These two-cylinder engines are very common in Dumpers and construction machinery (Ausa), compact tractors (Pasquali, BCS, Ferrrari, Valpadana, Agria, Antonio Carraro, Alfa, Lander), generators and motorbombs, hydraulic pumps etc.
Built in block and aluminum foil and air-cooled.
In these series are models 12LD 435-2, 12LD 475-2 and 12LD 477-2.
