1975 Kawasaki KH500

1975 Kawasaki KH500

The 1975 1975 Kawasaki KH500 is a 498cc triple-cylinder standard motorcycle that became one of Kawasaki's most memorable motorcycles of the 1970s.

Specifications

Engine

Type
2-stroke triple
Displacement
498 cc
Cylinders
3
Power
52 hp @ 7000 rpm
Torque
46.0 Nm
Compression
Bore × Stroke
60.0 × 58.8 mm
Cooling
Air-cooled
Fuel System
3x Mikuni 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
5-speed
Final Drive
Chain

Performance

Top Speed
175 km/h (109 mph)
¼ Mile

Dimensions & Weight

Dry Weight
183 kg (403 lbs)
Wet Weight
198 kg (437 lbs)
Seat Height
800 mm
Wheelbase
1395 mm
Ground Clearance
Fuel Capacity
15.0 L

History & Story

In 1975, Kawasaki launched the 1975 Kawasaki KH500 — a standard motorcycle that would come to define an era of motorcycling. Hailing from Japan, it combined Japan engineering with standard motorcycle appeal.

The 1975 Kawasaki KH500 is motivated by a 498cc 2-stroke triple triple-cylinder unit delivering 52hp at 7000 rpm. Breathing through 3x Mikuni carburetors and kept cool by air-cooled, the engine drives through a 5-speed transmission with chain final drive.

Built around a steel double cradle frame, the 1975 Kawasaki KH500 suspends its 183 kg (403 lbs) on telescopic fork forks and twin shock rear units. Braking relies on single disc at the front and drum at the rear, with a 1395 mm wheelbase providing stability.

Performance-wise, the 1975 Kawasaki KH500 achieves a claimed top speed of 175 km/h (109 mph). With a fuel capacity of 15.0 liters, it offers reasonable range for standard motorcycle duties. The seat height of 800 mm makes it comfortable for most riders.

Known Issues

  • Cam chain issues on high-mileage engines
  • Oil leaks from gaskets and seals
  • Crank seal failure
  • Two-stroke oil pump reliability

Fun Facts

  • As a two-stroke, the 1975 Kawasaki KH500 produced a distinctive exhaust note and required premix or oil injection
  • The 1975 Kawasaki KH500 was produced in Kawasaki's Japan facilities
  • The 1975 Kawasaki KH500 featured a steel double cradle frame typical of 1970s design philosophy

Collector Information

Parts Availability
Moderate
Collector Rating
6/10

Resources & Parts