Description
Engine
2.1-litre engine
Manley H-Tuff connecting rods
Mahle forged pistons
2.5-litre crankshaft with nitriding treatment
ACL Race extra-lubrication main and rod bearings
ARP 11 mm cylinder head studs
RCM 0.8 mm head gaskets
Converted to 2002-style fuel injectors, with 600 cc injectors
Parallel fuel rail setup
Hybrid IHI VF30 turbocharger
340 L/h fuel pump
Engine Management / Electronics
Link ECU G4X, with software updated to G5X
Two engine maps (0.9 bar and 1.5 bar boost)
Launch control
Switchable anti-lag system
Chassis and Suspension
Aluminium suspension arms
Powerflex front suspension bushes
Modified front uprights with uprated wheel bearings
GAZ 3-way adjustable suspension
Transmission and Brakes
6-speed Japanese-market STI gearbox with close-ratio gearing, rebuilt and used for only 1 or 2 rallies
Top speed: 210 km/h
Open front differential
Viscous centre differential (4 kg specification)
Rear AP Suretrac limited-slip differential
Heavy-duty driveshafts
Braking System
Front:
Brembo 4-piston calipers
Group N brake discs
EBC RPX brake pads
Rear:
WRX 2-piston calipers
Group N brake discs
EBC Yellowstuff brake pads



