VS
The 1972 Kawasaki Z1 900 and 1982 Yamaha XJ900 Seca both compete in the standard segment, offering riders distinct interpretations of the formula.
The 1972 Kawasaki Z1 900 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 1982 Yamaha XJ900 Seca by contrast offered 853cc of DOHC inline-4 power, delivering 88hp at 8500rpm. Tipping the scales at 230.0kg (507 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 1972 Kawasaki Z1 900 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 1982 Yamaha XJ900 Seca by contrast offered 853cc of DOHC inline-4 power, delivering 88hp at 8500rpm. Tipping the scales at 230.0kg (507 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
| 1972 Kawasaki Z1 900 | 1982 Yamaha XJ900 Seca | |
|---|---|---|
| Displacement | 903 cc | 853 cc |
| Power | 82 hp | 88 hp |
| Torque | 73.0 Nm | 74.0 Nm |
| Cylinders | 4 | 4 |
| Top Speed | 210 km/h | 210 km/h |
| Quarter Mile | — | — |
| Dry Weight | 230.0 kg | 230.0 kg |
| Wet Weight | 250.0 kg | 248.0 kg |
| Seat Height | 820 mm | 810 mm |
| Wheelbase | 1490 mm | 1490 mm |
| Fuel Capacity | 18.0 L | 20.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
For pure standard performance, the 1982 Yamaha XJ900 Seca has the edge thanks to more power (88hp vs 82hp). The 1972 Kawasaki Z1 900, however, excels when all-round versatility and everyday riding is the priority. For collectors, the 1972 Kawasaki Z1 900 commands more attention with a 9/10 collectibility rating.
About the 1972 Kawasaki Z1 900
The 1972 1972 Kawasaki Z1 900 is a 903cc four-cylinder standard motorcycle that became one of Kawasaki's most memorable motorcycles of the 1970s.
Full 1972 Kawasaki Z1 900 Profile →About the 1982 Yamaha XJ900 Seca
Introduced in 1982, the 1982 Yamaha XJ900 Seca features a 853cc DOHC inline-4 engine producing 88hp, establishing itself as a notable standard motorcycle.
Full 1982 Yamaha XJ900 Seca Profile →