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| Technical Specs of This Model |
| 1. |
1250 GT 1957
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| General Information |
| Make |
Siata |
| Model |
1250 GT |
| Production Year |
1957 |
| 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 |
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| Wheelbase |
2343 mm (92,2 in) |
| Front Track |
1232 mm (48,5 in) |
| Rear Track |
1207 mm (47,5 in) |
| Length |
4007 mm (157,8 in) |
| Width |
1511 mm (59,5 in) |
| Height |
1334 mm (52,5 in) |
| Ground Clearance |
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| Length / Wheelbase Ratio |
1,71 |
| Weight |
830 kg (1828,2 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
39,8 litre (8,8 Imp gal , 10,5 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 |
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| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
OHV |
| Number of Cylinders and Placement |
S-4 |
| Valves per Cylinder |
2 (Total of 8 Pieces) |
| Engine Displacement |
1247 cc (76,1 cu in) |
| Bore |
70 mm (2,76 in) |
| Stroke |
81 mm (3,19 in) |
| Bore / Stroke Ratio |
0,86 |
| Unitary Capacity |
311,75 cc/cylinder (19,02 cu in/cylinder) |
| Number of Main Bearings |
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| Compression Ratio |
8 : 1 |
| Fuel System Type |
1 We carb |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
66 HP (49,2 kW) |
| Maximum Engine Power rpm |
5500 d/d |
| Maximum Engine Torque |
88 N.m (64,9 lb.ft , 9 kg.m) |
| Maximum Engine Torque rpm |
4000 d/d |
| Engine Torque at Max. Engine Power rpm |
85,5 N.m (5500 d/d) |
| Power / Weight Ratio |
79,5 HP/ton (59,3 W/kg) |
| Power / Engine Displacement Ratio |
52,9 HP/litre (39,5 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
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| 0 - 60 mph |
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| 0 - 100 km/h |
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| 0 - 160 km/h |
-1 s |
| 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 |
151 km/h (93,8 mph) |
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| Gearbox and Transmission |
| Transmission Type |
4M |
| Top Gear Ratio |
1 : 1 |
| Final Drive Ratio |
4,1 : 1 |
| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
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| Steering Turns (lock to lock) |
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| Turning Circle Diameter |
10,5 m (34,5 ft) |
| Suspension (front) |
I.CS. |
| Suspension (rear) |
LA.SE. |
| Brakes (front/rear) |
Dr/Dr |
| 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) |
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| Tyres (rear) |
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