Car Specs

1951 Mercedes-Benz 300 S Roadster

Information

Mercedes-Benz

Quick Facts

Production Total: 141

Chassis Code: W 188

Build Start: 1951

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Specifications

General

Build Start: 1951
Model Variant: W 188
Chassis Code: W 188

Dimensions

Wheelbase: 2900mm
Track/tread (rear): 1525mm
Width: 1910mm
Track/tread (front): 1480mm
Length: 4730mm
Height: 1510mm
Fuel Tank Capacity: 85litres

Body Details

Body Type: 2+2 seater fixed-head coupé

Engine Details

Sump: wet sumped
Crankshaft Bearings: 7
Catalytic converter: N
Engine Layout: longitudinal
Top Gear Ratio: 1
Engine Type: naturally aspirated petrol
Engine Code: M 188 / 188.920
Capacity: 3 litre (2996cc)
Bore/stroke ratio: 0.97
Specific output: 49.4bhp/litre
Specific torque: 76.77Nm/litre
Compression Ratio: 7.8:1
Engine Coolant: Water
Aspiration: Normal
Engine Position: front
Gearbox: 4 speed manual
Final Drive Ratio: 4.13
Engine Manufacturer: Mercedes-Benz
Cylinders: Straight 6
Bore × Stroke: 85 × 88mm

Performance

Maximum Power Output: 150 @ 5000 rpm
Maximum Torque: 230 Nmlb/ft
Maximum Speed: 175km/h
Acceleration 0-100km/h: 15s
Drive Wheels: rear wheel drive

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Fuel Consump.

Fuel system: 3 So 40 PBJC carbs

Chassis & Geomtry

Turns Lock-to-Lock: 3.750
Front Suspension: I.DW.CS.
Length:Wheelbase Ratio: 1.63
Turning Circle: 12.30 m
Rear suspension: SwAx.CS.

Brakes

Brakes F/R: Dr/Dr
Rear brake diameter: 260mm
bmep (brake mean effective pressure): 964.7kPa
Front Brake Diameter: 260mm

Wheels & Tyres

Wheel Size Front: 15x5K
Tyres Front: 6.70-15
Wheel Size Rear: 15x5K
Tyres Rear: 6.70-15

Other

Unitary Capacity: 499.33cc
Production Total: 141
RAC rating: 26.9
Number of doors: 2
Model code: W 188 I
Valve Gear: single overhead camshaft (SOHC), 2 valves per cylinder, 12 valves in total

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