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The 1980 Yamaha XJ650 and 1982 Yamaha XJ900 Seca represent two chapters in Yamaha's storied history.
The 1980 Yamaha XJ650 from Japan was powered by a 653cc DOHC inline-4 producing 71hp at 9000rpm. Weighing 215.0kg (474 lbs) and with a seat height of 800mm, 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. 1980s motorcycles are the rising stars of the collector market. Early sportbikes and final-generation air-cooled models are gaining strong interest.
The 1980 Yamaha XJ650 from Japan was powered by a 653cc DOHC inline-4 producing 71hp at 9000rpm. Weighing 215.0kg (474 lbs) and with a seat height of 800mm, 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. 1980s motorcycles are the rising stars of the collector market. Early sportbikes and final-generation air-cooled models are gaining strong interest.
Specifications Comparison
| 1980 Yamaha XJ650 | 1982 Yamaha XJ900 Seca | |
|---|---|---|
| Displacement | 653 cc | 853 cc |
| Power | 71 hp | 88 hp |
| Torque | 56.0 Nm | 74.0 Nm |
| Cylinders | 4 | 4 |
| Top Speed | 190 km/h | 210 km/h |
| Quarter Mile | — | — |
| Dry Weight | 215.0 kg | 230.0 kg |
| Wet Weight | 232.0 kg | 248.0 kg |
| Seat Height | 800 mm | 810 mm |
| Wheelbase | 1440 mm | 1490 mm |
| Fuel Capacity | 16.0 L | 20.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
Comparing these two Yamaha machines reveals the brand's evolution. The 1980 Yamaha XJ650 laid the groundwork with 71hp, while the later 1982 Yamaha XJ900 Seca pushed output to 88hp. From a collector's perspective, the 1982 Yamaha XJ900 Seca holds the edge with a 4/10 rating. Either way, both are worthy additions to any Yamaha collection.
About the 1980 Yamaha XJ650
Born in 1980, the 1980 Yamaha XJ650 is a 653cc four-cylinder standard motorcycle producing 71hp from Yamaha.
Full 1980 Yamaha XJ650 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 →