Porsche 911 S group 3 (1966)
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Home » Rally Cars » Porsche 911 S

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Chassis numbers here and here

Also called Porsche 911 SWB "Short Wheel Base"

Specifications

Coupe, 3282 units built
Targa, 1774 units built

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Click here for info

Homologation number 547 578 608
Homologation start 1/1/1966 1967 1/1/1968 1/1/1969
Model 911S type O 911S type A 911S type A Targa 911S type B
Engine Type 901/02 901/02-08 901/08 901/10
Engine capacity 1991cc
Compression 9.8:1 9.9:1
Valves I42, E38 I45, E39
Aspiration 2 x Weber 40 IDS 3C-1 carbs Bosch Kugelfisher MFI
Power output 158 bhp (118 kW) @ 6600 rpm 170 bhp (127 kW) @ 6800 rpm
Torque 179 Nm (132 ft lbs) @ 5200 rpm 183 Nm / 135 ft·lb @ 5500 rpm
Type Porsche Type 901/30, boxer 6 cyl (180o), 4 stroke, petrol engine located longitudinally behind rear axle
Capacity 1991cc
Bore x Stroke (mm) 80.0 x 66.0
Compression ratio 9.9:1
Output power - torgue 170 - 180 HP / 134 kw @ 6800 rpm, up to 200 HP 195 nm / 144.0 ft lbs @ 5200 rpm
Main bearings forged steel crankshaft with 8 plain main bearings 57mm diameter, big end journal diameter 57mm titanium connecting rods, 130mm distance center to center, 61mm big end bearing diameter
Materials block: silumin alloy, 124.5mm bore spacing cylinderhead: aluminium alloy
Cams/valves 2 x 1 overhead camshafts (SOHC), chain driven 2 valves/cyl. - 12 valves total. 42mm inlet valve diameter, 38mm exhaust valve diameter.
Aspiration natural, 2 x Weber 40 IDA 3C carburetors
Ignition electronic single spark, firing order 1-6-2-4-3-5, Bosch coils and Bendix fuel pumps
Cooling system aircooled
Lubrication system dry sump with 1 oil cooler 11 lt
Transmission
Type rear wheel drive Porsche Type 901, 901/52 (911L), 5 speed gearbox , click here and here
Gearbox ratios 1st: 3.09/1
2nd: 1.89/1
3rd: 1.32/1
4th: 1.04/1
5th: 0.79/1
1st: 3.091/1 (34/11)
2nd: 1.778/1 (32/18)
3rd: 1.217/1 (28/23)
4th: 0.926/1 (25/27)
5th: 0.759/1 (22/29)
R: 3.127/1 (16/11 x 43/20)
1st: 2.643/1 (37/14)
2nd: 1.600/1 (32/20)
3rd: 1.318/1 (29/22)
4th: 1.080/1 (27/25)
5th: 0.926/1 (25/27)
R: 3.127/1 (16/11 x 43/20)
Diffrential ratio 4.428/1 (31/7) spiral bevel gears limited slip rear differential
Clutch dry single disk 215mm diameter
Chassis-body
Type steel monocoque 911 SWB (short wheel base) Type O/A/B chassis. 2 door coupe steel bodyshell with steel bumpers
Front suspension mc pherson strut with lower L wishbone, longitudinal torsion bars, telescopic gas shock absorber and anti-roll bar 15mm diameter
Rear suspension trailing arm with torsion bars, telescopic gas shock absorber and anti-roll bar 15mm diameter
Steering system rack and pinion
Brakes front ventilated disks 282mm diameter with 2 steel piston calipers. Rear ventilated disks 285mm diameter with 2 steel piston calipers. Ventilated calipers front and rear dual circuit with servo
Dimensions
length: 4.163 m (163.9") width: 1.610 m (63.4") height: 1.320 m (52.0")
wheelbase: 2.211 (87") front track: 1.353 m (53.3") rear track: 1.321 m (52.0")
Rims - tires 4.5 - 6 x 15" 165-HR15", 185/70VR15
Weight 1000kg, f/r distribution 41.5% / 58.5%
Weight/power
Fuel tank 62-100 lt
Drag coefficient 0.38

Results in WSCC

Season
Group 3 classification is noted in brackets
901/02 engine
Car entry, chassis number Car number/ result
Dayt Sebring Monza Targa Florio Spa Nurb Le Man Mugelo CdE Hock Montagna Nurb Zeltweg
Team 24h 12h 1000km 1000km 1000km 24h Hill climb 500km 500km
"J. Franc"/ Jean Kerguen #35, 14th (3rd)
Walter Ringgenberg, Group 6 #192, in entry list
André Wicky, group 6 #193, 45th
Statistics
Works Starts/finishes 2/2 1/1 1/1
Driver Team entries and car number
André Wicky
Guido Haberthur 193

Results in WRC

Races

Season
Entry Rally event
Driver
Codriver
Team M.C SVE
Entry list
S.R KEN A GRE RAC
entry list
Manfred Gudladt
Ferdinand Bökmann
dnf
Hans Laine
Atso Aho
dnf
Stohr
Low
dnf
Franco Berruto
Niclet
dnf
Huisman
Michieslsen
dnf
Burlet
Florent
dnf
Bonacina
Bottanelli
dnf
Statistics
Others starts/finishes 7/0 7/0

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911S
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Weber 40 IDS carburetors

Drawings

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Engine

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Weber 40 IDS 3C
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Weber 40 IDA 3C

Chassis

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Electrics

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Type B 1969 models
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