1100 Sport Nazionale

car models

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