GM, original restored NON AIR heater box. This will not work, on your Air conditioned cab. Completely disassembled, cleaned, oiled and painted, black satin.  New rubber seal, included.  NO RESERVE.   What you see is what you get.   See my other items for 67-72 Chevy GMC trucks.           Thanks for looking and God bless.   Tags; pickup c10 c20 c30 custom cst cheyenne blazer suburban k5 k10 sierra custom grande