1933 Alvis Speed Twenty SB: detailed specifications, performance and economy data

1933 Alvis Speed Twenty SB specifications

1933 Alvis Speed Twenty SB data
bodywork
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Body type	2+2 seater convertible/cabriolet
Number of doors
Designer
dimensions & weights
Wheelbase	3124 mm	123 inches
Track/tread (front)	1422 mm	56 inches
Track/tread (rear)	1422 mm	56 inches
Length	4572 mm	180 inches
Width	1689 mm	66.5 inches
Height
Ground clearance
length:wheelbase ratio	1.46
Kerb weight	1372 kg	3025 lb
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer	Alvis
Engine code
Cylinders	Straight 6
Capacity	2.5 litre 2511 cc (153.231 cu in)
Bore × Stroke	73 × 100 mm 2.87 × 3.94 in
Bore/stroke ratio	0.73
Valve gear	overhead valve (OHV) 2 valves per cylinder 12 valves in total
maximum power output	88 PS (87 bhp) (65 kW) at 4000 rpm
maximum torque
Specific output	25.8 kW/litre 35.1 ps/litre 34.6 bhp/litre 0.57 bhp/cu in
Engine construction
Lubrication
compression ratio	6.33:1
Fuel system	3 SU carbs
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings
Engine coolant	Water
Unitary capacity	418.5 cc
Aspiration	Normal
Compressor	N/A
Intercooler	None
Catalytic converter	N
performance
Acceleration 0-80km/h (50mph)	13.5 s
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile	21 s
Standing kilometre
Maximum speed	143 km/h (89 mph)
Power-to-weight ratio	Higher is better 64.29 PS/tonne (1000 kg) 0.06 PS/kg 47.29 kW/tonne (1000 kg) 0.05 kW/kg 63.41 bhp/tonne (1000 kg) 0.06 bhp/kg 0.03 bhp/lb
Weight-to-power ratio	Lower is better 21.15 kg/kW 35.33 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carbon dioxide emissions
Carfolio Calculated CO₂ ^?
VED band (UK)
CO₂ Effizienz (DE)
chassis
Engine position	front
Engine layout	longitudinal
Drive wheels	rear wheel drive
Torque split	N/A
Steering
turns lock-to-lock
Turning circle
Front suspension
Rear suspension
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R
Front brake diameter
Rear brake diameter
Braked area
Gearbox
Top gear ratio	1
Final drive ratio	4.55
general
Carfolio.com ID	52580
Production total
Model code
RAC rating	19.8
Insurance classification	No information available
Tax band	No information available
1933 Alvis Speed Twenty SB added before December 1995. Last modified 2013-02-28.

