From Classic Investments website:

1961 Alfa Romeo Giulietta Sprint Speciale

A desirable Sprint Speciale that came out of 30 yr ownership. An excellent example to restore with a very rare option of Boranni wire wheels. Very original with all the hard to find parts intact especially within the engine compartment.The car still has factory equipped plexiglass wind deflector

Production Numbers: 1366


Type: Inline Four Cylinder 
Block: Cast Aluminium with slip-fit wet iron liners 
Cylinder Head: Cast Aluminium, cross flow, hemispherical chambers 
Bore and Stroke: 74mm x 75mm 
Valvetrain: Chain driven, Dual overhead cams

Transmisson: Five-speed with syncromesh 
Clutch: Single disc with coil spring pressure plate, mechanical actuation

Front: Double A-arm, sway bar 
Rear: Solid axle