Opel Kadett B Rally group 2 (1967)
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OPEL-KADETT-7.jpg 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

Specifications

143000 units built, all 1.9 lt versions
Click here and here and here and here for street version

Group/Class 2 Homologation number: 1502 and 5209 (LS) and 5244 and 5362
Years active 1968-1972 Homologation start: 1/1/1968 and 1/3/1968 and 1/11/1968 and 1/6/1970
Engine
Type Opel CIH 19S, straight 4cyl, 4 stroke. Click here
1971+: CIH 19HL
located front longitudinal
Capacity 1897 cc WRC: 1897 cc
Bore x Stroke (mm) 93.0 x 69.8
Compression ratio 9.0-9.5:1
Output power - torgue 90 HP @ 5100 rpm
160 HP @ 7000 rpm
20.9 kgm (205 Nm) @ 6000 rpm
14.9 kgm @ 2500-3100 rpm
Main bearings forged steel crankshaft with 5 main bearings 62mm diameter forged steel connecting rod length between centers 128mm, big end bearing internal diameter 52mm, aluminium alloy piston with 45 mm compression height
Materials block: grey cast iron, 208mm deck height cylinderhead: reverse-flow cast iron "wedge" shape combustion chambers
Cams/valves single overhead camshaft in head (SOHC-CIH), chain driven 2 valves/cyl. - 8 valves total. 40mm inlet valve diameter, 34mm exhaust valve diameter. Operation with rocker arms and cam followers. 25o angle between exhaust/inlet valves and vertical. 1 coil spring per valve
Aspiration natural, 1 x Solex 32 DIDTA-4 carburetor. 1969+: 1 x Weber 40 DFO carburetor
Ignition electronic, firing order 1-3-4-2
Cooling system jacketed watercooled with pump, radiator, 320 mm diameter-5 blades fan and thermostat 5.7 lt
Lubrication system wet or dry sump 5.3 lt (3.3 lt for wet sump)
Transmission
Type front wheel drive 4 speed manual gearbox
Gearbox ratios constant: 1.4375/1 (23/16)
1st: 3.428/1 (31/13)
2nd: 2.156/1 (24/16)
3rd: 1.366/1 (19/20)
4th: 1.000/1
R: 3.317/1 (18/13 x 30/18)
1970: constant: 1.167/1 (22/17)
1st: 3.09/1 (31/13)
2nd: 1.75/1 (23/17)
3rd: 1.23/1 (19/20)
4th: 1.000/1
R: 2.99/1 (18/13 x 30/18)
1970: constant: 1.167/1 (21/18)
1st: 2.87/1 (32/13)
2nd: 1.75/1 (24/16)
3rd: 1.29/1 (21/19)
4th: 1.000/1
R: 2.69/1 (19/13 x 30/19)
1971: ZF S5-18/3. Constant: 0.794/1 (27/34)
1st: 2.99/1 (38/16)
2nd: 1.76/1 (35/25)
3rd: 1.30/1 (31/30)
4th: 1.00/1
5th: 0.87/1 (27/34)
R: 3.64/1
Diffrential ratio 3.667/1 (33/9), 3.889/1 (35/9), 4.22/1 (38/9) bevel gear limited slip rear differential
Clutch dry single disc clutch, 204 mm diameter, 1971: 216/230 mm diameter
Chassis-body
Type steel monocoque chassis with roll-cage, with front subframe. 2 door salon steel bodyshell with steel front and rear bumbers
Front suspension wishbone with transverse Semi-elliptic leaf springs, telescopic hydraulic shock absorbers, anti-roll bar
Rear suspension live axle with 2 lower radius arms, panhard rod, coil springs and telescopic hydraulic shock absorbers
Steering system rack and pinion (no servo) 3 turns lock to lock
Brakes front solid disks 238x11mm diameter with 2 piston calipers 45mm diameter, rear drums 230 mm diameter with 1 double piston caliper 15.9mm diameter, 1970: front ventilated discs 22 mm wide
1971: front ventilated disc 268x21mm and aluminium piston calipers
dual circuit with Mastervac 51 vacuum servo
Dimensions
length: 4.182m (164.6") width: 1.573 m (61.9"), 1970: +100 mm height: 1.405 m (55.3")
wheelbase: 2416 mm (95.1") front track: 1252 mm (49.3")
1320 mm (52.0")
rear track: 1276 mm (50.2")
1325 mm (52.2")
Rims - tires 5J x 13", 5.5J x 13" 155 SR 13"
Weight 810-860 kg
Fuel tank 40 or 65 or 70 lt
Drag coefficient 0.47

Results in WRC

Races

Works team: Opel Rally Team

Season
Entry Rally event
Driver
Codriver
Team M.C SVE
Entry list
S.R KEN A GRE RAC
entry list
Lillebror Nasenius
Björn Cederberg
works 3rd 3rd
Gunnar Blomqvist
Ingelöv Blomqvist
works 4th drive shaft
Anders Kulläng
Donald Karlsson
works 7th dnf
Ove Eriksson
Hans Johansson
works clutch 2nd
Jan Henriksson
Lars-Erik Carlström
works dnf 4th
Jean Ragnotti
Pierre Thimonier
11th
Emil Vogt
Wolf Rudiger Zink
39th
Claes Bilstam
Claes Uddgren - Hans Johansson
dnf dnf
Frohlich
Frohlich
dnf
Bertil Johansson
Roland Edvardsson
dnf
Peter Rumpfkeil
Bohne
dnf
Rune-Val Aksmar
Odvar Schioll
dnf
Bror Danielsson
Sven-Erik Johansson
13th
Rune Åhlin
Gunnar Stålgren
14th
Mats Andersson
Håkan Bäckman
17th
Kurt Larsson
Nils-O. Jonsson
19th
Curt Bengtsson
Bengt Bengtsson
24th
Hans Britth
Bo Eklund
28th
Sylvia Österberg
Ingemar Österberg
head gasket
Lars-I Ytterbring
Ragnvald Håkansson
dnf
Per-Göran Flyckt
Åke Granlund
dnf
Willy Ericsson
Rune Ericsson
dnf
Stig-Arne Holmberg
Mats Lundgren
dnf
Jan Svensson
Hans Thorszelius
dnf
Tommy Sjödin
Staffan Skogman
dnf
Kent Rang
Jan-Olof Bohlin
dnf
Rolf Olzon
Bo Nilsson
dnf
Leif Strömberg
Staffan Jonsson
dnf
Jan-Erik Karlsson
Riber Gustavsson
dnf
Valter Höglund
Åke Larsson
dnf
Uno Josefsson
Alf Leijon
dnf
Sune Danielsson
Leif Lundkvist
dnf
Bengt Brant
Sture Kälvered
dnf
Karl-G Boström
Willy Andersson
dnf
Dick Berg
Christer Strömberg
dnf
Peder Werner
Jerry Torpfeldt
dnf
Lars Söderström
Agne Nordlund
dnf
Lars Skoglund
Björn Skoglund
dnf
Rinaudo
Carpegna
dnf*
'Siroco'
Miltos Andriopoulos
7th
John Church
Tony Johnstone
?
Leif Persson (Rallye Sprint)
Fergus Sager
dnf
Total points
()
47 19 4 24
Statistics
Works starts/finishes 10/6 5/3 5/3
Others starts/finishes 36/9 7/2 25/6 1/0 1/1 2/0

*Group 1 entries


23aa155055d825c99992a7bf88eeda05.jpg Source
Ove Eriksson in Swedish rally '71

Drawings

opel-kadett-b-coupe-1970.gif Source

Engine

Opel_CIH_Engine_3.jpg Source
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