The following information was copied from the S2 shop manual. Use the following shortcuts to quickly get to the section you need.
DIMENSIONS
Wheelbase 231.1cm - 91in
Track
Front 134.6cm - 53in
Rear 134.6cm - 53in
Overall
Length 399.4cm - 157.25in
Width 163.8cm - 64.5in
Height 107.9cm - 42.5in
Ground Clearance (design) 16.5cm - 6.5in
Turning Circle 13.4m - 44ft
Kerb weight (unladen) - Series I 612kg - 1350lbs
- Series II 710kg - 1566lbs
CAPACITIES
Engine sump (including filter) 4lt/7.5 pts; 9 U.S. pts Transmission 1.75lt/3 pts; 3.6 U.S. pts Coolant (with heater) 10.3lt/18 pts; 21.6 U.S. pts Fuel 27lt/6 gal; 7.2 U.S. gal
ENGINE
General
Cylinders 4
Capacity - non exhaust emission 1470cc - 89.7 cu.in.
- exhaust emission 1565cc - 95.5 cu.in.
Stroke - non exhaust emission 81mm - 3.189 cu.in.
- exhaust emission 84mm - 3.307 cu.in.
Bore - non exhaust emission 76mm - 2.992 cu.in.
- exhaust emission 77mm - 3.032 cu.in.
Compression Ratio (all) 10.25:1
Performance
Max. BHP - non exhaust emission 82 @ 6,000 rpm
- exhaust emission 80 @ 6,000 rpm
Max. torque (all) 79 lbs. ft. - 10.92 kg.m. @ 4,000 rpm
Road speed per 1000 rpm in top gear 17.7 mph - 28.5 kph
Cylinder Head
Material Aluminum
Valve timing
Inlet opens 35 degrees B.T.D.C.
Inlet closes 65 degrees A.B.D.C.
Exhaust opens 65 degrees B.B.D.C.
Exhaust closes 35 degrees A.T.D.C.
Angle of valve seats & faces 45 degrees
Head diameter inlet 37.5mm - 1.476in
exhaust 31.0mm - 1.220in
Stem diameter inlet 8mm - .315in
exhaust 8mm - .315in
Stem clearance in guide
inlet .025/.045mm - .0010/.0018in
exhaust .040/.060mm - .0016/.0024in
Clearance (cold)
inlet .20mm - .008in
exhaust .25mm - .010in
Valve springs:
Type Helical, Double
Free length
inner 37.89mm - 1.492in
outer 49.00mm - 1.929in
Valve guides
Camshaft
Journal diameter 42mm - 1.653in
End float .05/.012mm - .002/.0047in
Bearings
Number 4
Type white metal
Drive
Type Chain
Number of pitches 72
Length of pitch 9.525mm - .375in
Width of pitch 5.72mm - .225in
Bearing running clearance .025/.075mm - .001/.0029in
Tappets
Standard 12mm - .473in
Oversize 12.2mm - .480in
Crankshaft
Diameter
Main journals 54.8mm - 2.158in
Crankpin 48mm - 1.890in
End float
Dimension .05/.23mm - .002/.009in
Controlled by Thrust washers on centre main bearing
Bearings
Number 5
Type Aluminum lead, thin wall
Running clearance .038/.079mm - .0015/.0031in
Max. undersize for re-grind .50mm - .02in
Connecting Rod
Type 'H' section=
Material Steel forging
Distance between centres 13.62cm - 5.363in
Bearings
Type Aluminum lead, thin wall
Running clearance 17/58mm - .0007/.0228in
Side clearance .310/.572mm - .012/.022in
Gudgeon (piston) pin
Type Force fit in connecting rod
Diameter 20mm - .787in
Class of fit
In piston .003/.009mm - .0001/.0003in
In rod .020/.041mm - .0007/.0015in
Piston
Type Solid skirt
Material Aluminum
Rings
Compression 2
Oil control 1
Piston clearance in cylinder liner Matched piston & liner sets
Piston ring Gap (fitted)
