Car Specs

1951 Mercedes-Benz 300 Cabriolet D

Information

Mercedes-Benz

Quick Facts

Production Total: 455

Chassis Code: W 186 II

Build Start: 1951

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Specifications

General

Build Start: 1951
Model Variant: W 186 II
Chassis Code: W 186 II

Dimensions

Width: 1838mm
Fuel Tank Capacity: 65litres
Wheelbase: 3050mm
Track/tread (rear): 1525mm
Length: 4950mm
Height: 1640mm
Kerb weight: 1820kg
Track/tread (front): 1480mm

Body Details

Body Type: 4/5 seater convertible/cabriolet

Engine Details

Top Gear Ratio: 1
Engine Manufacturer: Mercedes-Benz
Cylinders: Straight 6
Bore × Stroke: 85 × 88mm
Specific torque: 65.42Nm/litre
Compression Ratio: 6.4:1
Engine Coolant: Water
Aspiration: Normal
Engine Position: front
Gearbox: 4 speed manual
Engine Type: naturally aspirated petrol
Final Drive Ratio: 4.44
Engine Code: M 186 I / 186.920
Capacity: 3 litre (2996cc)
Bore/stroke ratio: 0.97
Specific output: 28.1 kW/litre38.2 ps/litre, 37.7 0.62bhp/litre
Sump: wet sumped
Crankshaft Bearings: 7
Catalytic converter: N
Engine Layout: longitudinal

Performance

Maximum Torque: 196 Nmlb/ft
Acceleration 0-100km/h: 18s
Power-to-weight ratio: 62.95 PS/tonne (1000 kg)
Drive Wheels: rear wheel drive
Maximum Power Output: 115 @ 4600 rpm
Maximum Speed: 155km/h
Weight-to-power ratio: 21.6kg/kW

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Fuel Consump.

Fuel system: 2 Solex 40 PBJC carburettors

Chassis & Geomtry

Length:Wheelbase Ratio: 1.62
Front Suspension: I.DW.CS.ARB.
Turns Lock-to-Lock: 3.300
Rear suspension: SwAx.CS.

Brakes

Brakes F/R: Dr/Dr
Rear brake diameter: 260mm
bmep (brake mean effective pressure): 822.1kPa
Front Brake Diameter: 260mm

Wheels & Tyres

Wheel Size Front: 15x5K
Tyres Front: 7.00-15
Tyres Rear: 7.00-15
Wheel Size Rear: 15x5K

Other

Production Total: 455
RAC rating: 26.9
Valve Gear: single overhead camshaft (SOHC), 2 valves per cylinder, 12 valves in total
Model code: W 186 II
Unitary Capacity: 499.33cc
Number of doors: 4

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