OER Parts offers a wide selection of Oil System & Parts for your 1966 Dodge Dart. OER Parts offers 1966 Dodge Dart Bypass Valves, 1966 Dodge Dart Dipsticks and Tubes, 1966 Dodge Dart Filter Adapters, 1966 Dodge Dart Oil Coolers, 1966 Dodge Dart Oil Filters, 1966 Dodge Dart Oil Pan Baffles, 1966 Dodge Dart Oil Pans, 1966 Dodge Dart Oil Pickup Tubes, 1966 Dodge Dart Oil Pumps, and 1966 Dodge Dart Oil Senders.