Compression .25/.40mm - .009/.015in
Oil control .25/.40mm - .009/.015in
Piston ring to groove clearance
Compression .05/.075mm - .0019/.0029in
Oil control .015/.06mm - .0005/.0023in
Piston ring width
Compression 2mm - .078in
Oil control 4mm - .157in
Lubrication System
Pump
Type Eccentric rotor
Drive Skewgear from camshaft
Inner and outer rotor clearance See shop manual section 'E' (Engine)
Normal pressure (hot) 2.1kg.cm.sq - 30psi
Filter Full flow (throw away cannister)
Fuel System
Air cleaner type Paper element, dry
Choke control Manual
Pump Operation Mechanical
Carburetter - non emissions
Type Solex 35 DIDSA 2 (twin choke)
Slow running speed 900/1000rpm
Primary Secondary
Choke 26 26
Main jet 145 140
Air correction jet 135 150
Accelerator pump jet 40 N/A
Power jet N/A 80/270
Inner venturi 28 32
Carburetter - emissions
Type Solex 26 - 32 DIDSA 5 (twin choke)
Slow running speed 1000rpm +- 50rpm
Primary Secondary
Choke 23.5 27
Main jet 120 142.5
Air correction jet 125 125
Slow running jet 60 95
Ignition System
Type Coil and distributor
Firing order 1,3,4,2
No. 1 cylinder Nearest to clutch
Ignition advance control Centrifugal
Ignition timing (static)
Non emission 4 deg B.T.D.C.
Emission T.D.C.
Coil Ducellier 2765A
Spark plugs
Type Marchal 34 HS
Gap .584mm - .023in
Champion N4 or N7Y, Autolite AG22 may be used.
Distributor
Type Ducellier 4 cylinder
Direction of rotation Clockwise
Drive Skew gear from camshaft
Contact breaker gap .40/.50mm - .016/.019in
Firing angles 0, 90, 180, 270 deg +-1 deg
Cam dwell angle 61 deg +- 3 deg
Centrifugal advance (non emission)
Distributor rpm Distributor deg B.T.D.C.
Below 550 No advance
920 7.8
1000 8.0
2000 13.0
3000 18.0
Centrifugal advance (emission)
Distributor rpm Distributor deg B.T.D.C.
Below 550 No advance
800 2.5
1000 10.5
1250 11.5
1500 13.0
1750 14.5
2000 15.5
2250 16.5
2400 17.0 (Max. advance)
Vacuum advance (non emission)
Distributor deg B.T.D.C. Vacuum Hg. inches
1.5 3.937
4.6 7.874
6.5 11.811
7.0 15.748
Vacuum advance (emission)
Distributor deg B.T.D.C. Vacuum Hg. ml
1.3 100
3.3 150
4.5 200
5.6 250
6.5 300
7.0 350 (max. advance)
Cooling System
Type Centrifugal pump and fan Radiator cap relief valve pressure .49 kg.cm.sq. - 7psi Thermostat nominal opening temp. 68 deg C. Water pump belt tension at longest run 2.3812/3.9687mm - .09375/.15625in Alternator belt tension at longest run 7.1437/9.525mm - .21825/.375in
Clutch
Type Diaphragm spring Make Ferado 200D Operation Cable Driven plate diameter 20cm - 7.875in Free movement of withdrawal lever 2/3mm - .078/.125in
Transmission
Type 4 forward speeds (all syncro) and reverse
Bearings
Mainshaft Taper rollers
Secondary gear cluster Taper rollers
Bearings adjustment See section F of manual
Gear ratios:
4th 1.03:1
3rd 1.48:1
2nd 2.25:1
1st 3.61:1
Reverse 3.08:1
Final drive:
Type Hypoid gear
Bearings Taper rollers
Diff./crown wheel Taper rollers
Bearings adjustment
