1955 BMW 503 Convertible Specifications

Specifications: 1955 BMW 503 Convertible

Specifications: 1955 BMW 503 Convertible

General Vehicle Specifications

Manufacturer:

Country of Origin:

Germany

Designer:

Albrecht Goertz

Years of Manufacture:

1955

Date of Introduction:

n/a

Number Built:

139

Price at Introduction:

n/a

Models

n/a

To Identify:

n/a

RAC Rating:

33.4

Body

Body Type:

Drop-head Coupe (Convertible)

No. of Doors:

2

Front Track:

1400 mm, 55.1 in

Rear Track:

1420 mm, 55.9 in

Dimensions and Weight

Total Length:

4750 mm, 187 in

Total Width:

1710 mm, 67.3 in

Height at Kerb Weight:

1440 mm, 56.7 in

Wheelbase:

2835 mm, 111.6 in

Length Wheelbase Ratio:

1.68

Ground Clearance:

n/a

Kerb Weight:

1500 Kg, 3307 Lb

Weight Distribution (Front):

n/a

Engine

Capacity:

3.2 Litre, 3169cc (193.384 cu in)

Type:

8 Cylinder, Overhead Valves, 2 Valves Per Cylinder, 16 Valves in Total

Configuration:

Front, Longitudinal

Sump:

Wet Sump

Fuel System:

2 x 1 x Zenithnith 32 NDIX Carburettors

Head:

n/a

Bore & Stroke:

82.00 mm × 75.00 mm, 3.23 in × 2.95 in

Bore/stroke Ratio:

1.09

Power:

139.9 PS (138 bhp) (102.9 kW) @ 4800 rpm

Specific Output :

43.5 bhp per litre, 0.71 bhp per cubic inch

Torque:

216.0 Nm (159 ft·lb) (22 kgm) @ 3800 rpm

Specific Torque:

68.16 Nm/litre

Bmep:

856.5 kPa (124.2 psi)

Compression Ratio:

7.30:1

Fuel Capacity:

75 Litres, 16.5 UK Gal, 19.8 US Gal

Unitary Capacity:

396.13cc per cylinder

Coolant:

Water

Intercooler:

n/a

Aspiration:

Normal

Compressor Type:

n/a

Ignition and Electrical:

n/a

Exhaust:

n/a

Catalytic Converter:

No

Main Bearings:

5

Transmission / Gear Box

Transmission:

4 Speed Manual Transmission

Manual, 4 speed floor mounted:

n/a

Automatic, 3 speed floor mounted T-Bar:

n/a

Final drive ratio:

3.89

Drive:

Rear Wheel Drive

Performance

0-50 mph (80 km/h):

n/a

0-60 mph (100 km/h):

n/a

0-100 mph (161 km/h):

n/a

Standing ¼ mile:

n/a

Standing Km:

n/a

Top speed:

190 Km/h (118 mph)

Fuel Consumption:

n/a

CO2 Emissions:

n/a

Power-to-weight:

92 bhp/ton

Steering and Brakes

Brake Type:

Drum Front / Rear Drum Brakes

Front:

284 mm

Rear:

284 mm

Park Brake:

n/a

Steering:

n/a

Turns lock-to-lock:

3.500

Top Gear Ratio:

1.00

Turning Circle:

n/a

Suspension, Wheels and Tyres

Front Suspension:

Independent Suspension / Torsion Bar

Rear Suspension:

Live Axle / Torsion Bar

Wheels:

Front:

4½E x 16

Rear:

4½E x 16

Tyres :

Front:

6.00-16

Rear:

6.00-16

Interior

Instruments:

n/a

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