Skoda 130 RS group 2 (1975)
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Specifications

65 units built
Manual

Group/Class 2 Homologation number: 1668 and 1676
Years active 1975 - 1979 Homologation start: 1/5/1975 and 1/7/1976
Homologation end: 31/12/1979 and 31/12/1981
Engine
Type Skoda, straight 4cyl, 4 stroke, petrol engine located rear longitudinal with 30o inclination to co driver's side
Capacity 1289 cc WRC: 1289 cc
Bore x Stroke (mm) 75.7 x 72.0
Compression ratio 10.0:1
Output power - torgue 82 HP @ 6250 rpm
128 HP @ 7000 rpm, 142 HP @ 8500 rpm
10.4 kgm @ 5000 rpm
13.0 kgm @ 5500 rpm, 16.0 kgm @ 4500 rpm
Main bearings forged steel crankshaft with 5 main bearings 55 mm diameter big end bearing 45 mm diameter, aluminium alloy piston with 34 mm compression height
Materials block: aluminium alloy with cast iron cylinder liners cylinderhead: reverse flow grey cast iron with "wedge" shaped combustion chambers
Cams/valves side camshaft with overhead valve (OHV) 2 valves/cyl. - 8 valves total, 34 mm inlet valve diameter, 27.4 mm exhaust valve diameter. 2 coil springs per valve
Aspiration natural, with 2 x Weber 40 DCOE2 carburetors
Ignition electronic, firing order 1-3-4-2
Cooling system jacketed watercooled with pump, radiator, fan and thermostat 10.2 lt
Lubrication system wet or dry sump with 2 oil pumps 3.5 or 7 lt
Transmission
Type rear wheel drive Skoda, 4 or 5 speed manual gearbox
Gearbox ratios 1st: 3.80/1 (38/10)
2nd: 2.12/1 (34/16)
3rd: 1.41/1 (31/22)
4th: 0.96/1 (26/27)
R: 3.27/1 (36/11)
1st: 3.23/1
2nd: 2.12/1 (34/16)
3rd: 1.55/1
4th: 1.21/1
5th: 0.96/1 (26/27)
R: 3.00/1
1976: 1st: 3.08/1 (37/12)
2nd: 1.94/1 (33/17)
3rd: 1.35/1 (31/23)
4th: 1.08/1 (28/26)
R: 3.27/1 (36/11)
1976: 1st: 3.08/1 (37/12)
2nd: 2.19/1 (35/16)
3rd: 1.57/1 (33/21)
4th: 1.16/1 (29/25)
R: 3.27/1 (36/11)
Diffrential ratio 4.10/1 (41/10), 3.78/1 (34/9), 4.25/1 (34/8). 1976: 4.44/1 (40/9), 4.22/1 (38/9), 3.90/1 (39/10), 3.70/1 (37/10)
1978: 3.16/1 (38/12), 3.44/1 (31/9)
1979: 4.50/1 (36/8)
spiral bevel gears rear differential
Clutch dry single or double disk 190 mm diameter
Chassis-body
Type steel monocoque chassis with roll-cage. 2 door coupe steel bodyshell with steel bumbers with extended wheel arches
Front suspension double unequal wishbones (lower A wishbone) with coil springs, Bilstein telescopic shock absorbers and anti roll bar
Rear suspension semi trailing arm with coil springs, Bilstein telescopic shock absorbers and anti roll bar
Steering system worm and gear (no servo) 2.5 turns lock to lock
Brakes front solid disks 259mm diameter with 1 piston caliper 46 mm diameter, rear drums 230mm diameter with 1 dual piston caliper 19 mm diameter dual circuit with vacuum servo
Dimensions
length: 4.020 m (158.3") width: 1.720 m (67.7") height: 1.340 m (52.8")
wheelbase: 2.400 m (94.5") front track: 1.410 m (55.5") rear track: 1.366 m (53.8")
Rims - tires 5.5J x 13" 185/70 VR13
Weight 720 kg
Fuel tank 58 lt
Drag coefficient 0.40

Results in WRC

Races

Works team: AMK Skoda AZNP

Season
Entry Rally event
Driver
Codriver
Team M.C SVE KEN GRE MAR POR FIN S.R TdC RAC
John Haugland
Fred Gallagher
Škoda GB 15th*
Vlastimil Havel
Julian Chitty
29th*
Miloslav Zapadlo
Pavel Hortek
39th*
Statistics
Others starts/finishes 3/3 3/3

*130 S entries


Article from 4T 65, 2/1976

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Drawings

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CAD

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