Mercedes-Benz 450 SLC-5.0 

  • built in Germany
  • 1978
  • 240 HP 5.0L
Encouraged by the success of the 450 SLC in the 1978 South American Rally, Mercedes-Benz updated the base model to suit future racing.
The cars retained the standard 3-speed automatic transmission with a torque converter.1 Racing versions of the 450 SLC-5.0 were eligible as a Group 4 rally car and were stripped out and entered in events like the African Safari Rally, and Ivory Coast Rally.

Data points Key details of the Mercedes-Benz 450 SLC-5.0

Number built

Mercedes-Benz 450 SLC-5.0
1,470 cars
Mustang BOSS 429
859 cars


Mercedes-Benz 450 SLC-5.0
240 HP
Corvette Z06
500 HP

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Mercedes-Benz 450 SLC-5.0
Capable of 240 bhp, the new engine had considerably more power and also reduced the weight of the already heavy 450 coupe.
In total only 1,470 cars had the 5.0 engine compared to 31,739 standard cast iron cars.

Specifications Full list of technical specs


Brand Mercedes-Benz
Type of car Production car
Year 1978
Number built 1,470 cars


Drivetrain RWD
Gearing Traditional
# of gears 3 gears
Axle ratio 3.07:1

suspension, wheels & brakes

Front brakes Disc
Rear brakes Disc

physical dimensions

Curb weight 3,726 lb
Width 70.5 in
Height 52.4 in
Length 187 in
Front track width 57.2 in
Wheelbase 111 in


Chief designer Bruno Sacco

power & handling

Power-to-weight ratio 15.53 lb/hp
Maximum hp 240 HP
Steering system Rack and pinion


Displacement 5,025 cc
Cylinders V8
Air compressor None
Fuels Gas
Compression ratio 8.8:1
Valvetrain Single overhead camshaft (SOHC)
Valves per cylinder 2 valves
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