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The 1974 Yamaha TX500 and 1977 Yamaha XS750 Triple represent two chapters in Yamaha's storied history.
The 1974 Yamaha TX500 from Japan was powered by a 498cc DOHC twin producing 48hp at 8500rpm. Weighing 190.0kg (419 lbs) and with a seat height of 800mm, it was aimed at standard riders.
The 1977 Yamaha XS750 Triple by contrast offered 747cc of DOHC triple power, delivering 64hp at 8000rpm. Tipping the scales at 228.0kg (503 lbs) with a top speed of 190km/h (118 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 Yamaha TX500 from Japan was powered by a 498cc DOHC twin producing 48hp at 8500rpm. Weighing 190.0kg (419 lbs) and with a seat height of 800mm, it was aimed at standard riders.
The 1977 Yamaha XS750 Triple by contrast offered 747cc of DOHC triple power, delivering 64hp at 8000rpm. Tipping the scales at 228.0kg (503 lbs) with a top speed of 190km/h (118 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 Yamaha TX500 | 1977 Yamaha XS750 Triple | |
|---|---|---|
| Displacement | 498 cc | 747 cc |
| Power | 48 hp | 64 hp |
| Torque | 40.0 Nm | 60.0 Nm |
| Cylinders | 2 | 3 |
| Top Speed | 170 km/h | 190 km/h |
| Quarter Mile | — | — |
| Dry Weight | 190.0 kg | 228.0 kg |
| Wet Weight | 206.0 kg | 245.0 kg |
| Seat Height | 800 mm | 810 mm |
| Wheelbase | 1400 mm | 1470 mm |
| Fuel Capacity | 13.0 L | 17.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
Comparing these two Yamaha machines reveals the brand's evolution. The 1974 Yamaha TX500 laid the groundwork with 48hp, while the later 1977 Yamaha XS750 Triple pushed output to 64hp. From a collector's perspective, the 1977 Yamaha XS750 Triple holds the edge with a 5/10 rating. Either way, both are worthy additions to any Yamaha collection.
About the 1974 Yamaha TX500
Yamaha released the 1974 Yamaha TX500 in 1974 with a 498cc DOHC twin powerplant making 48hp — a definitive standard motorcycle.
Full 1974 Yamaha TX500 Profile →About the 1977 Yamaha XS750 Triple
A standard motorcycle from 1977, the 1977 Yamaha XS750 Triple delivers 64hp from its 747cc DOHC triple engine.
Full 1977 Yamaha XS750 Triple Profile →