 0L Will NOT work with factory LS A C compressors in the