Ford Focus Mk I RS WRC04
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1999: Ford Focus Mk I WRC99
2000: Ford Focus Mk I WRC00
2001: Ford Focus Mk I RS WRC01
2002: Ford Focus Mk I RS WRC02
2003: Ford Focus Mk I RS WRC03
2004: Ford Focus Mk I RS WRC04
2006: Ford Focus Mk II RS WRC06
2007: Ford Focus Mk II RS WRC07
2008: Ford Focus Mk II RS WRC08
2009: Ford Focus Mk II RS WRC09

Specifications

See manual
Engine rebuild
Group/Class A/8 Homologation number: A 5649 (11/02 WR)
Years active 2004-2005 Homologation start: 1/4/2004
Homologation end: 31/12/2011
Engine
Type Ford Zeta Turbo, straight 4cyl, 4 stroke, petrol engine located front transverse
Capacity 1995.5 cc WRC: x 1.7 = 3392.35 cc
Bore x Stroke (mm) 84.96 x 88.0
Compression ratio 9.0:1
Output power - torgue 300 HP / 6500 rpm 56.1 kgm (550 Nm) / 4000 rpm
Main bearings 5
Materials block: aluminium alloy cylinderhead: aluminium alloy
Cams/valves dual overhead camshafts (DOHC), belt driven 4 valves/cyl. - 16 valves total
Aspiration Garrett/Allied Signal TR30R watercooled turbocharger (see below) with intercooler, 34mm turbo restrictor and catalytic converter fitted, Ford/Pectel T10 electronic fuel injection
Ignition Ford/Pectel T10 electronic, firing order 1-3-4-2
Cooling system watercooled
Lubrication system oil cooler
Transmission
Type four wheel drive X-trac 240 6-speed sequential, electro/hydraulically actuated using an electronic switch (joystick). It is located longitudinally behind the engine and in the center of the chassis
Gearbox ratios 1st: /1
2nd: /1
3rd: /1
4th: /1
5th: /1
6th: /1
Diffrential ratio /1 active/hydro-electronically controlled front and center differentials. Limited slip rear differential. 50%-50% F-R torque distribution.
2006+: Limited slip front differential
Clutch dry carbon double disk
Chassis-body
Type steel monocoque C170 chassis with roll-cage. 3 door hatchback body, with aerodynamically enhanced front bumper and rear wing
Front suspension mac pherson strut with lower wishbones, coil springs and Reiger gas shock absorbers with separate gas tanks, cabin adjustable antiroll bar
Rear suspension mac pherson strut with longitudinal and transverse links, coil springs and Reiger gas shock absorbers with separate tanks, cabin adjustable antiroll bar.
Steering system rack and pinion power assisted 2 turns lock to lock
Brakes ventilated disks all around,
tarmac: 380/315mm diameter front/rear with 8/4 piston calipers
gravel: 300mm diameter with 4 piston calipers front/rear
dual circuit with servo, adjustable ratio split front to rear
Dimensions
length: 4.422 m (174.1") width: 1.770 m (69.7") height: 1.380 m (54.3")
wheelbase: 2.615 m (103.0") front track: 1.550 m (61.0") rear track: 1.550 m (61.0")
Rims - tires tarmac: 8" x 18", gravel: 7" x 15" Michelin, tarmac: 225x630/18
Weight 1230 kg 52%-48% front/rear distribution
Weight/power 4.1 kg/HP
Fuel tank 100 lt

Garrett TR30R Turbocharger features

T25 type ball bearing cartridge.
The bearing races are made from M50 material and the retainer from silicon-bronze for high temperature capability.
An air-cooled center housing with turbo speed pickup boss.
Thin wall stainless steel turbine housing with V-Band inlet and outlet and attached with a V-Band.
The turbine housing is shielded with an activated carbon cloth heat shield.
Mar-M 247 turbine wheel material is good up to 1050C/1922F turbine inlet temperature.
The compressor housing is attached to a standard back plate with a V-Band.
Billet 5-axis machined aluminum compressor wheel.


Results in WRC

Statistics

2004 2005 2006 2007 2008 2009 2010 Total
Works
Races 13/2 16 29/2
Entries/finishes 25/18 60/46 85/64 (75.3%)
Others
Races/wins 14 10 2 3 2 31
Entries/finishes 3/2 40/30 24/14 3/3 3/1 2/0 75/50 (66.7%)
Total WRC results
Races/wins 13/2 16 14 10 2 3 2 60/2
Entries/finishes 25/18 63/48 40/30 24/14 3/3 3/1 2/0 160/114 (71.3%)
Total points 123 172 25 9 329
(5.483 per race)
(2.056 per entry)

Races

Works team:

  • works1: BP Ford World Rally Team (2005+)
  • works: Ford Motor Co (2004)
Season
Entry Rally event
Driver
Codriver
Team MON SVE [MEX NZ CY GRE TUR ARG FIN DE JAP GB ITA FRA ESP AUS
Markko Märtin
Michael Park
works 3rd 2nd acci dent 24th acci dent 2nd 4th 3rd 3rd tur bo 1st 1st eng ine
François Duval
Stéphane Prévot
works 18th 4th 3rd 7th 2nd acci dent 5th 5th eng ine sus pen sion 3rd
Janne Tuohino
Jukka Aho
works 5th
Total points
()
123 8 9 7 8 19 16 8 14 6 10 10 8
Statistics
Works starts/finishes 25/18 2/2 1/1 2/1 1/1 2/1 3/3 2/2 2/1 2/2 2/1 2/1 2/1 2/1

10284296p.jpg Source
duval_1.jpg Source

Drawings

ford-focus-wrc-2004-2.png Source

Rear suspension

fordfocusWRCsuspension.gif Source
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