Pinion bearing pre-load See section F of manual
Crown wheel/pinion .127/.254mm - .005/.010in
Number of teeth
Pinion 9
Crown wheel 32
Speedometer gears Driving gear Driven gear
46 F 6049, 6 teeth 46 F 6108, 12 teeth
Pink Blue
Speedometer gears
Driving gear
4th 3.666:1
3rd 5.268:1
2nd 8.010:1
1st 12.851:1
Reverse 10.964:1
Steering
Type Rack and pinion
Steering angles
Camber 0 deg to +- 30 min
Castor 3 deg +- 30 min
Swivel pin inclination 9 deg +- 30 min
Toe in 4.76mm to 1.6mm - 3/16 to 1/16in
Condition for checking toe in 16.5cm - 6.5in of ground clearance at
bottom of chassis closing plate
Front Suspension
Type Independant
Spring
No. of coils 17
Wire diameter 8.83mm - .348in
Length
Free 32.38cm - 12.75in
Fitted 19.68cm - 7.75in
Rate 1.15kg.m. - 100lb/in
Front hub end float .05/.10mm - .002/.004in
Rear Suspension
Type Independant
Spring
No. of coils 19.5
Wire diameter 8.35mm - .329in
Length
Free 41.15cm - 16.2in
Fitted 26.42cm - 10.4in
Rate .83kg.m. - 72lb/in
Toe in 4.76 - 3/16 to zero
Brakes
Make and type Girling hydralic (servo optional)
Front brakes
Disc diameter 24.76cm - 9.75in
Pads material Ferodo DS.31
Total disc run out .10mm - .004in
Rear brakes
Drum diameter & width 20.3cm x 3.8cm - 8 x 1.50in
Lining material Don.242
Handbrake type Mechanical on rear only
Wheels and Tyres
Wheel type Pressed steel - bolt on Wheel size 4.5J Tyres Firestone F.100 tubeless or
Dunlop SP Sport with tubes Tyre size 155 x 13 Pressure Speeds below 160kph - 100mph Sustained speeds above 160kph - 100mph Front 1.27kg.cm.sq. - 18psi 1.69kg.cm.sq. - 24psi Rear 1.97kg.cm.sq. - 28psi 2.39kg.cm.sq. - 34psi
Electrical Equipment
Battery
Type Exide 6 VTA 29L
Capacity 39 amp hr.
Voltage and polarity 12 volt negative ground
Fuses
Quantity 2; 35 amp
Alternator
Type Sev - Motorola A.1230
Max. output 30 amp @ 3000rpm
Control box type Sev - Motorola E.144
Field coil resistance 5.2 ohms +-.2 ohms @ 25C
Starter
Type Paris - Rhone D.8 E 49
Drive Pre-engaged
Lock torque 1.1kg.m. - 8 lbs.ft. @ 355 amps
Lamp bulbs (all 12 volt)
Headlamp
RHD, LHD 410 (45/40W) with 989 (6W) pilot
France 410 (45/40W) with 989 (6W) pilot
N. America Sealed beam unit
Front and rear indicators 382 (21W)
Indicator repeater 501 (5W capless)
Stop and tail lamps 380 (21/6W)
Rear number plate lamp 254 (6W festoon)
Reverse lamp
Up to 46/0541 382 (21W)
From to 46/0542 273 (21W festoon)
Interior lamp 254 (6W festoon)
Panel (instrument) lamps 987 (2.4W festoon)
Warning lamps 987 (2.4W festoon)
Bolt Torques
Engine
Cylinder head (tighten cold) pattern 54-60lb./ft. - 7.46-8.29kg.m.
Rocker arm pillar 15-20lb./ft. - 2.07-2.76kg.m.
Crankshaft
Main bearing caps 45lb./ft. - 6.22kg.m.
Cone 30lb./ft. - 4.14kg.m.
Sprocket 45lb./ft. - 5.53kg.m.
Flywheel 40lb./ft. - 5.53kg.m.
Oil pump
To cylinder block 9-12lb./ft. - 1.25-1.65kg.m.
Strainer flange 16-20lb./ft. - 2.25-2.75kg.m.
Manifold to cylinder head 12-15lb./ft. - 1.65-2.07kg.m.
Clutch
Clutch assembly to flywheel 25lb./ft. - 3.45kg.m.
