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Porsche 928

(1981 model)

Brief specs of 1981 Porsche 928

2-door 4-seater coupé, petrol (gasoline) 8-cylinder 16-valve V engine, DOHC (double overhead camshafts, twin cam), 4472 cm3 / 272.9 cu in / 272.9 cu in, 177.0 kW / 237.4 hp / 237.4 hp @ 5250 rpm / 5250 rpm / 5250 rpm, 356.0 N·m / 262.6 lb·ft / 262.6 lb·ft @ 3600 rpm / 3600 rpm / 3600 rpm, manual 5-speed transmission, rear wheel drive, 229 km/h / 142 mph / 142 mph top speed

units: metric UK US

Basic (general) data

Marque (make)PorscheIssued from1981
Model928Issued until
Serie928Number made
Model familyBody construction
Model codeBody designation
ManufacturerPorscheCountryDE

Bodywork

Base platformNumber of doors2
Bodywork typecoupéNumber of seats4
Bodywork designerCargo capacity (volume)
Passenger space (volume)4720 l / 166.69 cu ft / 166.69 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4450 mm / 175.2 in / 175.2 inTotal (curb) weight1450 kg / 3197 lb / 3197 lb
Width1840 mm / 72.4 in / 72.4 inDry weight
Height1320 mm / 52.0 in / 52.0 inLoad capacity
Wheelbase2510 mm / 98.8 in / 98.8 inGross (max.) weight
Track frontTowing weight
Track rearWeight distribution (front)
Ground clearanceFuel capacity85 l / 18.7 UK gal / 22.5 US gal
Length/wheelbase ratio1.77  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)2.06 m2 / 22.2 sq ft / 22.2 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders8
Engine TypeV engine (V8)Total number of valves16
Engine ManufacturerValves per cylinder2
Engine constructionBore95.0 mm / 3.74 in / 3.74 in
Fuelpetrol (gasoline)Stroke78.9 mm / 3.11 in / 3.11 in
Fuel detailsBore/Stroke ratio1.2
Fuel supplyInjectionEngine displacement4472 cm3 / 272.9 cu in / 272.9 cu in
Engine Main bearingsUnitary capacity559.26 cm3/cylinder / 34.128 cu in/cylinder / 34.128 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio10.0 : 1
SumpMax. output power177.0 kW / 237.4 hp / 237.4 hp at 5250 rpm / 5250 rpm / 5250 rpm
AspirationMax. torque356.0 N·m / 262.6 lb·ft / 262.6 lb·ft at 3600 rpm / 3600 rpm / 3600 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)69.1 kW / 92.6 hp / 92.6 hp (est.)
CoolantSpecific output39.6 kW/l / 0.870 bhp/cu in / 0.870 bhp/cu in
Catalytic converterSpecific torque79.6 N·m/l / 0.70 lb·ft/cu in / 0.70 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears5
Wheel driverear wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed229 km/h / 142 mph / 142 mph
Acceleration 0-60 mph (97 km/h)7.50 s / 7.50 s / 7.50 sPower-to-weight ratio166.2 kW/ton / 125.9 bhp/ton / 125.9 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
SteeringSteering details
Turns lock-to-lockTurning circle12.0 m / 39.4 ft / 39.4 ft
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres front215/60-R15Tyres rear215/60-R15
Brakes frontBrakes rear
Brake diameter frontBrake diameter rear
Brakes detailsBraked area

Technical specifications and performance data of Porsche 928

Infobox

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