1957 - Vespa - 400

Technical Specs of This Model
1. 400 1957
General Information
Make Vespa
Model 400
Production Year 1957
Country
Designer
Production Number
Model Code
Model Family
Chassis and Dimensions
Chassis Type 2S DHC
Number of Doors 2
Wheelbase 1694 mm     (66,7 in)
Front Track 1100 mm     (43,3 in)
Rear Track 1100 mm     (43,3 in)
Length 2852 mm     (112,3 in)
Width 1270 mm     (50 in)
Height 1250 mm     (49,2 in)
Ground Clearance
Length / Wheelbase Ratio 1,68
Weight 360 kg     (793 lb)
Weight Distribution (front/rear)
Fuel Capacity
Aerodynamics
Drag Coefficient
Frontal Area
Cx
Engine Specifications
Engine Manufacturer
Engine Location Rear
Engine Alignment
Engine Construction
Coolant Type Air
Engine Type TS
Number of Cylinders and Placement S-2
Valves per Cylinder
Engine Displacement 394 cc     (24,04 cu in)
Bore 63 mm     (2,48 in)
Stroke 63 mm     (2,48 in)
Bore / Stroke Ratio 1
Unitary Capacity 197 cc/cylinder    (12,02 cu in/cylinder)
Number of Main Bearings
Compression Ratio 6,6 : 1
Fuel System Type 1 So carb
Aspiration Type Normal
Compressor Type -
Intercooler Type None
Catalytic Converter No
Maximum Engine Power 14 HP     (10,4 kW)
Maximum Engine Power rpm 4350 d/d
Maximum Engine Torque 27 N.m     (19,9 lb.ft ,  2,8 kg.m)
Maximum Engine Torque rpm 2200 d/d
Engine Torque at Max. Engine Power rpm 22,9 N.m    (4350 d/d)
Power / Weight Ratio 38,9 HP/ton    (29 W/kg)
Power / Engine Displacement Ratio 35,5 HP/litre    (26,5 kW/litre)
CO2 Emissions
Fuel Consumption
Performance
0 - 80 km/h 58 s
0 - 60 mph -1 s
0 - 100 km/h -1 s
0 - 160 km/h -1 s
80 - 120 km/h (in top gear)
0 - 400 m Acceleration
0 - 1000 m Acceleration
Top Speed 83 km/h   (51,6 mph)
Gearbox and Transmission
Transmission Type 3M
Top Gear Ratio
Final Drive Ratio
Drive Wheels RWD (Rear Wheel Drive)
Handling, Suspension Geometry and Brakes
Steering Type rack & pinion
Steering Turns (lock to lock)
Turning Circle Diameter
Suspension (front) I.SlPi.TA.CS.
Suspension (rear) LA.SwAxle.W.CS.
Brakes (front/rear) Dr/Dr
Brake Disc Diameter (front)
Brake Disc Diameter (rear)
Wheels (front)
Wheels (rear)
Tyres (front) 4.00-16
Tyres (rear) 4.00-16