Opel Kadett E 1.8 GSi group A (1984)
 Source |
Development chain 1967: Opel Kadett B 1975: Opel Kadett C GT/E 1978: Opel Kadett C GT/E E2 1982: Opel Kadett D GT/E 1984: Opel Kadett E 1.8 GSi 1987: Opel Kadett E 2.0 GSi 1988: Opel Kadett E GSi 16V 1992: Opel Astra F GSI 16V |
Development level Group B Group A |
Also call Vauxhall Astra GT/E (Great Britain)
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Specifications
| Group/Class | A/7 | Homologation number: A5242 and A5255 (Vauxhall) |
| Years active | 1985 - 1987 | Homologation start: 1/11/1984 and 1/2/1985 (Vauxhall) Homologation end: 31/12/1991 |
| Engine | ||
|---|---|---|
| Type | GM Family II 18SE, straight 4cyl, 4 stroke, petrol engine | located front transverse |
| Capacity | 1796 cc | WRC: 1796 cc |
| Bore x Stroke (mm) | 84.8 x 79.5 | |
| Compression ratio | 11.4:1 | |
| Output power - torgue | 170 HP / 7200 rpm | 19.9 kgm (195 Nm) / 5200 rpm |
| Main bearings | 5 of 58mm diameter | connecting rod big end bearing internal diameter 49mm |
| Materials | block: cast iron | cylinderhead: aluminium alloy, 96mm height |
| Cams/valves | single overhead camshaft (SOHC), belt driven | 2 valves/cyl. - 8 valves total |
| Aspiration | natural, Bosch Motronic ML4.1 multipoint electronic fuel injection | |
| Ignition | EZ61 electronic, firing order 1-3-4-2 | |
| Cooling system | watercooled | |
| Lubrication system | wet sump | |
| Transmission | ||
| Type | front wheel drive | F16 5 speed gearbox |
| Gearbox ratios | F16/5W, 1st: 3.42/1 2nd: 1.95/1 3rd: 1.28/1 4th: 0.89/1 5th: 0.71/1 R: 3.33/1 |
F16/5C, 1st: 3.42/1 2nd: 2.16/1 3rd: 1.48/1 4th: 1.12/1 5th: 0.89/1 R: 3.33/1 |
| Diffrential ratio | 3.74/1, 3.94/1, 4.800/1 | helical gears limited slip front differential |
| Clutch | dry single disk | |
| Chassis-body | ||
| Type | steel monocoque chassis of General Motors T platform with roll-cage and front suspension steel sub-frame. 3 door hatchback steel bodyshell with plastic bumbers | |
| Front suspension | mac pherson strut with lower wishbone, coil springs (tarmac 200 lbs), telescopic gas shock absorbers and anti roll bar | |
| Rear suspension | trailing arm with coil springs (tarmac 200 lbs), telescopic gas shock absorbers and anti roll bar | |
| Steering system | rack and pinion | |
| Brakes | ventilated disks all around, 288/256mm front disk diameter, 265mm rear disk diameter | dual circuit with servo, adjustable ratio split front to rear |
| Dimensions | ||
| length: 3.998 m (157.4") | width: 1.663 m (65.5") | height: 1.395 m (54.9") |
| wheelbase: 2.520 m (99.2") | front track: 1.406 m (55.4") | rear track: 1.406 m (55.4") |
| Rims - tires | 14" or 15" | Michelin, gravel: M4 or M5, 14/60-14XT (175/70-14), L81 or L91, 16/62-15 (195/60x15), snow: 15/65-15 (195/65R15) |
| Weight | 980 kg | |
| Weight/power | 5.8 kg/HP | |
| Fuel tank | ||
| Drag coefficient | 0.30 | |
Results in WRC
Statistics
| 1984 | 1985 | 1986 | 1987 | 1988 | Total | |||||
| Works | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Races | 1 | 1 | ||||||||
| Entries/finishes | 1/1 | 1/1 (40%) | ||||||||
| Others | ||||||||||
| Races | 1 | 3/(1) | 4 | +4 | 1 | 11/(1) | ||||
| Entries/finishes | 1/0 | 10/6 | 12/8 | 13/3 | 1/1 | 37/18 (48.6%) | ||||
| Total WRC results | ||||||||||
| Races | 1 | 3 | 4 | 5 | 1 | 12/(1) | ||||
| Entries/finishes | 1/0 | 10/6 | 12/8 | 14/4 | 1/1 | 38/19 (50%) | ||||
Races
Works team: GM Euro Sport
Group A classification is noted in brackets
| Entry | Rally event | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Driver Codriver |
Team | M.C | (SVE) Entry list |
POR | KEN | TdC | GRE | N.Z | ARG | FIN | S.R | (CdI) | RAC | ||
| Kenneth Eriksson Ragnar Spjuth |
Opel Team Sweden | gear box | |||||||||||||
| Statistics | |||||||||||||||
| Others starts/finishes | 1/0 | 1/0 | |||||||||||||
Article for production
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SourcePentti Airikkala in RAC '85
Source
page revision: 72, last edited: 18 Aug 2019 00:39
