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1933 - Alvis - Speed Twenty SB

Technical Specs of This Model
1. Speed Twenty SB 1933
General Information
Make Alvis
Model Speed Twenty SB
Production Year 1933
Country
Designer
Production Number
Model Code
Model Family
Chassis and Dimensions
Chassis Type 2+2 DHC
Number of Doors
Wheelbase 3124 mm     (123 in)
Front Track 1422 mm     (56 in)
Rear Track 1422 mm     (56 in)
Length 4572 mm     (180 in)
Width 1689 mm     (66,5 in)
Height
Ground Clearance
Length / Wheelbase Ratio 1,46
Weight 1372 kg     (3022 lb)
Weight Distribution (front/rear)
Fuel Capacity
Aerodynamics
Drag Coefficient
Frontal Area
Cx
Engine Specifications
Engine Manufacturer Alvis
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 2511 cc     (153,23 cu in)
Bore 73 mm     (2,87 in)
Stroke 100 mm     (3,94 in)
Bore / Stroke Ratio 0,73
Unitary Capacity 418,5 cc/cylinder    (25,54 cu in/cylinder)
Number of Main Bearings
Compression Ratio 6,33 : 1
Fuel System Type 3 SU carbs
Aspiration Type Normal
Compressor Type -
Intercooler Type None
Catalytic Converter No
Maximum Engine Power 87 HP     (64,9 kW)
Maximum Engine Power rpm 4000 d/d
Maximum Engine Torque
Maximum Engine Torque rpm
Engine Torque at Max. Engine Power rpm 154,9 N.m    (4000 d/d)
Power / Weight Ratio 63,4 HP/ton    (47,3 W/kg)
Power / Engine Displacement Ratio 34,6 HP/litre    (25,8 kW/litre)
CO2 Emissions
Fuel Consumption
Performance
0 - 80 km/h 13,5 s
0 - 60 mph
0 - 100 km/h
0 - 160 km/h -1 s
80 - 120 km/h (in top gear)
0 - 400 m Acceleration 21 s
0 - 1000 m Acceleration
Top Speed 143 km/h   (88,9 mph)
Gearbox and Transmission
Transmission Type
Top Gear Ratio 1 : 1
Final Drive Ratio 4,55 : 1
Drive Wheels RWD (Rear Wheel Drive)
Handling, Suspension Geometry and Brakes
Steering Type
Steering Turns (lock to lock)
Turning Circle Diameter
Suspension (front)
Suspension (rear)
Brakes (front/rear)
Brake Disc Diameter (front)
Brake Disc Diameter (rear)
Wheels (front)
Wheels (rear)
Tyres (front)
Tyres (rear)