One new EPC brand crankcase oil breather hose elbow (made in Italy), part number 4386889. This is also called a cyclonic trap lower crankcase vent hose and fits:
Fiat 124 Spider 1756cc 02/1977 - 1978
Fiat 131 and Brava 1756cc 02/1977 - 1978
Lancia Beta Sedan, Wagon & Coupe 1755cc 02/1977 - 1978