Not that I've given it any thought

Technical Specification:
ENGINE:
Type: Ford-Cosworth YBB
Capacity: 2280cc
Bore / Stroke: 93.00mm/82.00mm
Compression ratio: 7.4:1
Max. power: 465bhp @ 7050rpm @ 27 PSI.
Torque @ max. power: 355lb.ft
Max. torque: 400lb.ft @ 5000rpm @ 30 PSI.
Power @ max. torque: 360bhp
Specific output: 232.5 bhp per litre.
Power / weight ratio: 400bhp/tonne.
Cylinders: Four, in-line (4 x 4 pistons).
Cylinder head: Works spec large ported 4x4 head (Nick Waples) with "secret profile" cams.
Block: Cast iron 4 x 4 (200 Series), WRC tri-metallic head gasket, long-studded, with fully balanced bottom end (including longer steel rods), Farndon crank, custom spec lower compression height pistons and high pressure oil pump.
Valve gear: Four valves per cylinder, operated by belt-driven twin overhead camshafts and solid lifters operated by Cosworth DFV valve springs.
Fuel and ignition: Pectel T6, Pectel monitor, water injection, Ford Motorsport leads, coil-pack / wasted spark system, AGPS 071 plugs, Mountune roller barrel intake, four 650cc injectors and Bosch 5 bar MAP sensor. Specially programmed ISS (Intercooler Spray System) chip live mapped on engine dyno using Ford Motorsport air injectors for the boost control.
Cooling: Pro-Alloy header tank, 4x4 thermostat, housing and water pump, Pro-Alloy double thickness alloy radiator and swirl pot. Laminova oil cooler (water cooled). Big wing (5½ litre) baffled sump and WRC crankcase breather kit with braided hosing.
Induction: K&N panel filter inside a modified air box with Bailey RS500 lid and turbo pipe, SCS spec T38 turbo, Spec-R damper bracket and genuine RS500 horse-shoe damper, -31 actuator, Pro-Alloy "wide-boy RS 500" air to air intercooler and Bailey piston type recirculating dump valve.
Installation: Front, longitudinal.
Exhaust: Magnex twin 2¼" system with 4" tail pipe.


TRANSMISSION:
Type: Front-engine, rear-wheel-drive.
Gearbox: Tremec 6-speed
Diff: Ford Motorsport 9" with 3.64:1 CWP


WHEELS & TYRES:
Wheels: Compomotive TH2 cast alloy - front 7½" x 17", ET37mm, rear 8" x 17" ET40
Tyres:
Front: 215/40ZR17, Dunlop DZ02G cut slicks
Rear: 235/40ZR17, Dunlop DZ02 cut slicks


SUSPENSION:
Front: Independent by LEDA adjustable 2½" coilovers with 350lb springs. Macpherson struts, three-door Cosworth hubs and track control arms, set to 2° negative camber, 0" 20' toe in. Standard 28mm anti-roll bar with polyurethane bushes and Grp A three piece strut brace.
Rear: Independent, by semi-trailing arms, LEDA adjustable 2¼" coilovers with 171lb springs and Escort Cosworth 22mm anti-roll bar. Ream beam replaced with an Ahmed Bayjoo modified (Grp A) 6°
item, rose jointed and fully adjustable set to 1.5° negative camber and 0' 20" toe-in. Polyurethane rear axle bushes and Sparco rose jointed rear strut brace.

Rear bumpsteer:
Bump
60mm - 0.030" toe in
50mm - 0.023" toe in
40mm - 0.015" toe in
30mm - 0.009" toe in
20mm - 0.005" toe in
10mm - 0.003" toe in
0.0mm - 0.000" toe in
Droop
10mm - 0.001" toe out
20mm - 0.002" toe out
30mm - 0.003" toe out

INTERIOR:
Front: Recaro carbon SP2 race seats.
All carpet, sound deadening and rear seats stripped out.
Carbon door cards.
Stack ST8130P dash
Boost pressure gauge - APEXi 2.5 bar
Defi Exhaust Gas Temperature gauge
Defi water temp gauge
Electric sunroof conversion.
Manual over-ride on fan control.
3 stage switchable boost - 1 to 2.5 bar
Momo carbon fibre gear knob.
4 x 4 gator.
Water injection light.
Pectel Monitor mounted in air vents.
Flocked dash.


BRAKES:
Front: AP Racing 355mm (14") grooved and and ventilated discs wth aluminium bell. AP Racing CP5555 6-pot callipers and stainless-steel stainless-steel braided hoses.
Rear: AP Racing 315mm (12.4") grooved and ventilated discs wth aluminium bell. AP Racing CP5200 4-pot callipers and stainless-steel braided hose.
System: Hydraulic, dual-circuit with vacuum servo assistance and Teves ABS.


STEERING:
Type: Power-assisted rack-&-pinion.
Lock-to-lock: 2.4 turns


BODY / CHASSIS:
Type: Pressed-steel monocoque, based on conventional Sierra, in four-door saloon style. Bonnet, boot, wings and bumpers replaced with light-weight GRP items.
Chassis construction: In steel, as part of monocoque
Dimensions:
Length: 4490mm Width: 1700mm [b/]Height:[/b] 1377mm Wheelbase: 2609mm Front track: 1450mm Rear track: 1466mm Weight: 1162Kg*
*Weight without driver and with half tank of fuel