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The 1964 Norton 650SS and 1975 Norton Commando 850 Mk III represent two chapters in Norton's storied history.
The 1964 Norton 650SS from United Kingdom was powered by a 646cc OHV twin producing 49hp at 6800rpm. Weighing 175.0kg (386 lbs) and with a seat height of 790mm, it was aimed at sportbike riders.
The 1975 Norton Commando 850 Mk III by contrast offered 828cc of OHV twin power, delivering 58hp at 6000rpm. Tipping the scales at 205.0kg (452 lbs) with a top speed of 185km/h (115 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 1964 Norton 650SS from United Kingdom was powered by a 646cc OHV twin producing 49hp at 6800rpm. Weighing 175.0kg (386 lbs) and with a seat height of 790mm, it was aimed at sportbike riders.
The 1975 Norton Commando 850 Mk III by contrast offered 828cc of OHV twin power, delivering 58hp at 6000rpm. Tipping the scales at 205.0kg (452 lbs) with a top speed of 185km/h (115 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
| 1964 Norton 650SS | 1975 Norton Commando 850 Mk III | |
|---|---|---|
| Displacement | 646 cc | 828 cc |
| Power | 49 hp | 58 hp |
| Torque | 52.0 Nm | 62.0 Nm |
| Cylinders | 2 | 2 |
| Top Speed | 185 km/h | 185 km/h |
| Quarter Mile | — | — |
| Dry Weight | 175.0 kg | 205.0 kg |
| Wet Weight | 188.0 kg | 220.0 kg |
| Seat Height | 790 mm | 800 mm |
| Wheelbase | 1400 mm | 1440 mm |
| Fuel Capacity | 14.0 L | 14.0 L |
| Gears | 4 -speed | 4 -speed |
The Verdict
Comparing these two Norton machines reveals the brand's evolution. The 1964 Norton 650SS laid the groundwork with 49hp, while the later 1975 Norton Commando 850 Mk III pushed output to 58hp. From a collector's perspective, the 1964 Norton 650SS holds the edge with a 7/10 rating. Either way, both are worthy additions to any Norton collection.
About the 1964 Norton 650SS
The 1964 1964 Norton 650SS is a 646cc twin-cylinder sport bike that became one of Norton's most memorable motorcycles of the 1960s.
Full 1964 Norton 650SS Profile →About the 1975 Norton Commando 850 Mk III
Born in 1975, the 1975 Norton Commando 850 Mk III is a 828cc twin-cylinder standard motorcycle producing 58hp from Norton.
Full 1975 Norton Commando 850 Mk III Profile →