Car Specs

1979 Mercedes-Benz 300 CD

Information

Mercedes-Benz

Quick Facts

Chassis Code: C 123

Build Start: 1979

Available in other variants

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Specifications

General

Build Start: 1979
Model Variant: C 123
Chassis Code: C 123

Dimensions

Track/tread (front): 1488mm
Length: 4763mm
Height: 1395mm
Kerb weight: 1550kg
Wheelbase: 2710mm
Track/tread (rear): 1446mm
Width: 1786mm
Fuel Tank Capacity: 80litres

Body Details

Body Type: 4/5 seater fixed-head coupé

Engine Details

Engine Layout: longitudinal
Gearbox: 4 speed automatic
Engine Type: naturally aspirated diesel
Final Drive Ratio: 3.46
Engine Code: OM 617 D 30 / 617.912
Capacity: 3 litre (2998cc)
Bore/stroke ratio: 0.98
Specific output: 20.6 kW/litre28.1 ps/litre, 27.7 0.45bhp/litre
Sump: wet sumped
Crankshaft Bearings: 6
Catalytic converter: N
Engine Position: front
Top Gear Ratio: 1
Engine Manufacturer: Mercedes-Benz
Cylinders: Straight 5
Bore × Stroke: 90.9 × 92.4mm
Specific torque: 54.37Nm/litre
Compression Ratio: 21.5:1
Engine Coolant: Water
Aspiration: Normal D.

Performance

Maximum Power Output: 84 @ 4200 rpm
Maximum Speed: 150km/h
Weight-to-power ratio: 25.04kg/kW
Drive Wheels: rear wheel drive
Maximum Torque: 163 Nmlb/ft
Acceleration 0-100km/h: 19.2s
Power-to-weight ratio: 54.29 PS/tonne (1000 kg)

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Fuel Consump.

Fuel system: Bosch mechanical diesel pump

Chassis & Geomtry

Turns Lock-to-Lock: 3.200
Rear suspension: I.STA.CS.ARB.
Front Suspension: I.DW.CS.ARB.
Length:Wheelbase Ratio: 1.76

Brakes

Front Brake Diameter: 278mm
Brakes F/R: Di/Di-S
Rear brake diameter: 279mm
bmep (brake mean effective pressure): 683.2kPa

Wheels & Tyres

Wheel Size Rear: 6J x 14 H 2
Tyres Rear: 195/70 HR 14 89H
Wheel Size Front: 6J x 14 H 2
Tyres Front: 195/70 HR 14 89H

Other

Designer: Friedrich Geiger
RAC rating: 25.6
Unitary Capacity: 599.6cc
Number of doors: 2
Model code: C 123 D 30
Valve Gear: single overhead camshaft (SOHC), 2 valves per cylinder, 10 valves in total

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