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1975 Honda CB400F Super Sport

Born in 1975, the 1975 Honda CB400F Super Sport is a 408cc four-cylinder standard motorcycle producing 37hp from Honda.

Specifications

Engine

Type
SOHC inline-4
Displacement
408 cc
Cylinders
4
Power
37 hp @ 8500 rpm
Torque
32.0 Nm
Compression
Bore × Stroke
51.0 × 50.0 mm
Cooling
Air-cooled
Fuel System
4x Keihin carburetors

Chassis & Transmission

Frame
Steel double cradle
Front Suspension
Telescopic fork
Rear Suspension
Twin shock
Front Brake
Single disc
Rear Brake
Drum
Front Tyre
Rear Tyre
Transmission
6-speed
Final Drive
Chain

Performance

Top Speed
165 km/h (103 mph)
¼ Mile

Dimensions & Weight

Dry Weight
174 kg (384 lbs)
Wet Weight
189 kg (417 lbs)
Seat Height
790 mm
Wheelbase
1375 mm
Ground Clearance
Fuel Capacity
13.0 L

History & Story

In 1975, Honda launched the 1975 Honda CB400F Super Sport — a standard motorcycle that would come to define an era of motorcycling. Hailing from Japan, it combined Japan engineering with standard motorcycle appeal.

Powering the 1975 Honda CB400F Super Sport is a 408cc SOHC inline-4 producing 37hp. This four-cylinder engine uses air-cooled cooling and draws fuel through 4x Keihin carburetors. A 6-speed gearbox sends power via chain final drive to the rear wheel.

The chassis employs a steel double cradle frame with telescopic fork up front and twin shock at the rear. Stopping power comes from single disc front and drum rear brakes. Tipping the scales at 174 kg (384 lbs) dry, the 1975 Honda CB400F Super Sport offers a manageable riding experience with a 1375 mm wheelbase.

Performance-wise, the 1975 Honda CB400F Super Sport achieves a claimed top speed of 165 km/h (103 mph). With a fuel capacity of 13.0 liters, it offers reasonable range for standard motorcycle duties. The seat height of 790 mm makes it comfortable for most riders.

Today, the 1975 Honda CB400F Super Sport is considered a desirable collector motorcycle that has appreciated significantly in value over the decades. Parts availability is rated as good, making ownership relatively straightforward. It remains an icon of Honda motorcycling from 1970s.

Known Issues

  • Carb synchronization needed regularly
  • Charging system can be weak on early models

Fun Facts

  • The 1975 Honda CB400F Super Sport is considered one of the most collectible motorcycles from Honda
  • The 1975 Honda CB400F Super Sport is widely regarded as a milestone in motorcycle history

Collector Information

Parts Availability
Good
Collector Rating
8/10

Resources & Parts