
Achille Castoldi, Arno XI, world speed record racers 800 Kg with Timossi boat / Ferrari engine F1 : 131,51 knots

Luigi Castoldi, founder of Castoldi Company and few other world renowned Companies like B.C.S. and Mosa, acclaimed designer and ingeneer, designes the motor boat which, driven by his brother Achille, gains in 1930 the world speed record.
In 1959 he revolutionizes the waterjet drive system

Franco Castoldi wins the offshore race Santa Margherita - Montecarlo / Montecarlo - Santa Margherita, 200 nm at an average speed of 57,2 knots with an Enfield 37' boat equipped with 2 x 600 HP engines and a special twin stage counter revolving waterjet drive, designed by his father Luigi Castoldi.
Up to now this is the first long distance offshore race in the history of motor boating winned by a boat having a propulsion system different than a propeller.