The 1966 Honda CB450 Black Bomber from Japan was powered by a 444cc DOHC twin producing 43hp at 8500rpm. Weighing 187.0kg (412 lbs) and with a seat height of 790mm, it was aimed at standard riders.
The 1938 Triumph Speed Twin, hailing from United Kingdom, by contrast offered 498cc of OHV twin power, delivering 27hp at 6300rpm. Tipping the scales at 168.0kg (370 lbs) with a top speed of 148km/h (92 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 Honda CB450 Black Bomber | 1938 Triumph Speed Twin | |
|---|---|---|
| Displacement | 444 cc | 498 cc |
| Power | 43 hp | 27 hp |
| Torque | 36.0 Nm | 36.0 Nm |
| Cylinders | 2 | 2 |
| Top Speed | 170 km/h | 148 km/h |
| Quarter Mile | — | — |
| Dry Weight | 187.0 kg | 168.0 kg |
| Wet Weight | 202.0 kg | 180.0 kg |
| Seat Height | 790 mm | 780 mm |
| Wheelbase | 1390 mm | 1370 mm |
| Fuel Capacity | 15.0 L | 14.0 L |
| Gears | 4 -speed | 4 -speed |
The Verdict
For pure standard performance, the 1966 Honda CB450 Black Bomber has the edge thanks to more power (43hp vs 27hp) and a higher top speed. The 1938 Triumph Speed Twin, however, excels when all-round versatility and everyday riding is the priority and offers a lighter package. For collectors, the 1938 Triumph Speed Twin commands more attention with a 9/10 collectibility rating. Parts availability is good for the 1966 Honda CB450 Black Bomber and moderate for the 1938 Triumph Speed Twin — an important factor for any restoration project.
About the 1966 Honda CB450 Black Bomber
Born in 1966, the 1966 Honda CB450 Black Bomber is a 444cc twin-cylinder standard motorcycle producing 43hp from Honda.
Full 1966 Honda CB450 Black Bomber Profile →About the 1938 Triumph Speed Twin
The 1938 1938 Triumph Speed Twin packs a 498cc OHV twin engine with 27hp into a standard motorcycle package from Triumph.
Full 1938 Triumph Speed Twin Profile →