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Armstrong Siddeley Sapphire 346

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-6
Displace 3.4 litre 3435 cc (209.617 cu in)
Engine type OHV
Valves 2 valves per cylinder | 12 valves in total
Engine construction
Sump
Compression ratio 7.00:1
Fuel system 1 St carb
Maximum power 126.7 PS (125.0 bhp) (93.2 kW) @ 4400 rpm
0-50 mph 10.10 s
0-60 mph 15.50 s
0-100 mph -1.00 s
0-100 km/h
80 - 120 km/h
402 m (Quarter mile) 20.00 s
Standing km
Top speed 146 km/h (91 mph)
Fuel consumption
CO2 emissions
Power to weight ratio 79.37 bhp/ton
Specific output
Maximum torque 239.0 Nm (176 ft·lb) (24.4 kgm) @ 1000 rpm
bmep 874.3 kPa (126.8 psi)
Specific torque 69.58 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 2896 mm
wheelbase 114 in
Length (milimeters) 4902 mm
Length (inches) 193 in
Width (milimeters) 1830 mm
Width (inches) 72 in
Height (milimeters) 1600 mm
Height (inches) 63 in
L:W ratio 1.69
Ground clearance (milimeters)
Ground clearance (inches)
Kerb weight (kilograms) 1575 kg
Kerb weight (pounds) 3472 lb
Weight distribuiton 50.80 %
Fuel capacity (litres)
Fuel capacity (UK Ga)
Fuel capacity (US Gal)

Aerodynamics

Drag coefficient
Frontal area 2.32 m2
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 1.00
Final drive ratio 4.09

General information

RAC rating 30.1
Number made
Model code
Model family
Insurance classification No information available
Tax band No information available

Manual Download

Download 1953 Armstrong Siddeley Sapphire 346 PDF Manual
Designer unknown
Year 1953

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