Air conditioning kits 1967-1972 interior and complete packages 1967-1972 complete and interior only air conditioning kits. swithcing integrates with factory heater control for both heater and air conditioning functions. includes your choice of indash or underdash louvers and a new plastic glvoe box. condenser assembly is a replica of the factory original and custom alumninum lines. the condenser features multi-flow design and is available with optional single or dual electric condenser fans to maximize cooling efficiencey. our interior package includes all air conditioning items required to complete system in the interior of the cab. all kits have a/c, heat and defroster. items not included that are needed to complete your air conditioning is your water pump pulleys, lower crank shaft pulley, freon, and fan belts. water pump pulley must be two groove and crank shaft pulley muts be three groove pulley. information need from you is what side of the block will the compressor mount? do you have long or short water pump? what size motor is in your truck? and what type of freon do you prefer, r-12 or 134a? if you have any other further questions please feel free to call us at 1-800-544-1955