Came across some additional data and photos:
Designers: Mario Colucci, Luchino Fochi (engine)
Chassis: Tubular, fiberglass body
Engine: 12 cylinders Abarth opened at 120 °, type 240A, rear center position
Displacement: 5982.84 cm 3 (92 x 75)
Distribution: 2 ACT
Power: 600 hp estimated at 6,800 rpm
Food: 4 Weber 40 IDA carburetors 3CI
Transmission: 5 speed
Brakes: 4-wheel drives in
Tires: 6.00 M x 15 x15 and 6.00/12.00
Length: 4100 mm
Width: 1850 mm
Height: 1030 mm
Wheelbase: 2450 mm
Channels: 1470 mm front and rear
Weight: 1110 kg