Home » Car specs » Subaru » 2006 Subaru Impreza WRX STi RB320 Specs

Engine Specifications

Engine Specifications:Boxer-4
Aspiration:High-Boost, IHI Turbochargers
Valvetrain:DOHC, 4 Valves per Cyl w/AVCS VVT
Fuel feed:Multipoint Fuel 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:235.6 kw / 316 bhp @ 6000 rpm
Specific output:128.61 bhp per litre
Bhp/Weight:207.89 bhp per tonne
Torque:450.13 nm / 332 ft lbs @ 3700 rpm
Redline:7000

Chassis & body

Body/Frame:Unit Steel
Driven wheels:AWD w/Driver Control Center Diff (DCCD), Front and Rear LSD
Front brakes:Discs w/ABS, EBD
Front brake size:323 mm / 12.7 in
Rear brakes:Discs w/ABS, EBD
Rear brake size:312 mm / 12.3 in
Steering:Quick Ratio Rack & Pinion
Front suspension:MacPherson Struts w/Lower L Arms
Rear suspension:MacPherson Struts w/Trailing Arms

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:155:1

Car dimensions

Weight:1520 kg / 3351 lbs
Wheelbase:2540 mm / 100 in
Front track:1491 mm / 58.7 in
Rear track:1496 mm / 58.9 in
Length:4465 mm / 175.8 in
Width:1740 mm / 68.5 in
Height:56.3 mm / Not Available in

Speed performance

0 - 60 mph:4.8 seconds
0 - 100 mph:12.2 seconds

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