The 1973 Kawasaki F9 350 from Japan was powered by a 346cc 2-stroke single producing 36hp at 6500rpm. Weighing 140.0kg (309 lbs) and with a seat height of 850mm, it was aimed at enduro riders.
The 1975 Kawasaki KH500 by contrast offered 498cc of 2-stroke triple power, delivering 52hp at 7000rpm. Tipping the scales at 183.0kg (403 lbs) with a top speed of 175km/h (109 mph), it offered a distinct riding experience. 1970s bikes from the Japanese superbike revolution are increasingly sought after. Clean, original examples have seen significant value appreciation.
Specifications Comparison
| 1973 Kawasaki F9 350 | 1975 Kawasaki KH500 | |
|---|---|---|
| Displacement | 346 cc | 498 cc |
| Power | 36 hp | 52 hp |
| Torque | 35.0 Nm | 46.0 Nm |
| Cylinders | 1 | 3 |
| Top Speed | 145 km/h | 175 km/h |
| Quarter Mile | — | — |
| Dry Weight | 140.0 kg | 183.0 kg |
| Wet Weight | 152.0 kg | 198.0 kg |
| Seat Height | 850 mm | 800 mm |
| Wheelbase | 1380 mm | 1395 mm |
| Fuel Capacity | 11.0 L | 15.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
Comparing these two Kawasaki machines reveals the brand's evolution. The 1973 Kawasaki F9 350 laid the groundwork with 36hp, while the later 1975 Kawasaki KH500 pushed output to 52hp. From a collector's perspective, the 1975 Kawasaki KH500 holds the edge with a 6/10 rating. Either way, both are worthy additions to any Kawasaki collection. Parts availability is difficult for the 1973 Kawasaki F9 350 and moderate for the 1975 Kawasaki KH500 — an important factor for any restoration project.
About the 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.
Full 1973 Kawasaki F9 350 Profile →About the 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.
Full 1975 Kawasaki KH500 Profile →