Saab 96 V4 1.8 group 2 (1971)
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Development chain 1966: Saab 96 V4 1971: Saab 96 V4 1.8 1973: Saab 99 EMS 1978: Saab 99 Turbo |
Specifications
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| Group/Class | 2 | Homologation number: 1608 | |
| Years active | 1971-75 | Homologation start: 1/1/1971 Homologation end: 31/12/1981 |
|
| Engine | |||
|---|---|---|---|
| Type | Ford Taunus 1.7, V4 cyl (60o), 4 stroke, petrol engine | located front longitudinal | |
| Capacity | 1698 cc | WRC: 1698 cc | |
| Bore x Stroke (mm) | 90.0 x 66.8 | ||
| Compression ratio | 7.8-8.6:1, 9.0:1 for cast iron head, 10.8:1, 11.5:1 (180 HP) | ||
| Output power - torgue | 65 HP @ 4700 rpm 150-180 HP @ 7000 rpm |
11.7 kgm @ 2500 rpm 215 Nm @ 5500 rpm |
|
| Main bearings | 3 of 57mm diameter, 54mm big end journals diameter | connecting rod distance center to center 130.5mm, and 20.65mm thickness, aluminium piston with 39mm Compression Height, 24mm Pin diameter | |
| Materials | block: cast iron with 205.33mm deck height and 120,9mm bore center | cylinderhead: 2 x cast iron reverse flow heads with Siamese-port | |
| Cams/valves | in V center side camshaft with overhead valves (OHV), gear driven | 2 valves / cyl - 8 valves total, 37.5 mm inlet valve diameter, 32.4 mm exhaust valve diameter, single coil spring per valve | |
| Aspiration | natural with 1 x Autolite 71TW-9510LA or Autolite 72 TF-9510 or Solex 32TDID (single), 2 x Weber 40 DCOE carburetors | ||
| Ignition | Firing order 1-3-2-4 | ||
| Cooling system | jacketed watercooled | 7.5 lt water capacity | |
| Lubrication system | wet sump | 3.3 lt oil capacity | |
| Transmission | |||
| Type | front wheel drive | 4 speed manual gearbox, gear lever on steering column | |
| Gearbox ratios | 1st: 3.48/1 (35/27 x 31/21 x 40/22) 2nd: 2.09/1 (31/37 x 27/40 x 40/22) 3rd: 1.30/1 (35/27) 4th: 0.84/1 (31/37) R: 3.18/1 (35/25 x 40/22) |
1st: 3.14/1 (35/27 x 31/21 x 41/25) 2nd: 1.86/1 (34/37 x 30/41 x 41/25) 3rd: 1.30/1 (35/27) 4th: 0.92/1 (34/37) R: 2.87/1 (35/20 x 41/25) |
1st: 2.64/1 (31/26 x 33/21 x 38/27) 2nd: 1.60/1 (34/37 x 30/38 x 38/27) 3rd: 1.19/1 (31/26) 4th: 0.92/1 (34/37) R: 2.08/1 (31/21 x 38/27) |
| Diffrential ratio | 5.43/1 (38/7), 4.88/1 (39/8), 5.71/1 (40/7), 5.43/1 (38/7), 6.00/1 (36/6), 5.83/1 (35/6) | Borg Warner limited slip front differential | |
| Clutch | dry single disc clutch, 190 or 202 mm diameter. Overrunning clutch is used: Freewheel | ||
| Chassis-body | |||
| Type | steel monocoque Saab 966 chassis with roll-cage. 4 door salon steel bodyshell with steel front and rear bumbers. Group 2: extended wheel arches | ||
| Front suspension | double wishbones with coil springs, telescopic shock absorbers and anti-roll bar | ||
| Rear suspension | trailing arms in U shape rigid rear axle with coil springs and telescopic shock absorbers | ||
