Overhauled original ignition distributor Magneti Marelli SM807CX in exchange for a used distributor SM807CX.Please send us your ignition distributor first, after arrival the revised ignition distributor will be shipped.Fiat 124 Coupe/Spider 1979-85 CS2/CSO/DS Vergaser & i.e.OE: 4430224 - 5944398