1100 Sport Nazionale

Engine: front mounted, based on Fiat 508C; cast-iron block, light alloy head

Cylinders: 4

Bore and stroke: 68×75 mm

Capacity: 1089 cc

Max output: 45 bhp at 6000 rpm (60 bhp at 6000 rpm since 1948)

Lubrication: full pressure by submerged gear-type oil pump

Cooling: thermo-syphon circulation

Valve gear: pushrods

Fuel feed: 1 Zenith 32VIMB downdraught carburetor (2 Weber 32DR3 carburetors)

Ignition: coil and distributor

Clutch: single dry-plate

Gearbox: 4 forward speeds + reverse

Chassis: cruciform-braced frame with deep channel section side and cross members, based on Fiat 508C

Front suspension: independent, lower A arms and upper wishbones, frame-mounted coil spring and damper units (later telescopic shock absorbers)

Rear suspension: live axle with semi-elliptic springs, hydraulic frame-mounted damping units (later telescopic shock absorbers); anti-roll bar

Brakes: drums

Wheelbase: 2420 mm

Tracks: front 1231 mm, rear 1226 mm

Tire size: front 5.00-15; rear 5.00-15

Body: two seater-roadster (with or without hard-top), built of aluminium; motorcycle-type mudguards fitted since 1947

Dry weight: 580 kg

Production period: 1938-1948