1964 Porsche 904, officially known as the Carrera GTS. The 904 was Porsche's first of the “plastic” race car era and the last model to use Ernst Fuhrmann's four-cam, four-cylinder engine. This,November 26, 1963 - Porsche debuts the 904 Carrera GTS - This Day In Automotive History,Porsche 904 Carrera GTS 1963-1965,1963 Porsche 904 Carrera GTS (street version) (114 kW / 155 PS / 153 hp) (since November 1963 for Europe ) specs review