Skoda Octavia I Kit Car (1997)
 Source |
Development chain 1997: Skoda Octavia I Kit Car 1999: Skoda Octavia I WRC1999 2000: Skoda Octavia I WRC2000 2002: Skoda Octavia I WRC2002 |
In rallies: see video
On board: see video
Specifications
| Group/Class | A/7 | Homologation number: A5573 (01/01 VK) | ||
| Years active | 1997 - 1999 | Homologation start: 1/9/1997 Homologation end: 31/12/2006 |
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| Engine | ||||
|---|---|---|---|---|
| Type | R4 EA827, code AGN, straight 4cyl, 4 stroke, petrol engine | located front transverse with 15o rear inclination | ||
| Capacity | 1969.9 cc | WRC: 1969.9 cc | ||
| Bore x Stroke (mm) | 82.2 x 92.8 | |||
| Compression ratio | 11.5:1 | |||
| Output power - torgue | 250 - 270 HP / 8000 rpm | 25.0 kgm (245 Nm) / 6500 rpm | ||
| Main bearings | 5 of 54mm diameter | connecting rod length between centers 144mm, big end bearing diameter 50.6mm | ||
| Materials | block: grey cast iron 220mm height | cylinderhead: cross flow aluminium alloy with hemispherical combustion chambers, 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 (x3), 30mm exhaust valves diameters (x2). 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 | natural, Jenvey Dynamics or Bosch Motronic M3.8.2 multipoint electronic fuel injection 1999+: Catalytic converter and intake restrictor (Homologation 28/20VO and 29/21VO) fitted |
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| Ignition | mapped electronic direct ignition with 4 individual single spark coils, firing order 1-3-4-2 | |||
| Cooling system | jacketed watercooled with pump, radiator, fan and thermostat | 6 lt | ||
| Lubrication system | wet sump with 1 oil cooler | 5 lt | ||
| Transmission | ||||
| Type | front wheel drive | Skoda 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) |
| Diffrential ratio | 4.235/1 (72/17), 3.294/1 (56/17), 3.467/1 (52/15), 3.474/1 (66/19), 3.500/1 (56/16), 3.563/1 (57/16), 3.611/1 (65/18), 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), 4.385/1 (57/13), 4.533/1 (68/15), 4.538/1 (59/13), 4.600/1 (69/15), 4.667/1 (70/15 or 56/12), 4.692/1 (61/13), 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). 1998+: 4.357/1 to 4.643/1 (61-65/14), and 3.000/1 (51/17), 3.118/1 (53/17), 3.250/1 (52/16), 3.313/1 (53/16), 3.400/1 (51/15), 3.533/1 (53/15), 3.643/1 (51/14), 3.769/1 to 4.231/1 (49-55/13), 4.462/1 (58/13), 4.616/1 (60/13). 1999+: 4.400/1 (66/15), 4.467/1 (67/15), 4.500/1 (63/14), 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) |
helical gears limited slip front differential | ||
| Clutch | dry carbon double disk | |||
| Chassis-body | ||||
| Type | steel monocoque Typ 1U chassis of VW A4 (PQ34) platform, with front cross member sub frame for suspension, 42kg (D40x2mm and D40x1.5mm) fully galvanized with roll-cage. Front and rear steel subframes (1999+: tubular). 4 door saloon steel bodyshell with extended steel wheel arches, polypropylene bumpers and rear plastic spoiler | |||
| Front suspension | mac pherson strut with lower L wishbone, coil springs, ProFlex telescopic gas shock absorbers and antiroll bar | |||
| Rear suspension | trailing torsion beam axle with coil springs, ProFlex telescopic gas shock absorbers and antiroll bar | |||
| Steering system | rack and pinion with hydraulic power assistance | |||
| Brakes | ventilated front disks with 280-366mm disk diameter and 4/6 aluminium piston calipers 27 to 44.5mm diameter. Ventilated rear disks with 232-304mm disk diameter and 2/4 aluminium piston calipers 31.75 to 36mm diameter. gravel: 280/232mm diameter front/rear with 4/2 piston calipers front/rear, tarmac: 366/304mm diameter with 6/4 piston calipers front/rear |
dual circuit with servo, adjustable ratio 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: 1.585 m (62.4") | rear track: 1.585 m (62.4") | ||
| Rims - tires | gravel: 7" x 15", tarmac: 8" x 18" | Michelin, tarmac: Moulded Slicks 20/65-18 XTL (225/40-18) | ||
| Weight | 960 kg, 2000+: 1000 kg | |||
| Weight/power | 3.6 - 3.7 kg/HP | |||
| Fuel tank | 55 lt | |||
Results in WRC
Statistics
| 1997 | 1998 | 2002 | Total | ||||||||
| Works | |||||||||||
| Races | 2 | 6 | 8 | ||||||||
| Entries/finishes | 3/0 | 7/4 | 10/4 (40%) | ||||||||
| Others | |||||||||||
| Races/(F2 wins) | 1 | 1 | |||||||||
| Entries/finishes | 1/0 | 1/0 (0%) | |||||||||
| Total WRC results | |||||||||||
| Races/(F2 wins) | 2 | 6 | 1 | 9 | |||||||
| Entries/finishes | 3/0 | 7/4 | 1/0 | 11/4 (36.4%) | |||||||
Races
Works team: Skoda Motorsport
SourcePavel Sibera in San Remo 1998
Article from 4T 324, 9/1997
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page revision: 39, last edited: 02 Apr 2019 06:54