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Aston Martin DB2

(1955 model)

Brief specs of 1955 Aston Martin DB2

2-door 5-seater sedan (saloon), petrol (gasoline) 6-cylinder 12-valve straight (inline) engine, 2579 cm3 / 157.4 cu in / 157.4 cu in, 80.0 kW / 107.3 hp / 107.3 hp @ 5000 rpm / 5000 rpm / 5000 rpm, 187.0 N·m / 137.9 lb·ft / 137.9 lb·ft @ 3000 rpm / 3000 rpm / 3000 rpm, manual 4-speed transmission, rear wheel drive, 179 km/h / 111 mph / 111 mph top speed

units: metric UK US

Basic (general) data

Marque (make)Aston MartinIssued from1955
ModelDB2Issued until
SerieDB2Number made
Model familyBody construction
Model codeBody designation
ManufacturerAston Martin Lagonda Ltd.CountryUK

Bodywork

Base platformNumber of doors2
Bodywork typesedan (saloon)Number of seats5
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length4310 mm / 169.7 in / 169.7 inTotal (curb) weight1155 kg / 2546 lb / 2546 lb
Width1640 mm / 64.6 in / 64.6 inDry weight
Height1370 mm / 53.9 in / 53.9 inLoad capacity
Wheelbase2520 mm / 99.2 in / 99.2 inGross (max.) weight
Track frontTowing weight
Track rearWeight distribution (front)
Ground clearance180 mm / 7.1 in / 7.1 inFuel capacity77 l / 16.9 UK gal / 20.3 US gal
Length/wheelbase ratio1.71  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)1.91 m2 / 20.6 sq ft / 20.6 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders6
Engine Typestraight (inline) (Inline, 6 cylinder)Total number of valves12
Engine ManufacturerValves per cylinder2
Engine constructionBore78.0 mm / 3.07 in / 3.07 in
Fuelpetrol (gasoline)Stroke90.0 mm / 3.54 in / 3.54 in
Fuel detailsBore/Stroke ratio0.87
Fuel supplyCarburettorEngine displacement2579 cm3 / 157.4 cu in / 157.4 cu in
Engine Main bearingsUnitary capacity430.05 cm3/cylinder / 26.243 cu in/cylinder / 26.243 cu in/cylinder
Cam DesignCompression ratio
SumpMax. output power80.0 kW / 107.3 hp / 107.3 hp at 5000 rpm / 5000 rpm / 5000 rpm
AspirationnaturalMax. torque187.0 N·m / 137.9 lb·ft / 137.9 lb·ft at 3000 rpm / 3000 rpm / 3000 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)31.3 kW / 41.9 hp / 41.9 hp (est.)
CoolantSpecific output31.0 kW/l / 0.682 bhp/cu in / 0.682 bhp/cu in
Catalytic converterSpecific torque72.5 N·m/l / 0.63 lb·ft/cu in / 0.63 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears4
Wheel driverear wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)8.90 s / 8.90 s / 8.90 sTop (maximal) speed179 km/h / 111 mph / 111 mph
Acceleration 0-60 mph (97 km/h)12.60 s / 12.60 s / 12.60 sPower-to-weight ratio94.4 kW/ton / 71.5 bhp/ton / 71.5 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering details
Turns lock-to-lockTurning circle11.0 m / 36.1 ft / 36.1 ft
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontBrakes rear
Brake diameter frontBrake diameter rear
Brakes detailsBraked area

Technical specifications and performance data of Aston Martin DB2

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