Home >> Autocatalog >> Mercedes-Benz >> W123 >> 1977 C123 >> 300 CD (78 Hp) Automatic
Autocatalog NewsBlog Login Register Add data for a new car Car Specs API

1977 Mercedes-Benz C123 300 CD (78 Hp) Automatic

1977 Mercedes-Benz C123 - Photo 1
Mercedes-Benz C123 - Photo 2Mercedes-Benz C123 - Photo 3Mercedes-Benz C123 - Photo 4Mercedes-Benz C123 - Photo 5Mercedes-Benz C123 - Photo 6Mercedes-Benz C123 - Photo 7Mercedes-Benz C123 - Photo 8Mercedes-Benz C123 - Photo 9Mercedes-Benz C123 - Photo 10

Key specs

Mercedes-Benz W123 Coupe 1977, 1978, 1979

What is the body type, Mercedes-Benz C123?Coupe, 2 Doors, 4 Seats
What is the fuel economy, Mercedes-Benz C123 300 CD (78 Hp) Automatic?11.5 l/100 km
20.45 US mpg
24.56 UK mpg
8.7 km/l
How fast is the car, 1977 C123 300 CD (78 Hp) Automatic?143 km/h | 88.86 mph
0-100 km/h: 20.8 sec
0-60 mph: 19.8 sec
How much power, Mercedes-Benz W123 Coupe 1977 300 CD (78 Hp) Automatic?78 Hp, 156 Nm
115.06 lb.-ft.
What is the engine size, Mercedes-Benz W123 Coupe 1977 300 CD (78 Hp) Automatic?3.0 l
3005 cm3
183.38 cu. in.
How many cylinders, 1977 Mercedes-Benz 300 CD (78 Hp) Automatic?5, Inline
What is the drivetrain, Mercedes-Benz C123 Coupe 1977 300 CD (78 Hp) Automatic?Rear wheel drive. Internal Combustion engine. The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
How long is this vehicle, 1977 Mercedes-Benz W123 Coupe?4763 mm
187.52 in.
How wide is the vehicle, 1977 Mercedes-Benz W123 Coupe?1786 mm
70.31 in.
What is the curb weight, 1977 Mercedes-Benz C123 300 CD (78 Hp) Automatic?1550 kg
3417.17 lbs.
What is the gross weight, 1977 Mercedes-Benz C123 300 CD (78 Hp) Automatic?2015 kg
4442.31 lbs.
How many gears, What type is the gearbox, 1977 Mercedes-Benz C123 300 CD (78 Hp) Automatic?4, automatic transmission

Mercedes-Benz C123 300 CD (78 Hp) Automatic 1977, 1978, 1979 Specs

General information
BrandMercedes-Benz
Model W123
Generation C123
Modification (Engine) 300 CD (78 Hp) Automatic
Start of production May, 1977 year
End of production September, 1979 year
Powertrain Architecture Internal Combustion engine
Body typeCoupe
Seats 4
Doors 2
Performance specs
Fuel consumption (economy) - combined 11.5 l/100 km 20.45 US mpg
24.56 UK mpg
8.7 km/l
Fuel Type Diesel
Acceleration 0 - 100 km/h20.8 sec
Acceleration 0 - 62 mph20.8 sec
Acceleration 0 - 60 mph (Calculated by Auto-Data.net) 19.8 sec
Maximum speed 143 km/h 88.86 mph
Weight-to-power ratio 19.9 kg/Hp, 50.3 Hp/tonne
Weight-to-torque ratio 9.9 kg/Nm, 100.6 Nm/tonne
Engine specs
Power 78 Hp @ 4400 rpm.
Power per litre 26 Hp/l
Torque 156 Nm @ 2400 rpm. 115.06 lb.-ft. @ 2400 rpm.
Engine location Front, Longitudinal
Engine Model/Code OM 617 D 30 / 617.912
Engine displacement 3005 cm3 183.38 cu. in.
Number of cylinders 5
Position of cylinders Inline
Cylinder Bore 91 mm 3.58 in.
Piston Stroke 92.4 mm 3.64 in.
Compression ratio 21.5
Number of valves per cylinder 2
Fuel System Multi-point indirect injection
Engine aspiration Naturally aspirated engine
Valvetrain SOHC
Engine oil capacity 7.5 l 7.93 US qt | 6.6 UK qt
Oil viscosity Log in to see.Log in to see.
Engine oil specification
Coolant 11 l 11.62 US qt | 9.68 UK qt
Space, Volume and weights
Kerb Weight 1550 kg 3417.17 lbs.
Max. weight 2015 kg 4442.31 lbs.
Max load 465 kg 1025.15 lbs.
Fuel tank capacity 80 l 21.13 US gal | 17.6 UK gal
Dimensions
Length 4763 mm 187.52 in.
Width 1786 mm 70.31 in.
Height 1395 mm 54.92 in.
Wheelbase 2710 mm 106.69 in.
Front track 1488 mm 58.58 in.
Rear (Back) track 1446 mm 56.93 in.
Drivetrain, brakes and suspension specs
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel Rear wheel drive
Number of Gears (automatic transmission) 4
Front suspension Double wishbone
Rear suspension Trailing arm
Front brakesDisc
Rear brakesDisc
Steering type Cone worm with recirculation balls
Power steering Hydraulic Steering
Tires size Front wheel tires: 195/70 R14
Rear wheel tires: 195/70 R14
Wheel rims sizeFront wheel rims: 6J x 14
Rear wheel rims: 6J x 14