Source | Development chain 1997: Skoda Octavia I Kit Car 1999: Skoda Octavia I WRC1999 2000: Skoda Octavia I WRC2000 2002: Skoda Octavia I WRC2002 |
Table of Contents
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Specifications
Group/Class | A/8 | Homologation number: A 5573 (33/03 WR) | |||
Years active | 2001 - 2003 | Homologation start: 1/12/2001 Homologation end: 31/12/2009 |
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Engine | |||||
Type | R4 EA827, code AGN, straight 4cyl, 4 stroke, petrol engine | located at front transversely with 15o front inclination | |||
Capacity | 1999.3 cc | WRC: x 1.7 = 3398.7 cc | |||
Bore x Stroke (mm) | 82.5 x 93.5 | ||||
Compression ratio | 9.5:1 | ||||
Output power - torgue | 300 HP / 5000 rpm | 61.2 kgm (600 Nm) / 3250 rpm | |||
Main bearings | 5 of 54mm diameter | connecting rod length between centers 142mm, big end bearing diameter 50.6mm | |||
Materials | block: grey cast iron 220mm height | cylinderhead: aluminium alloy 139.5mm height | |||
Cams/valves | dual overhead camshafts (DOHC), belt driven with VANOS system for inlet valves | 5 valves/cyl. - 20 valves total. 27mm inlet valves diameter (3), 30mm exhaust valves diameters (2). 21.65o angle between 2 inlet valves axis and vertical, 14.86o angle between central inlet valve axis and vertical, 20.19o angle betwee exhaust valves and vertical. 1 coil spring per valve | |||
Aspiration | Garrett/Allied Signal TR30K turbocharger (9 blades steel turbine 52/60mm in/out diameter, 5+5 blades aluminium compressor 44.7/69.1mm in/out diameter) with air/water intercooler, anti-lag system, 34mm turbo restrictor and catalytic converter fitted. Euro 12 electronic multipoint fuel injection | ||||
Ignition | mapped electronic direct ignition with 4 individual single spark coils, firing order 1-3-4-2 | ||||
Cooling system | watercooled | 6 lt | |||
Lubrication system | wet sump with oil cooler and magnesium sump | 5 lt | |||
Transmission | |||||
Type | four wheel drive | X-trac 6-speed sequential | |||
Gearbox ratios | 1st: 2.857/1 (40/14) 2nd: 2.111/1 (38/18) 3rd: 1.750/1 (35/20) 4th: 1.500/1 (33/22) 5th: 1.250/1 (30/24) 6th: 1.115/1 (29/26) R: 2.357/1 (14/12 x 12/33) |
1st: 2.692/1 (35/13) 2nd: 2.062/1 (33/16) 3rd: 1.667/1 (30/18) 4th: 1.381/1 (29/21) 5th: 1.182/1 (26/22) 6th: 1.042/1 (25/24) R: 3.272/1 (36/11) |
1st: 2.917/1 (35/12) 2nd: 2.357/1 (33/14) 3rd: 1.933/1 (29/15) 4th: 1.625/1 (26/16) 5th: 1.421/1 (27/19) 6th: 1.263/1 (24/19) R: 2.692/1 (35/13) |
1st: 2.923/1 (38/13) 2nd: 2.133/1 (32/15) 3rd: 1.667/1 (30/18) 4th: 1.333/1 (24/18) 5th: 1.083/1 (26/24) 6th: 0.888/1 (24/27) R: 2.562/1 (19/16 x 41/19) |
1st: 2.615/1 (34/13) 2nd: 2.000/1 (30/15) 3rd: 1.588/1 (27/17) 4th: 1.278/1 (23/18) 5th: 1.037/1 (28/27) 6th: 0.857/1 (24/28) |
Diffrential ratio | Front: 4.235/1 (72/17), 3.000/1 (51/17), 3.118/1 (53/17), 3.250/1 (52/16), 3.294/1 (56/17), 3.313/1 (53/16), 3.400/1 (51/15), 3.467/1 (52/15), 3.474/1 (66/19), 3.500/1 (56/16), 3.533/1 (53/15), 3.563/1 (57/16), 3.611/1 (65/18), 3.643/1 (51/14), 3.647/1 (62/17), 3.667/1 (66/18), 3.722/1 (67/18), 3.733/1 (56/15), 3.867/1 (58/15), 3.882/1 (66/17), 3.933/1 (59/15), 3.941/1 (67/17), 3.944/1 (71/18), 4.000/1 (68/17), 4.067/1 (61/15), 4.071/1 (57/14), 4.188/1 (67/16), 4.214/1 (59/14), 4.250/1 (68/16), 4.313/1 (69/16), 4.533/1 (68/15), 4.600/1 (69/15), 4.667/1 (70/15 or 56/12), 4.833/1 (58/12), 4.917/1 (59/12), 4.929/1 (69/14), 5.000/1 (70/14), 5.071/1 (71/14), 5.083/1 (61/12), 5.385/1 (70/13), 5.417/1 (65/12), 5.462/1 (71/13), 5.538/1 (72/13), 5.636/1 (62/11). And 4.357/1 to 4.643/1 (61-65/14), 3.769/1 to 4.231/1 (49-55/13), 4.384/1 to 4.692/1 (57-61/13). And 4.400/1 (66/15), 4.467/1 (67/15), 4.625/1 (74/16), 5.200/1 (78/15), 5.250/1 (63/12), 5.267/1 (79/15), 5.308/1 (69/13) Transfer box: 0.393/1 (11/28) Rear differential: 2.545/1 (28/11) |
