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2003 Subaru Impreza WRX STi Specs

General Specifications

Numbers Built: 500
Price: $30 000 USD

Engine Specifications

Engine Specifications: Turbocharged Flat-4
Position: Front
Aspiration: Turbocharged
Valvetrain: DOHC, 4 Valves per Cyl w/AVCS Variable Valve Timing
Fuel feed: Electronic Injection
Displacement: 2457 cc / 149.9 cu in
Bore: 99.5 mm / 3.92 in
Stroke: 79 mm / 3.11 in
Compression: 8.2:1
Power: 223.7 kw / 300.0 bhp @ 6000 rpm
Specific output: 122.1 bhp per litre
Bhp/Weight: 202.7 bhp per tonne
Torque: 406.75 nm / 300 ft lbs @ 4000 rpm
Redline: 7000

Chassis & body

Body/Frame: Unit Steel w/Aluminum Hood
Driven wheels: 4WD w/Driver Controlled Center Differential, SureTrac Front LSD,
Front tires: 225/45R17 Bridgestone Potenza RE070
Rear tires: 225/45R17 Bridgestone Potenza RE070
Front brakes: Brembro Vented Discs w/4-Piston Calipers, EBD, ABS
Front brake size: 323 mm / 12.7 in
Rear brakes: Brembro Vented Discs w/2-Piston Calipers, EBD, ABS
Rear brake size: 312 mm / 12.3 in
Front wheels: F 43.2 x 19.0 cm / 17.0 x 7.5 in
Rear wheels: R 43.2 x 19.0 cm / 17 x 7.5 in
Steering: Rack & Pinion w/Variable Assist
Front suspension: MacPherson Struts w/Lower L-Arms, Coil Springs, Tube Shocks, 20mm Anti-Roll Bar
Rear suspension: MacPherson Struts w/Lower L-Arms, Coil Springs, Tube Shocks, 20mm Anti-Roll Bar

Drivetrain

Transmission: 6-Speed Manual
Gear ratios: 3.636:1, 2.375:1, 1.761:1, 1.346:1, 0.971:1, 0.756:1
Final drive: 3.90:1

Car dimensions

Weight: 1480 kg / 3263 lbs
Wheelbase: 2540 mm / 100 in
Front track: 1491 mm / 58.7 in
Rear track: 1486 mm / 58.5 in
Length: 4415 mm / 173.8 in
Width: 1740 mm / 68.5 in
Height: 1430 mm / 56.3 in

Speed performance

Car top speed: 249.4 kph / 155.0 mph
0 - 60 mph: 4.8 seconds
0 - 100 mph: 12.6 seconds
0 - 1/4 mile: 13.3 seconds

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