Complete Heater A/C Conversion System - 1967 Mustang with upgraded Electronic controls. Must be used in conjunction with your original A/C Dash Vents and Control Panel. Fits 1967 Non-Air Car w/ original 390 engine w/ factory Power Steering. Designed to be used we 134a refrigerant. R12 Kit can be special ordered as well as a kit with Compressor bracket on opposite side than original. Additional charges may apply.