Peugeot 307 WRC (2004)
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Specifications

17 units built

Group/Class A/8 Homologation number: A5665 (01/01 WR & 07/02 WR)
Years active 2004 Homologation start: 1/1/2004
Homologation end: 31/12/2013
Engine
Type PSA XU7JP4 straight 4cyl, 4 stroke, petrol engine located front transverse with 17.5o rear inclination
Capacity 1997.4 cc WRC: x 1.7 = 3395.6 cc
Bore x Stroke (mm) 85.0 x 88.0
Compression ratio 8.5:1
Output power - torgue 300 HP / 5250 rpm 59.1 kgm (580 Nm) / 3500 rpm
Main bearings forged steel crankshaft with 5 main bearings 56mm diameter connecting rod length between centers 153mm, 49mm big end bearing tunnel diameter
Materials block: aluminium alloy with steel 'wet' cylinder liners cylinderhead: cross flow aluminium alloy with hemispherical combustion chambers
Cams/valves dual overhead camshafts (DOHC), belt driven 4 valves/cyl. - 16 valves total. 35.1mm inlet valves diameter, 31.1 exhaust valves diameter. 24.5o angle between inlet valves axis and vertical, 23o angle between exhaust valves axis and vertical
Aspiration Garrett/Allied Signal TR30R watercooled turbocharger (9 blades steel turbine 52/60mm in/out diameter, 5+5 aluminium alloy compressor 44.7/69.1mm in/out diameter), air/air intercooler with 2 nozzle water injection and 20 lt water tank, 34mm turbo restrictor and catalytic converter fitted, Magnetti Marelli Step series multi point electronic fuel injection
Ignition Magnetti Marelli electronic, firing order 1-3-4-2
Cooling system jacketed watercooled with pump, radiator, fan and thermostat
Lubrication system wet sump with 1 oil cooler
Transmission
Type four wheel drive Hewland 4 or 5 speed sequential, with steering wheel mounted paddles
Gearbox ratios 1st: 3.000/1 (42/14)
2nd: 2.117/1 (36/17)
3rd: 1.555/1 (28/18)
4th: 1.174/1 (27/23)
5th: 0.923/1 (24/26)
R: 2.643/1 (37/17 x 17/14)
1st: 3.000/1 (42/14)
2nd: 2.117/1 (36/17)
3rd: 1.500/1 (27/18)
4th: 1.087/1 (25/23)
R: 2.643/1 (37/17 x 17/14)
Diffrential ratio Front: 4.286/1 (60/14), 4.142/1 (58/14), 4.076/1 (53/13), 3.933/1 (59/15), 3.785/1 (53/14), 3.625/1 (58/16)
Center: 0.481/1 (13/27)
Rear: 2.077/1 (27/13)
active/hydro-electronically controlled front, rear and center differentials. 50%-50% F-R torque distribution
2006+: front/rear mechanical differentials by ramps and plate discs
Clutch dry carbon triple disk
Chassis-body
Type steel monocoque Peugeot 307 Coupe Type 3BRFKC chassis of PSA PF2 platform. 54.8kg steel (D40x1.5 + D40x1mm) roll-cage. Front and rear steel tubular cross member subframes for suspension. 2 door steel convertible (hardtop) bodyshell with steel doors, aluminium front bonnet, plastic rear bonnet, polypropylene front/rear bumpers, extended wheel arches and plastic rear airofoil
Front suspension mac pherson strut with lower wishbones, coil springs, telescopic gas shock absorbers and electronically adjustable antiroll bar
Rear suspension mac pherson strut, coil springs, telescopic gas shock absorbers and electronically adjustable antiroll bar
Steering system rack and pinion power assisted
Brakes ventilated discs all around 295/300/305/320/355/370mm diameter. 4 aluminium piston calipers 34.9/41.3/(30-36)/(36-42)mm pair diameter, 8 aluminium piston calipers (26-32)mm pair diameter.
2005: 6 aluminium piston calipers 34.9mm diameter.
tarmac: 370mm diameter front/rear with 6 piston calipers
gravel: 295mm diameter with 4 piston calipers front/rear
dual circuit with ITT/ATE vacuum servo. Stone protection shields
Dimensions
length: 4.344 m (171.0") width: 1.770 m (69.7")
2005: 1.800 m (70.9)
height: 1.370 m (53.9")
wheelbase: 2.610 m (102.8") front track: rear track:
Rims - tires tarmac: 8" x 18", gravel: 7" x 15" Pirelli, tarmac: 20x65/18, gravel: 17-/8065-R15
Weight 1230 kg
Weight/power 4.1 kg/HP
Fuel tank

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 16/1 16/2 32/3
Entries/finishes 36/20 32/23 68/43 (63.2%)
Others
Races/wins 16 4 2 3 25
Entries/finishes 2/1 38/31 6/5 4/3 5/2 55/42 (76.4%)
Total WRC results
Races/wins 16/1 16/2 16 4 2 3 57/3
Entries/finishes 36/20 34/24 38/31 6/5 4/3 5/2 123/85 (69.1%)
Total points 137 174 151 2 4 3 468
(8.211 per race)
(3.805 per entry)

Races

Works team: Marlboro Peugeot Total

Season
Entry Rally event
Driver
Codriver
Team MC SVE MEX NZ CY GRE TUR ARG FIN DE JAP GB ITA FRA ESP AUS
Marcus Grönholm
Timo Rautiainen
2
works 4th 2nd 4th
Marcus Grönholm
Timo Rautiainen
4
works 2nd acci dent acci dent
Marcus Grönholm
Timo Rautiainen
6
works 6th 1st 2nd
Marcus Grönholm
Timo Rautiainen
9
works 2nd 4th
Marcus Grönholm
Timo Rautiainen
11
works dis qual ified 7th
Marcus Grönholm
Timo Rautiainen
14
works sus pen sion
Marcus Grönholm
Timo Rautiainen
10
works acci dent
Marcus Grönholm
Timo Rautiainen
7
works acci dent
Freddy Loix
Sven Smeets
3
works 5th
Freddy Loix
Sven Smeets
5
works eng ine
Freddy Loix
Sven Smeets
16
works 6th
Freddy Loix
Sven Smeets
10
works 7th
Freddy Loix
Sven Smeets
12
works ele ctri cal
Harri Rovanperä
Risto Pietiläinen
7
works 10th
Harri Rovanperä
Risto Pietiläinen
8
works 5th acci dent
Harri Rovanperä
Risto Pietiläinen
10
works dis qual ified
Harri Rovanperä
Risto Pietiläinen
12
works 3rd 6th
Harri Rovanperä
Risto Pietiläinen
15
works gear box 6th
Harri Rovanperä
Risto Pietiläinen
5
works 5th ele ctri cal
Harri Rovanperä
Risto Pietiläinen
9
works 2nd
Sebastian Lindholm
Tomi Tuominen
7
works acci dent
Cédric Robert
Gérald Bedon
11
works 5th
Cédric Robert
Gérald Bedon
14
works acci dent
Daniel Carlsson
Mattias Andersson
16
works acci dent
Total points
()
137 13 9 6 15 8 9 6 10 11 12 5 4 11 9 9
Statistics
Works starts/finishes 36/20 2/2 2/1 2/1 2/2 2/0 2/1 2/1 2/1 3/1 3/2 2/2 3/1 2/1 3/2 2/1 2/1

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Drawings

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