1968-69 Camaro, Firebird, 1968-72 Nova; Inner Heater Case Assembly; w/o AC Reproduction of the original heater box or heater core case for 1968-69 Camaro, Firebird, 1969 Trans Am models, and 1969-72 Chevrolet Nova models without factory air conditioning. This reproduction interior heater box assembly houses the heater core and distributes hot air to the interior and air to the defroster ducts on models without air conditioning. Features accurate dimensions and contours with interior air control flaps, heater core mount, etc. Heater core is not included and is sold separately.