VS
The 1972 Honda SL350 and 1978 Honda CBX represent two chapters in Honda's storied history.
The 1972 Honda SL350 from Japan was powered by a 325cc SOHC twin producing 33hp at 9500rpm. Weighing 149.0kg (328 lbs) and with a seat height of 830mm, it was aimed at enduro riders.
The 1978 Honda CBX by contrast offered 1047cc of DOHC inline-6 power, delivering 105hp at 9000rpm. Tipping the scales at 247.0kg (545 lbs) with a top speed of 215km/h (134 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 1972 Honda SL350 from Japan was powered by a 325cc SOHC twin producing 33hp at 9500rpm. Weighing 149.0kg (328 lbs) and with a seat height of 830mm, it was aimed at enduro riders.
The 1978 Honda CBX by contrast offered 1047cc of DOHC inline-6 power, delivering 105hp at 9000rpm. Tipping the scales at 247.0kg (545 lbs) with a top speed of 215km/h (134 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
| 1972 Honda SL350 | 1978 Honda CBX | |
|---|---|---|
| Displacement | 325 cc | 1047 cc |
| Power | 33 hp | 105 hp |
| Torque | 27.0 Nm | 85.0 Nm |
| Cylinders | 2 | 6 |
| Top Speed | 140 km/h | 215 km/h |
| Quarter Mile | — | — |
| Dry Weight | 149.0 kg | 247.0 kg |
| Wet Weight | 163.0 kg | 272.0 kg |
| Seat Height | 830 mm | 810 mm |
| Wheelbase | 1350 mm | 1510 mm |
| Fuel Capacity | 10.5 L | 22.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
Comparing these two Honda machines reveals the brand's evolution. The 1972 Honda SL350 laid the groundwork with 33hp, while the later 1978 Honda CBX pushed output to 105hp. From a collector's perspective, the 1978 Honda CBX holds the edge with a 9/10 rating. Either way, both are worthy additions to any Honda collection. Parts availability is moderate for the 1972 Honda SL350 and good for the 1978 Honda CBX — an important factor for any restoration project.
About the 1972 Honda SL350
The 1972 1972 Honda SL350 is a 325cc twin-cylinder dual-sport that became one of Honda's most memorable motorcycles of the 1970s.
Full 1972 Honda SL350 Profile →About the 1978 Honda CBX
The 1978 1978 Honda CBX packs a 1047cc DOHC inline-6 engine with 105hp into a standard motorcycle package from Honda.
Full 1978 Honda CBX Profile →