1927 - Sunbeam - 20

Technical Specs of This Model
1. 20 1927
General Information
Make Sunbeam
Model 20
Production Year 1927
Country
Designer
Production Number
Model Code
Model Family
Chassis and Dimensions
Chassis Type 2S DHC
Number of Doors 2
Wheelbase 3162 mm     (124,5 in)
Front Track 1397 mm     (55 in)
Rear Track 1397 mm     (55 in)
Length 4451 mm     (175,2 in)
Width 1803 mm     (71 in)
Height
Ground Clearance
Length / Wheelbase Ratio 1,41
Weight 1372 kg     (3022 lb)
Weight Distribution (front/rear)
Fuel Capacity
Aerodynamics
Drag Coefficient
Frontal Area
Cx
Engine Specifications
Engine Manufacturer Sunbeam
Engine Location Front
Engine Alignment Longitudinal
Engine Construction
Coolant Type Water
Engine Type OHV
Number of Cylinders and Placement S-6
Valves per Cylinder 2    (Total of 12 Pieces)
Engine Displacement 2916 cc     (177,95 cu in)
Bore 75 mm     (2,95 in)
Stroke 110 mm     (4,33 in)
Bore / Stroke Ratio 0,68
Unitary Capacity 486 cc/cylinder    (29,66 cu in/cylinder)
Number of Main Bearings
Compression Ratio 5,5 : 1
Fuel System Type 1 Claudel-Hobson carb
Aspiration Type Normal
Compressor Type -
Intercooler Type None
Catalytic Converter No
Maximum Engine Power 55 HP     (41 kW)
Maximum Engine Power rpm 3600 d/d
Maximum Engine Torque
Maximum Engine Torque rpm
Engine Torque at Max. Engine Power rpm 108,8 N.m    (3600 d/d)
Power / Weight Ratio 40,1 HP/ton    (29,9 W/kg)
Power / Engine Displacement Ratio 18,9 HP/litre    (14,1 kW/litre)
CO2 Emissions
Fuel Consumption
Performance
0 - 80 km/h
0 - 60 mph
0 - 100 km/h
0 - 160 km/h
80 - 120 km/h (in top gear)
0 - 400 m Acceleration
0 - 1000 m Acceleration
Top Speed 122 km/h   (75,8 mph)
Gearbox and Transmission
Transmission Type 4M
Top Gear Ratio 5,5 : 1
Final Drive Ratio
Drive Wheels RWD (Rear Wheel Drive)
Handling, Suspension Geometry and Brakes
Steering Type
Steering Turns (lock to lock)
Turning Circle Diameter
Suspension (front) LA.SE.
Suspension (rear) LA.SE.
Brakes (front/rear)
Brake Disc Diameter (front)
Brake Disc Diameter (rear)
Wheels (front)
Wheels (rear)
Tyres (front) 31 x 5.25
Tyres (rear) 31 x 5.25