gearbox input to helical gears active hydro/electronically controlled front differential. Front differential housing permanentrly connected to hypoid bevel gears active hydro-electronically control transfer box with viscous coupler. Hypoid bevel gears limited slip (friction disks) rear differential. 50%-50% F-R torque distribution | |||
Clutch | dry carbon triple disk | ||||
Chassis-body | |||||
Type | steel monocoque Typ 1U chassis of VW A4 (PQ34) platform, fully galvanized with roll-cage. Front and rear steel tubular subframes. 4 door saloon steel bodyshell with extended steel wheel arches, polypropylene bumpers and rear plastic spoiler | ||||
Front suspension | mac pherson strut with lower L wishbones, coil springs and ProFlex gas shock absorbers, cabin adjustable antiroll bar 25-40mm diameter | ||||
Rear suspension | mac pherson strut with lower wishbone, coil springs and ProFlex gas shock absorbers, cabin adjustable antiroll bar 25-40mm diameter | ||||
Steering system | rack and pinion with hydraulic power assistance | ||||
Brakes | ventilated front disks with 250-390mm disk diameter and 4/6 aluminium piston calipers. Ventilated rear disks with 232-390mm disk diameter and 2/4 aluminium piston calipers. tarmac: 376/304mm diameter with 6/4 piston calipers front/rear gravel: 304mm diameter with 4 piston calipers front/rear |
dual circuit with servo, adjustable ration split front to rear | |||
Dimensions | |||||
length: 4.511 m (177.6") | width: 1.770 m (69.7") | height: 1.429 m (56.3") | |||
wheelbase: 2.512 m (98.9") | front track: 1.597 m (62.9") | rear track: 1.597 m (62.9") | |||
Rims - tires | tarmac: 8" x 18", gravel: 7" x 15" | Michelin, tarmac: Moulded Slicks 20/65-18 XTL (225/40-18) | |||
Weight | 1230 kg | ||||
Weight/power | 4.1 kg/HP | ||||
Fuel tank | |||||
Drag coefficient | 0.31 |
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
2002 | 2003 | 2004 | Total | ||||||||
Works | |||||||||||
Races | 6 | 7 | 13 | ||||||||
Entries/finishes | 15/10 | 15/9 | 30/19 (63.3%) | ||||||||
Others | |||||||||||
Races | +2 | 2 | 4 | ||||||||
Entries/finishes | 3/2 | 2/0 | 5/2 (40%) | ||||||||
Total WRC results | |||||||||||
Races | 6 | 9 | 2 | 17 | |||||||
Entries/finishes | 15/10 | 18/11 | 2/0 | 35/21 (60%) | |||||||
Total points | 13 | 29 | 42 (2.471 per race) (1.200 per entry) |
Races
Works team: Skoda Motorsport
Entry | Rally event | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Driver Codriver |
Team | MC | SVE | TdC | ESP | CY | ARG | GRE | KEN | FIN | DE | SR | NZ | AUS | RAC | ||
Toni Gardemeister Paavo Lukander 20 |
works | 12th | |||||||||||||||
Toni Gardemeister Paavo Lukander 22 |
works | acci dent | |||||||||||||||
Toni Gardemeister Paavo Lukander 21 |
works | acci dent | 10th | ||||||||||||||
Toni Gardemeister Paavo Lukander 25 |
works | 8th | 6th | ||||||||||||||
Kenneth Eriksson Tina Thörner 21 |
works | fuel | |||||||||||||||
Kenneth Eriksson Tina Thörner 24 |
works | 10th | 11th | 13th | |||||||||||||
Kenneth Eriksson Tina Thörner 23 |
works | acci dent | 8th | ||||||||||||||
Matthias Kahle Peter Göbel 18 |
works | eng ine | |||||||||||||||
Roman Kresta Jan Tománek 20 |
works | 12th | 15th | ||||||||||||||
Total points () |
13 | 1 | 3 | 8 | 1 | ||||||||||||
Statistics | |||||||||||||||||
Works starts/finishes | 15/10 | 2/1 | 3/1 | 3/2 | 2/1 | 2/2 | 3/3 |