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| General Information |
| Make |
Buick |
| Model |
Roadmaster |
| Production Year |
1954 |
| 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 SAL |
| Number of Doors |
4 |
| Wheelbase |
3086 mm (121,5 in) |
| Front Track |
1524 mm (60 in) |
| Rear Track |
1524 mm (60 in) |
| Length |
5271 mm (207,5 in) |
| Width |
2032 mm (80 in) |
| Height |
1645 mm (64,8 in) |
| Ground Clearance |
178 mm (7 in) |
| Length / Wheelbase Ratio |
1,71 |
| Weight |
1834 kg (4039,6 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
75 litre (16,5 Imp gal , 19,8 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 |
Buick |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
OHV |
| Number of Cylinders and Placement |
V-8 |
| Valves per Cylinder |
2 (Total of 16 Pieces) |
| Engine Displacement |
5230 cc (319,16 cu in) |
| Bore |
101,6 mm (4 in) |
| Stroke |
81,3 mm (3,2 in) |
| Bore / Stroke Ratio |
1,25 |
| Unitary Capacity |
653,75 cc/cylinder (39,89 cu in/cylinder) |
| Number of Main Bearings |
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| Compression Ratio |
8 : 1 |
| Fuel System Type |
2 Ca carbs |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
180 HP (134,2 kW) |
| Maximum Engine Power rpm |
4000 d/d |
| Maximum Engine Torque |
407 N.m (300,4 lb.ft , 41,5 kg.m) |
| Maximum Engine Torque rpm |
2400 d/d |
| Engine Torque at Max. Engine Power rpm |
320,4 N.m (4000 d/d) |
| Power / Weight Ratio |
98,1 HP/ton (73,2 W/kg) |
| Power / Engine Displacement Ratio |
34,4 HP/litre (25,7 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 |
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| Gearbox and Transmission |
| Transmission Type |
3A |
| Top Gear Ratio |
1 : 1 |
| Final Drive Ratio |
3,6 : 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 |
12 m (39,4 ft) |
| Suspension (front) |
I.CS. |
| Suspension (rear) |
LA.CS. |
| 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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