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1973 Kawasaki F9 350

The 1973 1973 Kawasaki F9 350 packs a 346cc 2-stroke single engine with 36hp into a dual-sport package from Kawasaki.

Specifications

Engine

Type
2-stroke single
Displacement
346 cc
Cylinders
1
Power
36 hp @ 6500 rpm
Torque
35.0 Nm
Compression
Bore × Stroke
67.0 × 98.0 mm
Cooling
Air-cooled
Fuel System
Mikuni carburetor

Chassis & Transmission

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

Performance

Top Speed
145 km/h (90 mph)
¼ Mile

Dimensions & Weight

Dry Weight
140 kg (309 lbs)
Wet Weight
152 kg (335 lbs)
Seat Height
850 mm
Wheelbase
1380 mm
Ground Clearance
Fuel Capacity
11.0 L

History & Story

Kawasaki's 1973 Kawasaki F9 350 arrived in 1973 as a dual-sport designed for the discerning rider. Produced in Japan, it quickly earned recognition as a capable dual-sport from the 1970s.

The 1973 Kawasaki F9 350 is motivated by a 346cc 2-stroke single single-cylinder unit delivering 36hp at 6500 rpm. Breathing through Mikuni carburetor and kept cool by air-cooled, the engine drives through a 5-speed transmission with chain final drive.

Built around a steel semi-double cradle frame, the 1973 Kawasaki F9 350 suspends its 140 kg (309 lbs) on telescopic fork forks and twin shock rear units. Braking relies on drum at the front and drum at the rear, with a 1380 mm wheelbase providing stability.

Performance-wise, the 1973 Kawasaki F9 350 achieves a claimed top speed of 145 km/h (90 mph). With a fuel capacity of 11.0 liters, it offers reasonable range for dual-sport duties. The seat height of 850 mm makes it tall 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 1973 Kawasaki F9 350 produced a distinctive exhaust note and required premix or oil injection
  • The 1973 Kawasaki F9 350 was produced in Kawasaki's Japan facilities
  • The 1973 Kawasaki F9 350 featured a steel semi-double cradle frame typical of 1970s design philosophy

Collector Information

Parts Availability
Difficult
Collector Rating
3/10

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