4.7 LITER & 5.7 LITER. Left.4.6 LITER. MANUAL AIR CONDITIONER. A part which fits around the Heater Core and tightens, thereby securing the component in place with a clamping force. HVAC Heater Core Bracket. Part included in AC & heater assembly. Part included in evaporator assembly. Bracket. clip. Included with: AC & heater assembly, Evaporator case.