AC compressor is an original  GM FRIGIDAIRE part, specifically designed for the 1965 Corvette models. The compressor bears the manufacturer part number 6555302 & 6550133 and is dated March 1965 (C95). It is suitable for use in other vehicle models. The compressor has been previously used and looks to be in working condition. LARGE PULLEY FOR BBC AND HP ENGINES. #28MCOMP