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Austin A90 Atlantic

Bodywork

type 2+2 DHC
doors 4

Engine information

Bore × stroke 87.30 mm × 111.10 mm 3.44 in × 4.37 in
Cylinders S-4
Displace 2.7 litre 2660 cc (162.323 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 89.2 PS (88.0 bhp) (65.6 kW) @ 4000 rpm
0-50 mph 14.90 s
0-60 mph 22.20 s
0-100 mph -1.00 s
0-100 km/h
80 - 120 km/h
402 m (Quarter mile) 20.90 s
Standing km
Top speed 135 km/h (84 mph)
Fuel consumption
CO2 emissions
Power to weight ratio 64.75 bhp/ton
Specific output
Maximum torque 190.0 Nm (140 ft·lb) (19.4 kgm) @ 2500 rpm
bmep 897.6 kPa (130.2 psi)
Specific torque 71.43 Nm/litre
Maximum rpm
Code
Main bearings
Coolant Water
Bore / stroke ratio 0.79
Unitary capacity 665 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter N

Dimensions and weight

wheelbase 2438 mm
wheelbase 96 in
Length (milimeters) 4496 mm
Length (inches) 177 in
Width (milimeters) 1778 mm
Width (inches) 70 in
Height (milimeters) 1549 mm
Height (inches) 61 in
L:W ratio 1.84
Ground clearance (milimeters)
Ground clearance (inches)
Kerb weight (kilograms) 1359 kg
Kerb weight (pounds) 2996 lb
Weight distribuiton 52.30 %
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 5.50 x 16
Wheels
Brakes F/R Dr/Dr
Brake ∅
Braked area
Transmission 4M
Top gear ratio 1.00
Final drive ratio 3.70

General information

RAC rating 18.9
Number made
Model code
Model family
Insurance classification No information available
Tax band No information available

Manual Download

Download 1949 Austin A90 Atlantic PDF Manual
Designer unknown
Year 1949

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