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Mazda RX-3

(1978 model)

Brief specs of 1978 Mazda RX-3

2-door 5-seater convertible (cabriolet), petrol (gasoline) 2-cylinder straight (inline) engine, 1963 cm3 / 119.8 cu in / 119.8 cu in, 74.0 kW / 99.2 hp / 99.2 hp @ 7000 rpm / 7000 rpm / 7000 rpm, 135.0 N·m / 99.6 lb·ft / 99.6 lb·ft @ 4000 rpm / 4000 rpm / 4000 rpm

units: metric UK US

Basic (general) data

Marque (make)MazdaIssued from1978
ModelRX-3Issued until
SerieRX-3Number made
Model familyBody construction
Model codeBody designation
ManufacturerMazda Motor Corp.CountryJP

Bodywork

Base platformNumber of doors2
Bodywork typeconvertible (cabriolet)Number of seats5
Bodywork designerCargo capacity (volume)
Passenger space (volume)3680 l / 129.96 cu ft / 129.96 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4090 mm / 161.0 in / 161.0 inTotal (curb) weight850 kg / 1874 lb / 1874 lb
Width1600 mm / 63.0 in / 63.0 inDry weight
Height1380 mm / 54.3 in / 54.3 inLoad capacity
Wheelbase2320 mm / 91.3 in / 91.3 inGross (max.) weight
Track frontTowing weight
Track rearWeight distribution (front)
Ground clearanceFuel capacity65 l / 14.3 UK gal / 17.2 US gal
Length/wheelbase ratio1.76  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.4Frontal area (A)1.88 m2 / 20.2 sq ft / 20.2 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.75 m2 / 8.1 sq ft / 8.1 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)18.7 kW / 25.0 hp / 25.0 hp (est.)

Engine

Engine CodeTotal number of cylinders2
Engine Typestraight (inline) (Inline, 2 cylinder (twin))Total number of valves
Engine ManufacturerValves per cylinder
Engine constructionBore
Fuelpetrol (gasoline)Stroke
Fuel detailsBore/Stroke ratio
Fuel supplyEngine displacement1963 cm3 / 119.8 cu in / 119.8 cu in
Engine Main bearingsUnitary capacity
Cam DesignCompression ratio
SumpMax. output power74.0 kW / 99.2 hp / 99.2 hp at 7000 rpm / 7000 rpm / 7000 rpm
AspirationMax. torque135.0 N·m / 99.6 lb·ft / 99.6 lb·ft at 4000 rpm / 4000 rpm / 4000 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)29.6 kW / 39.7 hp / 39.7 hp (est.)
CoolantSpecific output37.7 kW/l / 0.828 bhp/cu in / 0.828 bhp/cu in
Catalytic converterSpecific torque68.8 N·m/l / 0.60 lb·ft/cu in / 0.60 lb·ft/cu in

Transmission

Transmission typeNumber of gears
Wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio118.8 kW/ton / 90.0 bhp/ton / 90.0 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 alignment
SteeringSteering details
Turns lock-to-lockTurning circle
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres front150/80-R13Tyres rear
Brakes frontBrakes rear
Brake diameter frontBrake diameter rear
Brakes detailsBraked area

Technical specifications and performance data of Mazda RX-3

Infobox

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