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| Technical Specs of This Model |
| 1. |
Series 70 Roadmaster 1954
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| General Information |
| Make |
Buick |
| Model |
Series 70 Roadmaster |
| Production Year |
1954 |
| Country |
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| Designer |
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| Production Number |
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| Model Code |
72R |
| Model Family |
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| Chassis and Dimensions |
| Chassis Type |
4/5S SAL |
| Number of Doors |
4 |
| Wheelbase |
3226 mm (127 in) |
| Front Track |
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| Rear Track |
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| Length |
5507 mm (216,8 in) |
| Width |
2029 mm (79,9 in) |
| Height |
1588 mm (62,5 in) |
| Ground Clearance |
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| Length / Wheelbase Ratio |
1,71 |
| Weight |
1983 kg (4367,8 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
72 litre (15,8 Imp gal , 19 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 |
V-8 |
| Valves per Cylinder |
2 (Total of 16 Pieces) |
| Engine Displacement |
5276 cc (321,96 cu in) |
| Bore |
101,6 mm (4 in) |
| Stroke |
81,35 mm (3,2 in) |
| Bore / Stroke Ratio |
1,25 |
| Unitary Capacity |
659,5 cc/cylinder (40,25 cu in/cylinder) |
| Number of Main Bearings |
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| Compression Ratio |
8,5 : 1 |
| Fuel System Type |
1 St carb |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
200 HP (149,1 kW) |
| Maximum Engine Power rpm |
4100 d/d |
| Maximum Engine Torque |
410 N.m (302,6 lb.ft , 41,8 kg.m) |
| Maximum Engine Torque rpm |
2400 d/d |
| Engine Torque at Max. Engine Power rpm |
347,4 N.m (4100 d/d) |
| Power / Weight Ratio |
100,9 HP/ton (75,2 W/kg) |
| Power / Engine Displacement Ratio |
37,9 HP/litre (28,3 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 |
161 km/h (100,1 mph) |
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| Gearbox and Transmission |
| Transmission Type |
3A |
| Top Gear Ratio |
1 : 1 |
| Final Drive Ratio |
3,4 : 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 |
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| 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) |
6 x 15 |
| Wheels (rear) |
6 x 15 |
| Tyres (front) |
8.00-15 |
| Tyres (rear) |
8.00-15 |
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