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The 1974 Kawasaki Z1-A and 1977 Kawasaki KZ1000 represent two chapters in Kawasaki's storied history.
The 1974 Kawasaki Z1-A from Japan was powered by a 903cc DOHC inline-4 producing 82hp at 8500rpm. Weighing 230.0kg (507 lbs) and with a seat height of 820mm, it was aimed at standard riders.
The 1977 Kawasaki KZ1000 by contrast offered 1015cc of DOHC inline-4 power, delivering 83hp at 8000rpm. Tipping the scales at 245.0kg (540 lbs) with a top speed of 210km/h (130 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 1974 Kawasaki Z1-A from Japan was powered by a 903cc DOHC inline-4 producing 82hp at 8500rpm. Weighing 230.0kg (507 lbs) and with a seat height of 820mm, it was aimed at standard riders.
The 1977 Kawasaki KZ1000 by contrast offered 1015cc of DOHC inline-4 power, delivering 83hp at 8000rpm. Tipping the scales at 245.0kg (540 lbs) with a top speed of 210km/h (130 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
| 1974 Kawasaki Z1-A | 1977 Kawasaki KZ1000 | |
|---|---|---|
| Displacement | 903 cc | 1015 cc |
| Power | 82 hp | 83 hp |
| Torque | 73.0 Nm | 80.0 Nm |
| Cylinders | 4 | 4 |
| Top Speed | 210 km/h | 210 km/h |
| Quarter Mile | — | — |
| Dry Weight | 230.0 kg | 245.0 kg |
| Wet Weight | 250.0 kg | 265.0 kg |
| Seat Height | 820 mm | 820 mm |
| Wheelbase | 1490 mm | 1510 mm |
| Fuel Capacity | 18.0 L | 19.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
Comparing these two Kawasaki machines reveals the brand's evolution. The 1974 Kawasaki Z1-A laid the groundwork with 82hp, while the later 1977 Kawasaki KZ1000 pushed output to 83hp. From a collector's perspective, the 1974 Kawasaki Z1-A holds the edge with a 8/10 rating. Either way, both are worthy additions to any Kawasaki collection.
About the 1974 Kawasaki Z1-A
A standard motorcycle from 1974, the 1974 Kawasaki Z1-A delivers 82hp from its 903cc DOHC inline-4 engine.
Full 1974 Kawasaki Z1-A Profile →About the 1977 Kawasaki KZ1000
Kawasaki released the 1977 Kawasaki KZ1000 in 1977 with a 1015cc DOHC inline-4 powerplant making 83hp — a definitive standard motorcycle.
Full 1977 Kawasaki KZ1000 Profile →