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Porsche 911 GT3

(2003 model)

Brief specs of 2003 Porsche 911 GT3

2-door 2-seater fixed-head coupé, petrol (gasoline) 6-cylinder 24-valve flat (horizontally opposed, boxer) engine, DOHC (double overhead camshafts, twin cam), 3600 cm3 / 219.7 cu in / 219.7 cu in, 279.6 kW / 374.9 hp / 374.9 hp @ 7400 rpm / 7400 rpm / 7400 rpm, 385.0 N·m / 284.0 lb·ft / 284.0 lb·ft @ 5000 rpm / 5000 rpm / 5000 rpm, manual 6-speed transmission, rear wheel drive, 306 km/h / 190 mph / 190 mph top speed, consumption 12.9 l/100km / 21.9 mpg-UK / 18.2 mpg-US

units: metric UK US

Basic (general) data

Marque (make)PorscheIssued from2003
Model911 GT3Issued until
Serie911Number made
Model family996Body construction
Model codeBody designation
ManufacturerPorscheCountryDE

Bodywork

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

Dimensions & Weight

Length4435 mm / 174.6 in / 174.6 inTotal (curb) weight1380 kg / 3042 lb / 3042 lb
Width1770 mm / 69.7 in / 69.7 inDry weight
Height1275 mm / 50.2 in / 50.2 inLoad capacity
Wheelbase2355 mm / 92.7 in / 92.7 inGross (max.) weight
Track front1485 mm / 58.5 in / 58.5 inTowing weight
Track rear1495 mm / 58.9 in / 58.9 inWeight distribution (front)
Ground clearanceFuel capacity89 l / 19.6 UK gal / 23.5 US gal
Length/wheelbase ratio1.88  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.3Frontal area (A)1.92 m2 / 20.6 sq ft / 20.6 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.58 m2 / 6.2 sq ft / 6.2 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)14.3 kW / 19.2 hp / 19.2 hp (est.)

Engine

Engine CodeTotal number of cylinders6
Engine Typeflat (horizontally opposed, boxer) Total number of valves24
Engine ManufacturerPorscheValves per cylinder4
Engine constructionBore100.0 mm / 3.94 in / 3.94 in
Fuelpetrol (gasoline)Stroke76.4 mm / 3.01 in / 3.01 in
Fuel detailsBore/Stroke ratio1.31
Fuel supplyEngine displacement3600 cm3 / 219.7 cu in / 219.7 cu in
Engine Main bearings8Unitary capacity600.00 cm3/cylinder / 36.614 cu in/cylinder / 36.614 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio11.7 : 1
SumpMax. output power279.6 kW / 374.9 hp / 374.9 hp at 7400 rpm / 7400 rpm / 7400 rpm
AspirationnaturalMax. torque385.0 N·m / 284.0 lb·ft / 284.0 lb·ft at 5000 rpm / 5000 rpm / 5000 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)119.9 kW / 160.8 hp / 160.8 hp (est.)
CoolantwaterSpecific output77.7 kW/l / 1.707 bhp/cu in / 1.707 bhp/cu in
Catalytic converteryesSpecific torque106.9 N·m/l / 0.94 lb·ft/cu in / 0.94 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears6
Wheel driverear wheel driveTop gear (drive) ratio0.85
  Final gear (drive) ratio3.44

Performance

Acceleration 0-50 mph (80 km/h)3.40 s / 3.40 s / 3.40 sTop (maximal) speed306 km/h / 190 mph / 190 mph
Acceleration 0-60 mph (97 km/h)4.50 s / 4.50 s / 4.50 sPower-to-weight ratio271.7 kW/ton / 205.9 bhp/ton / 205.9 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)20.3 l/100km / 13.9 mpg-UK / 11.6 mpg-US
Acceleration 0-100 mph (160 km/h)9.30 s / 9.30 s / 9.30 sFuel consumption, Road (extra-urban)8.8 l/100km / 32.1 mpg-UK / 26.7 mpg-US
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)12.9 l/100km / 21.9 mpg-UK / 18.2 mpg-US
Standing ¼mile time12.60 s / 12.60 s / 12.60 s (top 115 km/h / 71 mph / 71 mph)Fuel consumption, Euro
Standing kilometer time22.10 s / 22.10 s / 22.10 s CO2 emissions328 g/km / 528 g/mi / 528 g/mi
  Range690 km / 429 mi / 429 mi

Chassis

Engine locationrearEngine alignmentlongitudinal
Steeringrack & pinion PASSteering details
Turns lock-to-lock3Turning circle
Suspension frontIndependent, MacPherson strut, Anti-roll (anti-sway) bar (ARB)Suspension rearIndependent, Multi-link, Anti-roll (anti-sway) bar (ARB)
Wheels front8.5J x 18 ET 40Wheels rear11J x 18 ET 63
Tyres front235/40 ZR 18Tyres rear295/30 ZR 18
Brakes frontventilated discBrakes rearventilated disc
Brake diameter front350 mm / 13.8 in / 13.8 inBrake diameter rear330 mm / 13.0 in / 13.0 in
Brakes detailsservo-assisted, ABS (anti-lock braking system)Braked area

Technical specifications and performance data of Porsche 911 GT3

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