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| Technical Specs of This Model |
| 1. |
2.5-Litre Mk I 1946
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| General Information |
| Make |
Lagonda |
| Model |
2.5-Litre Mk I |
| Production Year |
1946 |
| 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 |
4/5S DHC |
| Number of Doors |
2 |
| Wheelbase |
2883 mm (113,5 in) |
| Front Track |
1432 mm (56,4 in) |
| Rear Track |
1442 mm (56,8 in) |
| Length |
4775 mm (188 in) |
| Width |
1727 mm (68 in) |
| Height |
1626 mm (64 in) |
| Ground Clearance |
178 mm (7 in) |
| Length / Wheelbase Ratio |
1,66 |
| Weight |
1471 kg (3240,1 lb) |
| Weight Distribution (front/rear) |
%48,5 / %51,5 |
| Fuel Capacity |
86,4 litre (19 Imp gal , 22,8 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 |
Aston Martin |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
DOHC |
| Number of Cylinders and Placement |
S-6 |
| Valves per Cylinder |
2 (Total of 12 Pieces) |
| Engine Displacement |
2580 cc (157,44 cu in) |
| Bore |
78 mm (3,07 in) |
| Stroke |
90 mm (3,54 in) |
| Bore / Stroke Ratio |
0,87 |
| Unitary Capacity |
430 cc/cylinder (26,24 cu in/cylinder) |
| Number of Main Bearings |
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| Compression Ratio |
6,5 : 1 |
| Fuel System Type |
2 SU carbs |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
105 HP (78,3 kW) |
| Maximum Engine Power rpm |
5000 d/d |
| Maximum Engine Torque |
180 N.m (132,8 lb.ft , 18,4 kg.m) |
| Maximum Engine Torque rpm |
3000 d/d |
| Engine Torque at Max. Engine Power rpm |
149,5 N.m (5000 d/d) |
| Power / Weight Ratio |
71,4 HP/ton (53,2 W/kg) |
| Power / Engine Displacement Ratio |
40,7 HP/litre (30,3 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
12,7 s |
| 0 - 60 mph |
18,8 s |
| 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 |
135 km/h (83,9 mph) |
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| Gearbox and Transmission |
| Transmission Type |
4M |
| Top Gear Ratio |
1 : 1 |
| Final Drive Ratio |
4,6 : 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 |
11,6 m (38,1 ft) |
| Suspension (front) |
I.CS. |
| Suspension (rear) |
dD.TB. |
| 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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