| Steering system | rack and pinion (no servo) | 2.75 turns lock to lock | |
| Brakes | front solid disks 267mm diameter with 1 piston caliper 50.8mm diameter, rear drums 203mm diameter with 1 piston caliper 15.9 or 19.05mm diameter | dual circuit with ATE T51 or Lokheed vacuum servo | |
| Dimensions | |||
| length: 4.200 m (165.3") | width: 1.590 m (62.6"), group 2: +100mm | height: 1.470 m (57.9") | |
| wheelbase: 2498 mm (98.35") | front track: 1220 mm (48.03"), 1270 mm (50") with 4.5" rims |
rear track: 1220 mm (48.03"), 1270 mm (50") with 4.5" rims |
|
| Rims - tires | 4" or 4.5" x 15" | ||
| Weight | 880 kg | ||
| Fuel tank | 40-70 lt | ||
1971
1738, 91.0 x 66.8 mm
10.8:1
150 HP
aspiration, natural with 2 x Weber 40 DCOE carburetors
1972
1815, 93.0 x 66.8 mm
10.8:1
155 HP
aspiration, natural with 2 x Weber 40 DCOE carburetors
1973
1815cc, 93.0 x 66.8 mm
10.8:1-11.5:1
170 HP @ 7000 rpm
215 Nm @ 5500 rpm
aspiration, natural with 2 x Weber 40 DCOE carburetors
Results in WRC
Races
Works team: Saab Scania
Season
| Entry | Rally event | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Driver Codriver |
Team | M.C | SVE Entry list |
S.R | KEN | MAR | A | GRE | RAC Entry list |
|||||||
| Stig Blomqvist Arne Hertz |
works | 1st | 13th | 1st | ||||||||||||
| Carl Orrenius Lars Persson |
works | 3rd | ||||||||||||||
| Per Eklund Rolf Carlsson/ Sölve Andreasson |
works | conne cting rod | 7th | |||||||||||||
| Anders Sigurdson Bruno Berglund |
dnf | |||||||||||||||
| Andrej Vidic Nevak |
dnf | |||||||||||||||
| Tom Trana Sölve Andreasson |
10th | |||||||||||||||
| Alrik Stenström Sture Boström |
15th | |||||||||||||||
| Lasse Jönsson Alf Qvist |
? | ? | ||||||||||||||
| Cronge Norstedt Anders Norstedt |
? | |||||||||||||||
| Olle Dahl Lars-Erik Haag/ Jan-Olof Bohlin |
? | 16th | ||||||||||||||
| Ove Olsson Staffan Eklund |
? | |||||||||||||||
| Stig Larsson Knut Höglund |
? | |||||||||||||||
| Stig Abrahamsson | ? | |||||||||||||||
| Hans Nilsson Sture Boström |
? | |||||||||||||||
| Gilbert Svensson Ulf Eskengren |
? | |||||||||||||||
| Kurt Simonsson Ralph Pettersson |
? | |||||||||||||||
| Jan Bohlin Ove Persson |
? | |||||||||||||||
| Kjell Melin Nisse Edqvist |
? | |||||||||||||||
| Nils Holgersson Bo Söderlind |
? | |||||||||||||||
| Gunnar Johansson Kaj Johansson |
? | |||||||||||||||
| Seppo Utriainen Klaus Lehto |
Scan-Auto | 10th | ||||||||||||||
| Jerry Larsson Sture Boström |
dnf | |||||||||||||||
| Jack Tordoff Brian Marchant |
? | |||||||||||||||
| Total points () |
34 | 11 | 23 | |||||||||||||
| Statistics | ||||||||||||||||
| Others starts/finishes | 27/9 | 2/0 | 17/3 | 1/1 | 7/5 | |||||||||||
SourceStig Blomqvist 4th in 1000 Lakes rally '74
SourceEngine compartment
Source
Source
Drawings
Source
Engine
Source
SourceSaab 97 Sonnet 1.7 base engine
page revision: 143, last edited: 13 Jan 2019 17:09