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Austin
A90 Atlantic
(1949)




Basic (general) data

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Marque (make)Image of Austin A90 Atlantic
Austin
SerieA90
Model family
ModelA90 Atlantic
Model code
Issued from1949
Issued until
Country of originUK
Number made
Body construction
Body designation

Bodywork

 
Base platform
Bodywork typedrophead coupé (convertible coupé)
Bodywork designer
Number of doors4
Number of seats2+2
Cargo capacity (volume) [l / cu ft / cu ft]
Max. cargo capacity (volume) [l / cu ft / cu ft]
Passenger space (volume) [l / cu ft / cu ft]4570 / 161.39 / 161.39

Dimensions & Weight

 
Wheelbase [mm / in / in]2438 / 96.0 / 96.0
Track front [mm / in / in]1359 / 53.5 / 53.5
Track rear [mm / in / in]1410 / 55.5 / 55.5
Length [mm / in / in]4496 / 177.0 / 177.0
Width [mm / in / in]1778 / 70.0 / 70.0
Height [mm / in / in]1549 / 61.0 / 61.0
Length/wheelbase ratio1.84
Ground clearance [mm / in / in]
Total (curb) weight [kg / lb / lb]1359 / 2996 / 2996
Dry weight [kg / lb / lb]
Load capacity [kg / lb / lb]
Gross (max.) weight [kg / lb / lb]
Towing weight [kg / lb / lb]
Weight distribution (front) [% / % / %]52.3 / 52.3 / 52.3
Fuel capacity [l / UK gal / US gal]34 / 7.5 / 9.0

Aerodynamics

 
Drag coefficient0.4
Frontal Area [m2 / sq ft / sq ft]
Cx

Engine

 
Engine Code
Engine ManufacturerAustin
Engine Typestraight (inline)
Engine Type DetailsInline, 4 cylinder
Sump
Fuelpetrol (gasoline)
Fuel details
Cam DesignOHV (overhead valve, I-head)
Total number of cylinders4
Total number of valves8
Valves per cylinder2
Engine Main bearings
Engine construction
Bore [mm / in / in]87.3 / 3.44 / 3.44
Stroke [mm / in / in]111.1 / 4.37 / 4.37
Bore/Stroke ratio0.79
Engine displacement [cm3 / cu in / cu in]2660 / 162.3 / 162.3
Unitary capacity [cm3/cylinder / cu in/cylinder / cu in/cylinder]665.00 / 40.581 / 40.581
Compression ratio7.5
Fuel supply2 SU carbs
Aspirationnatural
Compressor typeN/A
Intercoolerno
Catalytic converterno
Max. output power [kW / hp / hp]65.6 / 89.2 / 89.2
Max. output power rpm [rpm / rpm / rpm]4000 / 4000 / 4000
Max. torque [Nm / lbft / lbft]190.0 / 140.1 / 140.1
Max. torque rpm [rpm / rpm / rpm]2500 / 2500 / 2500
Maximum rpm [rpm / rpm / rpm]
Coolantwater
Max. net output [kW / bhp / bhp]64.7 / 88.0 / 88.0
Specific output [kW/l / bhp/cu in / bhp/cu in]33.1 / 0.737 / 0.737
Specific torque [Nm/l / lbft/cu in / lbft/cu in]71.43 / 0.625 / 0.625

Transmission

 
Transmission typemanual
Number of gears4
Wheel driverear wheel drive
Top gear (drive) ratio1
Final gear (drive) ratio3.7

Performance

 
Acceleration 0-50 mph (80 km/h) [s / s / s]14.90 / 14.90 / 14.90
Acceleration 0-60 mph (96 km/h) [s / s / s]22.20 / 22.20 / 22.20
Acceleration 0-100 km/h [s / s / s]
Acceleration 0-100 mph (160 km/h) [s / s / s]
Acceleration 80-120 km/h (50-70 mph) in top [s / s / s]
0-Quarter-mile time [s / s / s]
0-Quarter-mile speed [km/h / mph / mph]
0-Kilometer time [s / s / s]
0-Kilometer speed [km/h / mph / mph]
Top (maximal) speed [km/h / mph / mph]135 / 84 / 84
Fuel consumption, City (urban) [l/100km / mi/UK gal / mi/US gal]
Fuel consumption, Road (extra-urban) [l/100km / mi/UK gal / mi/US gal]
Fuel consumption, Mixed (combined) [l/100km / mi/UK gal / mi/US gal]
Fuel consumption, Euro [l/100km / mi/UK gal / mi/US gal]
CO2 emissions [g/km / g/mi / g/mi]
Power-to-weight ratio [kW/ton / bhp/ton / bhp/ton]64.75 / 88.04 / 88.04

Chassis

 
Engine locationfront
Engine alignmentlongitudinal
Steering
Steering details
Turns lock-to-lock
Turning circle [m / ft / ft]
Suspension frontI.CS.
Suspension rearLA.SE.
Wheels front
Wheels rear
Tyres front5.50 x 16
Tyres rear5.50 x 16
Brakes frontdrum
Brakes reardrum
Brakes details
Brake diameter front [mm / in / in]
Brake diameter rear [mm / in / in]
Braked area [cm2 / sq in / sq in]
 
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