Ignition distributor Marelli S144AA - S144E - S144CAY - S144CBY - S153 - S154A => 51 mm - see picture 2Fiat 124 Coupe/Spider 1600/1800Fiat 124 Spider CSA Abarth RallyFiat 131 Rally 1977-80Fiat X 1/9 1300 (Marelli distributor at cylinder head)Lancia Beta 1973-78 OE: 9924395 - 9925457 - 9925467 - 9927824 - 82309215 - 71156501 - 71158201 - 71168801