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| Technical Specs of This Model |
| 1. |
SM 4.1 Coupe 1985
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| General Information |
| Make |
Sta Matilde |
| Model |
SM 4.1 Coupe |
| Production Year |
1985 |
| Country |
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| Designer |
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| Production Number |
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| Model Code |
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| Model Family |
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| Chassis and Dimensions |
| Chassis Type |
2+2 FHC |
| Number of Doors |
2 |
| Wheelbase |
2420 mm (95,3 in) |
| Front Track |
1410 mm (55,5 in) |
| Rear Track |
1410 mm (55,5 in) |
| Length |
4180 mm (164,6 in) |
| Width |
1690 mm (66,5 in) |
| Height |
1280 mm (50,4 in) |
| Ground Clearance |
220 mm (8,7 in) |
| Length / Wheelbase Ratio |
1,73 |
| Weight |
1200 kg (2643,2 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
65 litre (14,3 Imp gal , 17,2 US gal) |
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| Aerodynamics |
| Drag Coefficient |
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| Frontal Area |
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| Cx |
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| Engine Specifications |
| Engine Manufacturer |
GM |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
OHV |
| Number of Cylinders and Placement |
S-6 |
| Valves per Cylinder |
2 (Total of 12 Pieces) |
| Engine Displacement |
4093 cc (249,77 cu in) |
| Bore |
98,3 mm (3,87 in) |
| Stroke |
89,7 mm (3,53 in) |
| Bore / Stroke Ratio |
1,1 |
| Unitary Capacity |
682,17 cc/cylinder (41,63 cu in/cylinder) |
| Number of Main Bearings |
7 |
| Compression Ratio |
7,8 : 1 |
| Fuel System Type |
1 carb |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
168 HP (125,3 kW) |
| Maximum Engine Power rpm |
4800 d/d |
| Maximum Engine Torque |
319 N.m (235,4 lb.ft , 32,5 kg.m) |
| Maximum Engine Torque rpm |
2600 d/d |
| Engine Torque at Max. Engine Power rpm |
249,2 N.m (4800 d/d) |
| Power / Weight Ratio |
140 HP/ton (104,4 W/kg) |
| Power / Engine Displacement Ratio |
41 HP/litre (30,6 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
10 s |
| 0 - 60 mph |
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| 0 - 100 km/h |
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| 0 - 160 km/h |
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| 80 - 120 km/h (in top gear) |
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| 0 - 400 m Acceleration |
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| 0 - 1000 m Acceleration |
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| Top Speed |
200 km/h (124,3 mph) |
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| Gearbox and Transmission |
| Transmission Type |
4M |
| Top Gear Ratio |
1 : 1 |
| Final Drive Ratio |
3,81 : 1 |
| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
worm & roller PAS |
| Steering Turns (lock to lock) |
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| Turning Circle Diameter |
10,5 m (34,5 ft) |
| Suspension (front) |
I.W.LongTB.CS.ARB. |
| Suspension (rear) |
LA.TL. |
| Brakes (front/rear) |
Di/Di-S |
| Brake Disc Diameter (front) |
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| Brake Disc Diameter (rear) |
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| Wheels (front) |
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| Wheels (rear) |
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| Tyres (front) |
215/60 HR 15 |
| Tyres (rear) |
215/60 HR 15 |
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