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| Technical Specs of This Model |
| 1. |
Countach Prototype 1971
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| General Information |
| Make |
Lamborghini |
| Model |
Countach Prototype |
| Production Year |
1971 |
| Country |
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| Designer |
Bertone |
| Production Number |
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| Model Code |
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| Model Family |
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| Chassis and Dimensions |
| Chassis Type |
2S FHC |
| Number of Doors |
2 |
| Wheelbase |
2464 mm (97 in) |
| Front Track |
1500 mm (59,1 in) |
| Rear Track |
1520 mm (59,8 in) |
| Length |
4100 mm (161,4 in) |
| Width |
1850 mm (72,8 in) |
| Height |
1040 mm (40,9 in) |
| Ground Clearance |
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| Length / Wheelbase Ratio |
1,66 |
| Weight |
1130 kg (2489 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
139,8 litre (30,8 Imp gal , 36,9 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 |
Lamborghini |
| Engine Location |
Middle |
| Engine Alignment |
Longitudinal |
| Engine Construction |
light alloy block & head |
| Coolant Type |
Water |
| Engine Type |
DOHC |
| Number of Cylinders and Placement |
V-12 |
| Valves per Cylinder |
2 (Total of 24 Pieces) |
| Engine Displacement |
4971 cc (303,35 cu in) |
| Bore |
85 mm (3,35 in) |
| Stroke |
73 mm (2,87 in) |
| Bore / Stroke Ratio |
1,16 |
| Unitary Capacity |
414,25 cc/cylinder (25,28 cu in/cylinder) |
| Number of Main Bearings |
7 |
| Compression Ratio |
10,5 : 1 |
| Fuel System Type |
6 We carbs |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
440 HP (328,1 kW) |
| Maximum Engine Power rpm |
7400 d/d |
| Maximum Engine Torque |
448 N.m (330,6 lb.ft , 45,7 kg.m) |
| Maximum Engine Torque rpm |
5750 d/d |
| Engine Torque at Max. Engine Power rpm |
423,4 N.m (7400 d/d) |
| Power / Weight Ratio |
389,4 HP/ton (290,4 W/kg) |
| Power / Engine Displacement Ratio |
88,5 HP/litre (66 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 |
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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 |
306 km/h (190,2 mph) |
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| Gearbox and Transmission |
| Transmission Type |
5M |
| Top Gear Ratio |
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| Final Drive Ratio |
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| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
rack & pinion |
| Steering Turns (lock to lock) |
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| Turning Circle Diameter |
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| Suspension (front) |
I.CS. |
| Suspension (rear) |
I.CS. |
| Brakes (front/rear) |
VeDi/VeDi-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) |
205/70 VR 14 |
| Tyres (rear) |
215/70 VR 14 |
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