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Armstrong Siddeley Sapphire 234

Bodywork

type 4/5S SAL
doors 4

Engine information

Bore × stroke 90.00 mm × 90.00 mm 3.54 in × 3.54 in
Cylinders S-4
Displace 2.3 litre 2290 cc (139.744 cu in)
Engine type OHV
Valves 2 valves per cylinder | 8 valves in total
Engine construction
Sump
Compression ratio 7.50:1
Fuel system 2 SU carbs
Maximum power 121.7 PS (120.0 bhp) (89.5 kW) @ 5000 rpm
0-50 mph 10.90 s
0-60 mph
0-100 mph -1.00 s
0-100 km/h
80 - 120 km/h
402 m (Quarter mile) 20.20 s
Standing km
Top speed 155 km/h (96 mph)
Fuel consumption
CO2 emissions
Power to weight ratio 88.24 bhp/ton
Specific output
Maximum torque 189.0 Nm (139 ft·lb) (19.3 kgm) @ 3500 rpm
bmep 1037.1 kPa (150.4 psi)
Specific torque 82.53 Nm/litre
Maximum rpm
Code
Main bearings
Coolant Water
Bore / stroke ratio 1
Unitary capacity 572.5 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter N

Dimensions and weight

wheelbase 2819 mm
wheelbase 111 in
Length (milimeters) 4572 mm
Length (inches) 180 in
Width (milimeters) 1740 mm
Width (inches) 68.5 in
Height (milimeters) 1568 mm
Height (inches) 61.7 in
L:W ratio 1.62
Ground clearance (milimeters)
Ground clearance (inches)
Kerb weight (kilograms) 1360 kg
Kerb weight (pounds) 2998 lb
Weight distribuiton
Fuel capacity (litres)
Fuel capacity (UK Ga)
Fuel capacity (US Gal)

Aerodynamics

Drag coefficient
Frontal area
Cx

Chassis

Engine location Front
Engine alignment Longitudinal
Drive RWD
Steering
Turns lock-to-lock
Turning circle
Tyres
Wheels
Brakes F/R
Brake ∅
Braked area
Transmission 4M
Top gear ratio 0.77
Final drive ratio 4.54

General information

RAC rating 20.1
Number made
Model code
Model family
Insurance classification No information available
Tax band No information available

Manual Download

Download 1955 Armstrong Siddeley Sapphire 234 PDF Manual
Designer unknown
Year 1955

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