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Alvis Speed models

1932 Alvis Speed Twenty SA

4 door roadster 4M 2511 cm³/153.2cuin 91 PS 90 bhp 67 kW 1321 kg

1931 Amilcar 11 cv Straight 8 Faux Cabriolet

2 door fixed-head coupé FR 4M 1980 cm³/120.8cuin

1931 Amilcar 11 cv Straight 8 Saloon

4 door sedan/saloon FR 4M 1980 cm³/120.8cuin

1931 Amilcar 11 cv Straight 8 Sportsman Coupé

2 door fixed-head coupé FR 4M 1980 cm³/120.8cuin

1931 Amilcar Straight 8 Roadster

2 door roadster FR 4M 1980 cm³/120.8cuin

1934 Buick Business Coupé Series 50 56

2 door fixed-head coupé FR 3M 3858 cm³/235.4cuin 89 PS 88 bhp 66 kW

1933 Buick Business Coupé Series 50 56

2 door fixed-head coupé FR 3M 3776 cm³/230.4cuin 87 PS 86 bhp 64 kW

1932 Buick Business Coupé 32-50 32-56

2 door fixed-head coupé FR 3M 3775 cm³/230.4cuin 84 PS 83 bhp 62 kW

1931 Buick Business Coupé Series 60 66

2 door fixed-head coupé FR 3M 4829 cm³/294.7cuin 91 PS 90 bhp 67 kW

1934 Buick Convertible Coupé Series 50 56C

2 door convertible/cabriolet FR 3M 3858 cm³/235.4cuin 89 PS 88 bhp 66 kW

1933 Buick Convertible Coupé Series 50 56C

2 door convertible/cabriolet FR 3M 3776 cm³/230.4cuin 87 PS 86 bhp 64 kW

1932 Buick Convertible Coupé Roadster 32-50 32-56C

2 door convertible/cabriolet FR 3M 3775 cm³/230.4cuin 84 PS 83 bhp 62 kW

1932 Buick Convertible Phaeton 32-50 32-58C

tourer FR 3M 3775 cm³/230.4cuin 84 PS 83 bhp 62 kW

1931 Buick Phaeton Series 60 65

4 door tourer FR 3M 4829 cm³/294.7cuin 91 PS 90 bhp 67 kW

1934 Buick Sedan Series 50 57

4 door sedan/saloon FR 3M 3858 cm³/235.4cuin 89 PS 88 bhp 66 kW

1933 Buick Sedan Series 50 57

4 door sedan/saloon FR 3M 3776 cm³/230.4cuin 87 PS 86 bhp 64 kW

1932 Buick Sedan 32-50 32-57

4 door sedan/saloon FR 3M 3775 cm³/230.4cuin 84 PS 83 bhp 62 kW

1931 Buick Sedan Series 60 67

4 door sedan/saloon FR 3M 4829 cm³/294.7cuin 91 PS 90 bhp 67 kW

1932 Buick Special Coupé 32-50 32-56S

2 door fixed-head coupé FR 3M 3775 cm³/230.4cuin 84 PS 83 bhp 62 kW

1932 Buick Special Sedan 32-50 32-57S

4 door sedan/saloon FR 3M 3775 cm³/230.4cuin 84 PS 83 bhp 62 kW

1934 Buick Sport Coupé Series 50 56S

2 door fixed-head coupé FR 3M 3858 cm³/235.4cuin 89 PS 88 bhp 66 kW

1933 Buick Sport Coupé Series 50 56S

2 door fixed-head coupé FR 3M 3776 cm³/230.4cuin 87 PS 86 bhp 64 kW

1931 Buick Sport Coupé Series 60 66S

2 door fixed-head coupé FR 3M 4829 cm³/294.7cuin 91 PS 90 bhp 67 kW

1932 Buick Sport Phaeton 32-50 32-55

4 door tourer FR 3M 3775 cm³/230.4cuin 84 PS 83 bhp 62 kW

1931 Buick Sport Roadster Series 60 64

2 door roadster FR 3M 4829 cm³/294.7cuin 91 PS 90 bhp 67 kW

1934 Buick Victoria Coupé Series 50 56C

2 door fixed-head coupé FR 3M 3858 cm³/235.4cuin 89 PS 88 bhp 66 kW

1933 Buick Victoria Coupé Series 50 58

2 door fixed-head coupé FR 3M 3776 cm³/230.4cuin 87 PS 86 bhp 64 kW

1932 Buick Victoria Coupé 32-50 32-58

2 door fixed-head coupé FR 3M 3775 cm³/230.4cuin 84 PS 83 bhp 62 kW

1932 Graham Streak

