Car Specification

2009 Specification

ENGINE & ANCILLARIES
Subaru OEM EJ257 block with custom ZEN strengthening
Subaru OEM EJ257 crankshaft
Cosworth Xylan-coated forged pistons
Cosworth EJ25 forged H beam connecting rods
Cosworth race bearing shells
Cosworth 12mm high flow, high pressure oil pump
Cosworth CNC ported big valve cylinder heads with USDM AVCS cams and valvetrain
14mm WRC style head studs
Cosworth stopper headgaskets
ZEN custom individual throttle bodies
Cosworth inlet manifold
Cosworth Kevlar timing belt
Garrett GT40R twinscroll turbo on custom manifold
Twin 38mm Turbosmart Wastegate with custom pipework
ZEN custom exhaust
100mm inlet with K&N filter
ZEN custom front mounted intercooler
ZEN rear mounted water radiator
Solaris ECS

FUEL SYSTEM
100% Bioethanol E85 fuelled
1000cc top feed injectors running at 90psi, producing 1400cc flow
Carl Davey fuel rails
5th 740cc injector on intake
Twin Bosch motorsport 10 bar pumps
ZEN custom swirl pot /external pump set-up
ATL fuel cell housed in ZEN custom carbon kevlar boot recess
ZEN hardline fuel pipes

DRIVETRAIN
Subaru OEM 6 speed M/T gearbox
Exedy Triple Carbon Clutch & Integral flywheel
Quaife front Diff
DCCD centre diff
R180 Plated limited slip rear diff
Neetronics electronic centre diff controller

CHASSIS
Full seam welded shell
Custom Cages T45 FIA spec weld-in roll cage
ZEN custom rear anti-roll bar
Whitelinefront front anti-roll bar
ZEN-modified subframes and pick-up points
ZEN custom solid-diff mounting
Hardrace lower arms to rear
EXE-TC Suspension custom made to ZEN specifications and based on Group N rally system
K-sport airjacks

BRAKING
Alcon 365mm 6 pot brakes to front
Compbrake 330×28mm 4 pot brakes to rear
ZEN custom brake lines
Performance Friction 01 compound pads to front
Performance Friction 01 compound pads to rear
Subaru OEM MY06 STi hubs and shafts
K-sport hydraulic handbrake

WHEELS & TYRES
Rays Volk Racing CE28N 10 spoke forged mono block wheels, 18×9.5 ET35,  in titanum silver
Toyo R888 255 width tyres
Rays Volk Racing TE37 forged mono block wheels, 18×9.5 ET35 in bronze
Toyo R888 255 width tyres

INTERIOR
Cobra Suzuka composite seat
Sabelt FIA harnesses
Lifeline Pro Zero 360 fire extinguisher system
AIM Digital Dash with full time datalogging
Neetronics electronic centre diff controller
Momo steering wheel with quick release hub
All dash panels flocked
Custom wiring loom and switch panel

BODY
WRC / motorsport shell
WRC wide arch carbon kevlar body panels
ZEN custom rear diffuser, flat floor and front splitter
ZEN modified twinblade aluminium rear wing
Polycarbonate windows and rear screen