The Honda CB 650 motorcycle specifications include a 627 cc (38.26 cu in) engine, a 5-speed gearbox, and a listed weight of 220 kg (485 lb).
Key specifications
The 1978 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
How the Honda CB 650 compares
This compares the motorcycle with all Honda models in this specifications database. The blue marker is this model and the grey line is the Honda database average.
About 11% higher than the Honda database average. Around the 62nd percentile across Honda models.
About 11% heavier than the Honda database average. Around the 65th percentile across Honda models.
About 34% larger than the Honda database average. Around the 78th percentile across Honda models.
Honda database percentile rankings
Percentiles show where this motorcycle sits across the Honda specifications database. They are descriptive database rankings, not performance ratings.
627 cc — larger displacement than about 62% of Honda models.
220 kg — heavier than about 65% of Honda models, or lighter than about 35%.
18 L — larger than about 78% of Honda fuel tanks in this database.
Mechanical overview
Additional useful specifications
| Front tire size | 3.25-19 |
|---|---|
| Rear tire size | 3.75-18 |
| Bore/stroke ratio | 1.07:1 (Oversquare) |
Model information
| Category | Classic |
|---|
Engine specifications
| Engine type | In-line four, four-stroke |
|---|---|
| Displacement | 627 cc (38.26 cu in) |
| Bore × stroke | 59.8 x 55.8 mm (2.4 x 2.2 inches) |
| Compression ratio | 9.0:1 |
| Valves per cylinder | 2 |
| Cooling system | Air |
| Fuel control | Overhead Cams (OHC) |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Chain (final drive) |
Brakes, wheels and tires
| Front brakes | Dual disc |
|---|---|
| Rear brakes | Expanding brake |
| Front tire | 3.25-19 |
| Rear tire | 3.75-18 |
Dimensions and weight
| Wet weight | 220 kg (485 lb) |
|---|
Fuel and emissions
| Fuel capacity | 18.00 L (4.76 US gal) |
|---|
Performance
| Top speed | 182.0 km/h (113.1 mph) |
|---|
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Honda models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Honda information before relying on them. Visit the official Honda website.