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Mazda Roadpacer Sedan

(1979 model)

Brief specs of 1979 Mazda Roadpacer Sedan

4-door 5-seater sedan (saloon), petrol (gasoline) 2-cylinder rotary (Wankel) engine, 2616 cm3 / 159.6 cu in / 159.6 cu in, 100.7 kW / 135.0 hp / 135.0 hp @ 6000 rpm / 6000 rpm / 6000 rpm, 187.0 N·m / 137.9 lb·ft / 137.9 lb·ft @ 4000 rpm / 4000 rpm / 4000 rpm, automatic 3-speed transmission, rear wheel drive, 165 km/h / 103 mph / 103 mph top speed

units: metric UK US

Basic (general) data

Marque (make)MazdaIssued from1979
ModelRoadpacer SedanIssued until
SerieRoadpacerNumber made
Model familyBody construction
Model codeBody designation
ManufacturerMazda Motor Corp.CountryJP,ZA

Bodywork

Base platformNumber of doors4
Bodywork typesedan (saloon)Number of seats5
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length4850 mm / 190.9 in / 190.9 inTotal (curb) weight1575 kg / 3472 lb / 3472 lb
Width1880 mm / 74.0 in / 74.0 inDry weight
Height1460 mm / 57.5 in / 57.5 inLoad capacity
Wheelbase2830 mm / 111.4 in / 111.4 inGross (max.) weight
Track front1530 mm / 60.2 in / 60.2 inTowing weight
Track rear1530 mm / 60.2 in / 60.2 inWeight distribution (front)
Ground clearance160 mm / 6.3 in / 6.3 inFuel capacity75 l / 16.5 UK gal / 19.8 US gal
Length/wheelbase ratio1.71  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)2.33 m2 / 25.1 sq ft / 25.1 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders2
Engine Typerotary (Wankel) Total number of valves
Engine ManufacturerMazdaValves per cylinder
Engine constructionBore
Fuelpetrol (gasoline)Stroke
Fuel detailsBore/Stroke ratio
Fuel supply1 Hi carbEngine displacement2616 cm3 / 159.6 cu in / 159.6 cu in
Engine Main bearings2Unitary capacity1308.00 cm3/cylinder / 79.819 cu in/cylinder / 79.819 cu in/cylinder
Cam DesignCompression ratio9.4 : 1
SumpMax. output power100.7 kW / 135.0 hp / 135.0 hp at 6000 rpm / 6000 rpm / 6000 rpm
AspirationnaturalMax. torque187.0 N·m / 137.9 lb·ft / 137.9 lb·ft at 4000 rpm / 4000 rpm / 4000 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)40.3 kW / 54.0 hp / 54.0 hp (est.)
CoolantwaterSpecific output38.5 kW/l / 0.846 bhp/cu in / 0.846 bhp/cu in
Catalytic converternoSpecific torque71.5 N·m/l / 0.63 lb·ft/cu in / 0.63 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears3
Wheel driverear wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio4.44

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed165 km/h / 103 mph / 103 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio85.7 kW/ton / 64.9 bhp/ton / 64.9 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
Steeringworm & rollerSteering details
Turns lock-to-lock2.6Turning circle12.6 m / 41.3 ft / 41.3 ft
Suspension frontIndependent, Wishbone (A-arm, control arm), Coil springs, Anti-roll (anti-sway) bar (ARB)Suspension rearRadius arms,L Trailing arm, Trailing arm, Coil springs
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontventilated discBrakes reardrum
Brake diameter frontBrake diameter rear
Brakes detailsservo-assistedBraked area

Technical specifications and performance data of Mazda Roadpacer Sedan

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