OER Parts offers a wide selection of Heater Parts for your 1949 Packard Custom Eight. OER Parts offers 1949 Packard Custom Eight Expansion Valve, 1949 Packard Custom Eight Hose Clamps, 1949 Packard Custom Eight Hose Fittings, 1949 Packard Custom Eight Hoses and Lines, 1949 Packard Custom Eight Vent and Duct Parts.