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Mazda Roadster M Automatic

(2003 model)

Brief specs of 2003 Mazda Roadster M Automatic

2-door 2-seater drophead coupé (convertible coupé), petrol (gasoline) 4-cylinder 16-valve straight (inline) engine, DOHC (double overhead camshafts, twin cam), 1598 cm3 / 97.5 cu in / 97.5 cu in, 88.0 kW / 118.0 hp / 118.0 hp @ 6500 rpm / 6500 rpm / 6500 rpm, 139.0 N·m / 102.5 lb·ft / 102.5 lb·ft @ 5000 rpm / 5000 rpm / 5000 rpm, automatic 4-speed transmission, rear wheel drive

units: metric UK US

Basic (general) data

Marque (make)MazdaIssued from2003
ModelRoadster M AutomaticIssued until
SerieRoadsterNumber made
Model familyBody construction
Model codeBody designation
ManufacturerMazda Motor Corp.CountryJP

Bodywork

Base platformNumber of doors2
Bodywork typedrophead coupé (convertible coupé)Number of seats2
Bodywork designerCargo capacity (volume)
Passenger space (volume)4410 l / 155.74 cu ft / 155.74 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length3955 mm / 155.7 in / 155.7 inTotal (curb) weight1030 kg / 2271 lb / 2271 lb
Width1680 mm / 66.1 in / 66.1 inDry weight
Height1235 mm / 48.6 in / 48.6 inLoad capacity
Wheelbase2265 mm / 89.2 in / 89.2 inGross (max.) weight
Track front1415 mm / 55.7 in / 55.7 inTowing weight
Track rear1440 mm / 56.7 in / 56.7 inWeight distribution (front)
Ground clearance135 mm / 5.3 in / 5.3 inFuel capacity48 l / 10.6 UK gal / 12.7 US gal
Length/wheelbase ratio1.75  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)1.76 m2 / 19.0 sq ft / 19.0 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeB6-ZE RSTotal number of cylinders4
Engine Typestraight (inline) (Inline, 4 cylinder)Total number of valves16
Engine ManufacturerMazdaValves per cylinder4
Engine constructionBore78.0 mm / 3.07 in / 3.07 in
Fuelpetrol (gasoline)Stroke83.6 mm / 3.29 in / 3.29 in
Fuel detailsBore/Stroke ratio0.93
Fuel supplyEFiEngine displacement1598 cm3 / 97.5 cu in / 97.5 cu in
Engine Main bearingsUnitary capacity399.50 cm3/cylinder / 24.379 cu in/cylinder / 24.379 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio9.4 : 1
SumpMax. output power88.0 kW / 118.0 hp / 118.0 hp at 6500 rpm / 6500 rpm / 6500 rpm
AspirationnaturalMax. torque139.0 N·m / 102.5 lb·ft / 102.5 lb·ft at 5000 rpm / 5000 rpm / 5000 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)35.2 kW / 47.2 hp / 47.2 hp (est.)
CoolantwaterSpecific output55.1 kW/l / 1.210 bhp/cu in / 1.210 bhp/cu in
Catalytic converteryesSpecific torque87.0 N·m/l / 0.76 lb·ft/cu in / 0.76 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears4
Wheel driverear wheel driveTop gear (drive) ratio0.73
  Final gear (drive) ratio4.3

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio114.6 kW/ton / 86.8 bhp/ton / 86.8 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
Steeringrack & pinionSteering details
Turns lock-to-lockTurning circle
Suspension frontIndependent, Double wishbones, Coil springsSuspension rearIndependent, Double wishbones, Coil springs
Wheels front6JJ x 14Wheels rear6JJ x 14
Tyres front185/60 R 14 82HTyres rear185/60 R 14 82H
Brakes frontventilated discBrakes reardisc
Brake diameter frontBrake diameter rear
Brakes detailsservo-assisted, ABS (anti-lock braking system)Braked area

Technical specifications and performance data of Mazda Roadster M Automatic

Infobox

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(...)

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