Mr Gianfranco Bossu was working for Carlo Abarth and he give me al the special development and specification about the Fiat 6 cilinders .Yes he was working even on 1800/2100 and 2300
He made 8 different camshaft for the engines from mild to full race
Strange that he wish to fit on his Allemano 2400 only 2 Weber 40 DCOE
Many more abarth design I recive .Many thanks for this Mr Bossu
Hope other persons send also some info,but!!!!!!!!!