Transmission
Gearbox casing (halves)
7mm bolts 15lb./ft. - 2.07kg.m.
8mm bolts 20lb./ft. - 2.75kg.m.
Differential case to crown wheel
10mm bolts 45lb./ft. - 6.22kg.m.
11mm bolts 65-80lb./ft. - 8.98-11.06kg.m.
Differential bearing adjusting nuts 15lb./ft. - 2.07kg.m.
Pinion bearing nut 85lb./ft. - 11.75kg.m.
Speedometer drive worm 75-85lb./ft. - 10.36-11.75kg.m.
Reverse selector pivot 20lb./ft. - 2.75kg.m.
Side cover plates 15lb./ft. - 2.07kg.m.
Front Suspension & Steering
Stub axle retaining nut 65-75lb./ft. - 8.98-10.36kg.m.
Ball joint
To vertical link 38-42lb./ft. - 5.25-5.80kg.m.
To upper wishbone 12-15lb./ft. - 1.65-2.07kg.m.
Lower wishbone
To trunion * 35lb./ft. - 4.83kg.m.
To damper * 50-60lb./ft. - 6.91-8.29kg.m.
Inner wishbone retaining nut * 50-60lb./ft. - 6.91-8.29kg.m.
Caliper mounting plate to hub 22-27lb./ft. - 3.04-3.73kg.m.
Steering arm to vertical link 22-27lb./ft. - 3.04-3.73kg.m.
Steering tie rod ball joint 26-28lb./ft. - 3.59-3.87kg.m.
Steering tie rod adapter 50lb./ft. - 6.91kg.m.
Steering column impact clamp 26-32lb./ft. - 3.59-4.42kg.m.
* Tighten with suspension in static ride condition
Rear Suspension
Lower link pivot bracket 18-23lb./ft. - 2.48-3.18kg.m.
Hubs
Rear hub retaining nut ** 150lb./ft. - 20.7kg.m.
Brake disc to hub 22-27lb./ft. - 3.04-3.73kg.m.
Front hub spindle nut *** 5-6lb./ft. - .69-.83kg.m.
** Assemble with Loctite "AV". A rotational free play NOT EXCEEDING
.127mm (.005in) between the hub and shaft measured at the wheel stud
MUST be used for LEFT HAND hubs.
*** Tighten nut to this torque loading while rotating the hub to ensure
bedding of taper rollers. Slacken nut 'one flat', then insert split pin.
Brake Hydralic System Connections
3/8" UNF female (bundy & hose connection) 8-10lb./ft. - 1.10-1.38kg.m.
3/8" UNF male (bundy to master cylinder 5-7lb./ft. - .69-.96kg.m.
7/16" UNF male 7-10.5lb./ft. - .96-1.45kg.m.
3/8" bore servo bundy (5/8" male) 14-21lb./ft. - 1.93-2.90kg.m.
Stop light switch 12-15lb./ft. - 1.65-2.07kg.m.
7/16" UNF female(bundy to reservoir) 12-14lb./ft. - 1.65-1.93kg.m.
General Nuts and Bolts
1/4" UNF and UNC 5-7lb./ft. - .69-.96kg.m.
5/16" UNF and UNC 12-15lb./ft. - 1.65-2.07kg.m.
3/8" UNC 17-22lb./ft. - 2.35-3.04kg.m.
3/8" UNF 22-27lb./ft. - 3.04-3.73kg.m.
7/16" UNC 30-35lb./ft. - 4.14-4.85kg.m.
7/16" UNF 40-45lb./ft. - 5.53-6.22kg.m.
1/2" UNC 45-50lb./ft. - 6.22-6.91kg.m.
1/2" UNF 50-60lb./ft. - 6.91-8.29kg.m.
9/16" UNC 60-70lb./ft. - 8.29-9.68kg.m.
9/16" UNF 65-75lb./ft. - 8.98-10.36kg.m.
5/8" UNC 75-85lb./ft. - 10.36-11.75kg.m.
5/8" UNF 110-110lb./ft. - 13.82-15.20kg.m.
Last update: 15 Mar. 2004