4 door sedan/saloon FR 3M 3998 cm³/244.0cuin 91 PS 90 bhp 67 kW

1933 Oldsmobile Eight Business Coupé

2 door fixed-head coupé FR 3M 3823 cm³/233.3cuin 91 PS 90 bhp 67 kW

1932 Oldsmobile Eight Business Coupé

2 door fixed-head coupé FR 3M 3940 cm³/240.4cuin 88 PS 87 bhp 65 kW

1933 Oldsmobile Eight Convertible Coupé

2 door convertible/cabriolet FR 3M 3823 cm³/233.3cuin 91 PS 90 bhp 67 kW

1932 Oldsmobile Eight Convertible Roadster

2 door convertible/cabriolet FR 3M 3940 cm³/240.4cuin 88 PS 87 bhp 65 kW

1932 Oldsmobile Eight Four-door Sedan

4 door sedan/saloon FR 3M 3940 cm³/240.4cuin 88 PS 87 bhp 65 kW

1932 Oldsmobile Eight Patrician Sedan

4 door sedan/saloon FR 3M 3940 cm³/240.4cuin 88 PS 87 bhp 65 kW

1933 Oldsmobile Eight Sedan

4 door sedan/saloon FR 3M 3823 cm³/233.3cuin 91 PS 90 bhp 67 kW

1933 Oldsmobile Eight Sport Coupé

2 door fixed-head coupé FR 3M 3823 cm³/233.3cuin 91 PS 90 bhp 67 kW

1932 Oldsmobile Eight Sport Coupé

2 door fixed-head coupé FR 3M 3940 cm³/240.4cuin 88 PS 87 bhp 65 kW

1933 Oldsmobile Eight Touring Coupé

2 door fixed-head coupé FR 3M 3823 cm³/233.3cuin 91 PS 90 bhp 67 kW

1933 Oldsmobile Eight Touring Sedan

4 door sedan/saloon FR 3M 3823 cm³/233.3cuin 91 PS 90 bhp 67 kW

1932 Oldsmobile Eight Two-door Sedan

2 door sedan/saloon FR 3M 3940 cm³/240.4cuin 88 PS 87 bhp 65 kW

1934 Oldsmobile Six Business Coupé

2 door fixed-head coupé FR 3M 3386 cm³/206.6cuin 85 PS 84 bhp 63 kW

1934 Oldsmobile Six Coupé

2 door fixed-head coupé FR 3M 3386 cm³/206.6cuin 85 PS 84 bhp 63 kW

1934 Oldsmobile Six Sedan

4 door sedan/saloon FR 3M 3386 cm³/206.6cuin 85 PS 84 bhp 63 kW

1934 Oldsmobile Six Sport Coupé

2 door fixed-head coupé FR 3M 3386 cm³/206.6cuin 85 PS 84 bhp 63 kW

1934 Oldsmobile Six Touring Coupé

2 door fixed-head coupé FR 3M 3386 cm³/206.6cuin 85 PS 84 bhp 63 kW

1934 Oldsmobile Six Touring Sedan

4 door sedan/saloon FR 3M 3386 cm³/206.6cuin 85 PS 84 bhp 63 kW

1932 REO Flying Cloud Eight Coupé 8-25

2 door fixed-head coupé FR 3M 4403 cm³/268.7cuin 91 PS 90 bhp 67 kW

1932 REO Flying Cloud Eight Sedan 8-25

4 door sedan/saloon FR 3M 4403 cm³/268.7cuin 91 PS 90 bhp 67 kW

1932 REO Flying Cloud Eight Victoria 8-25

2 door convertible/cabriolet FR 3M 4403 cm³/268.7cuin 91 PS 90 bhp 67 kW

1932 REO Flying Cloud Sedan 6-21

4 door sedan/saloon FR 3M 4395 cm³/268.2cuin 86 PS 85 bhp 63 kW

1934 Terraplane Deluxe Six Coach KU

2 door sedan/saloon FR 3M 3475 cm³/212.1cuin 91 PS 90 bhp 67 kW

1934 Terraplane Deluxe Six Coach KU

2 door sedan/saloon FR 3M 3475 cm³/212.1cuin 86 PS 85 bhp 63 kW

1933 Alvis Speed Twenty SB

Body type

Length

Weight

Engine type

Engine size

Cylinders

Power

Torque

Top speed

1933 Alvis Speed Twenty SB specifications

Alvis Speed models

﻿1933 Alvis Speed Twenty SB

Body type

Length

Weight

Engine type

Engine size

Cylinders

Power

Torque

Top speed

1933 Alvis Speed Twenty SB specifications

Alvis Speed models

1933 Alvis Speed Twenty SB