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The 1972 Kawasaki H2 Mach IV and 1973 Kawasaki F9 350 represent two chapters in Kawasaki's storied history.
The 1972 Kawasaki H2 Mach IV from Japan was powered by a 748cc 2-stroke triple producing 74hp at 6800rpm. Weighing 192.0kg (423 lbs) and with a seat height of 810mm, it was aimed at standard riders.
The 1973 Kawasaki F9 350 by contrast offered 346cc of 2-stroke single power, delivering 36hp at 6500rpm. Tipping the scales at 140.0kg (309 lbs) with a top speed of 145km/h (90 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.
The 1972 Kawasaki H2 Mach IV from Japan was powered by a 748cc 2-stroke triple producing 74hp at 6800rpm. Weighing 192.0kg (423 lbs) and with a seat height of 810mm, it was aimed at standard riders.
The 1973 Kawasaki F9 350 by contrast offered 346cc of 2-stroke single power, delivering 36hp at 6500rpm. Tipping the scales at 140.0kg (309 lbs) with a top speed of 145km/h (90 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
| 1972 Kawasaki H2 Mach IV | 1973 Kawasaki F9 350 | |
|---|---|---|
| Displacement | 748 cc | 346 cc |
| Power | 74 hp | 36 hp |
| Torque | 68.0 Nm | 35.0 Nm |
| Cylinders | 3 | 1 |
| Top Speed | 210 km/h | 145 km/h |
| Quarter Mile | — | — |
| Dry Weight | 192.0 kg | 140.0 kg |
| Wet Weight | 210.0 kg | 152.0 kg |
| Seat Height | 810 mm | 850 mm |
| Wheelbase | 1420 mm | 1380 mm |
| Fuel Capacity | 16.0 L | 11.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
Comparing these two Kawasaki machines reveals the brand's evolution. The 1972 Kawasaki H2 Mach IV laid the groundwork with 74hp, while the later 1973 Kawasaki F9 350 pushed output to 36hp. From a collector's perspective, the 1972 Kawasaki H2 Mach IV holds the edge with a 9/10 rating. Either way, both are worthy additions to any Kawasaki collection. Parts availability is moderate for the 1972 Kawasaki H2 Mach IV and difficult for the 1973 Kawasaki F9 350 — an important factor for any restoration project.
About the 1972 Kawasaki H2 Mach IV
A standard motorcycle from 1972, the 1972 Kawasaki H2 Mach IV delivers 74hp from its 748cc 2-stroke triple engine.
Full 1972 Kawasaki H2 Mach IV Profile →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 →