VS
The 1966 Kawasaki W1 650 and 1975 Yamaha RD350 both compete in the standard segment, offering riders distinct interpretations of the formula.
The 1966 Kawasaki W1 650 from Japan was powered by a 624cc OHV vertical twin producing 50hp at 7000rpm. Weighing 200.0kg (441 lbs) and with a seat height of 800mm, it was aimed at standard riders.
The 1975 Yamaha RD350 by contrast offered 347cc of 2-stroke twin power, delivering 39hp at 7500rpm. Tipping the scales at 150.0kg (331 lbs) with a top speed of 165km/h (103 mph), it offered a distinct riding experience. 1960s motorcycles capture the era of cultural revolution and racing heritage. Iconic models from this decade are among the most desirable classics.
The 1966 Kawasaki W1 650 from Japan was powered by a 624cc OHV vertical twin producing 50hp at 7000rpm. Weighing 200.0kg (441 lbs) and with a seat height of 800mm, it was aimed at standard riders.
The 1975 Yamaha RD350 by contrast offered 347cc of 2-stroke twin power, delivering 39hp at 7500rpm. Tipping the scales at 150.0kg (331 lbs) with a top speed of 165km/h (103 mph), it offered a distinct riding experience. 1960s motorcycles capture the era of cultural revolution and racing heritage. Iconic models from this decade are among the most desirable classics.
Specifications Comparison
| 1966 Kawasaki W1 650 | 1975 Yamaha RD350 | |
|---|---|---|
| Displacement | 624 cc | 347 cc |
| Power | 50 hp | 39 hp |
| Torque | 49.0 Nm | 33.0 Nm |
| Cylinders | 2 | 2 |
| Top Speed | 170 km/h | 165 km/h |
| Quarter Mile | — | — |
| Dry Weight | 200.0 kg | 150.0 kg |
| Wet Weight | 215.0 kg | 163.0 kg |
| Seat Height | 800 mm | 790 mm |
| Wheelbase | 1420 mm | 1345 mm |
| Fuel Capacity | 15.0 L | 13.0 L |
| Gears | 4 -speed | 6 -speed |
The Verdict
For pure standard performance, the 1966 Kawasaki W1 650 has the edge thanks to more power (50hp vs 39hp) and a higher top speed. The 1975 Yamaha RD350, however, excels when all-round versatility and everyday riding is the priority and offers a lighter package.
About the 1966 Kawasaki W1 650
Kawasaki released the 1966 Kawasaki W1 650 in 1966 with a 624cc OHV vertical twin powerplant making 50hp — a definitive standard motorcycle.
Full 1966 Kawasaki W1 650 Profile →About the 1975 Yamaha RD350
Yamaha released the 1975 Yamaha RD350 in 1975 with a 347cc 2-stroke twin powerplant making 39hp — a definitive standard motorcycle.
Full 1975 Yamaha RD350 Profile →