LS R4 A/C Bracket LS1 LS2 LS3 LS6 Vortec Truck Engines Enjoy this brand new AC bracket at an outstanding price to brighten up your LS engine from CVF Racing! Features: ---All hardware for a quick installation ---Easy to follow color instructions ---CNC Machined in the USA from 6061-T6 Aircraft Quality Aluminum (5/8" thick, will not flex!) ---Hand polished to a mirror like finish ---Lifetime Warranty ---Backed by our World Class Support Staff Requirements: ---GM Factory R4 Compressor 1988-'95 ---Requires 4 inch clutch, will NOT work with 5" ---Truck or SUV Vortec Engines 1999-2013 ---Gates Tensioner (#38163) Easily found at your local auto parts store ---Recommended with Gates belt #K061037 AC Compressor and Tensioner NOT Included.