System Features 709 compressor with 8-groove serpentine pulley and standard finish.The 709 compressor is recommended for any Vintage Air system. It pumps 9.5 cubic inches per revolution with a maximum 6000 sustained RPM range. Available in chrome or polished finishes. Fits all Vintage Air brackets. Vehicle Fitment warning California Proposition 65 arrow_drop_down WARNING: California proposition 65