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Porsche 928 GTS Automatic

(1991 model)

Brief specs of 1991 Porsche 928 GTS Automatic

2-door 2+2-seater fixed-head coupé, petrol (gasoline) 8-cylinder 32-valve V engine, DOHC (double overhead camshafts, twin cam), 5397 cm3 / 329.3 cu in / 329.3 cu in, 257.3 kW / 345.0 hp / 345.0 hp @ 5700 rpm / 5700 rpm / 5700 rpm, 500.0 N·m / 368.8 lb·ft / 368.8 lb·ft @ 4250 rpm / 4250 rpm / 4250 rpm, automatic 4-speed transmission, rear wheel drive, 270 km/h / 168 mph / 168 mph top speed

units: metric UK US

Basic (general) data

Marque (make)PorscheIssued from1991
Model928 GTS AutomaticIssued until
Serie928Number made
Model familyBody construction
Model codeBody designation
ManufacturerPorscheCountryDE

Bodywork

Base platformNumber of doors2
Bodywork typefixed-head coupéNumber of seats2+2
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length4447 mm / 175.1 in / 175.1 inTotal (curb) weight1640 kg / 3616 lb / 3616 lb
Width1850 mm / 72.8 in / 72.8 inDry weight
Height1282 mm / 50.5 in / 50.5 inLoad capacity
Wheelbase2500 mm / 98.4 in / 98.4 inGross (max.) weight
Track front1552 mm / 61.1 in / 61.1 inTowing weight
Track rear1545 mm / 60.8 in / 60.8 inWeight distribution (front)
Ground clearanceFuel capacity86 l / 18.9 UK gal / 22.7 US gal
Length/wheelbase ratio1.78  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.35Frontal area (A)2.02 m2 / 21.7 sq ft / 21.7 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.71 m2 / 7.6 sq ft / 7.6 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)17.5 kW / 23.5 hp / 23.5 hp (est.)

Engine

Engine CodeTotal number of cylinders8
Engine TypeV engine (90.0° vee)Total number of valves32
Engine ManufacturerPorscheValves per cylinder4
Engine constructionBore100.0 mm / 3.94 in / 3.94 in
Fuelpetrol (gasoline)Stroke85.9 mm / 3.38 in / 3.38 in
Fuel detailsBore/Stroke ratio1.16
Fuel supplyBo LH-Jet fuel inj.Engine displacement5397 cm3 / 329.3 cu in / 329.3 cu in
Engine Main bearings5Unitary capacity674.63 cm3/cylinder / 41.168 cu in/cylinder / 41.168 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio10.4 : 1
SumpMax. output power257.3 kW / 345.0 hp / 345.0 hp at 5700 rpm / 5700 rpm / 5700 rpm
AspirationnaturalMax. torque500.0 N·m / 368.8 lb·ft / 368.8 lb·ft at 4250 rpm / 4250 rpm / 4250 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)116.9 kW / 156.7 hp / 156.7 hp (est.)
CoolantwaterSpecific output47.7 kW/l / 1.048 bhp/cu in / 1.048 bhp/cu in
Catalytic converteryesSpecific torque92.6 N·m/l / 0.81 lb·ft/cu in / 0.81 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears4
Wheel driverear wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio2.54

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed270 km/h / 168 mph / 168 mph
Acceleration 0-60 mph (97 km/h)5.60 s / 5.60 s / 5.60 sPower-to-weight ratio210.4 kW/ton / 159.4 bhp/ton / 159.4 bhp/ton
Acceleration 0-100 km/h5.90 s / 5.90 s / 5.90 sFuel 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 & pinion VPASSteering details
Turns lock-to-lock3Turning circle11.3 m / 37.1 ft / 37.1 ft
Suspension frontIndependent, Double wishbones, Coil springs, Anti-roll (anti-sway) bar (ARB)Suspension rearIndependent,UTr Links,L Semi-trailing arm, Wishbone (A-arm, control arm)eissA, Anti-roll (anti-sway) bar (ARB)
Wheels front7.5J x 17Wheels rear9J x 17
Tyres front225/45 ZR 17Tyres rear255/40 ZR 17
Brakes frontventilated discBrakes rearventilated disc
Brake diameter frontBrake diameter rear
Brakes detailsservo-assisted, ABS (anti-lock braking system)Braked area

Technical specifications and performance data of Porsche 928 GTS Automatic

Infobox

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