| Engine | Honda CB400SF | Honda Rebel 500 |
|---|---|---|
| Engine code | NC42E | |
| Displacement | 399 cc | 471 cc |
| Max power | 53 hp (@10 500 RPM) | 27 hp |
| Max torque | 28 lb ft (@9 500 RPM) | 19 lb ft |
| Redline | 13 000 RPM | 7 000 RPM |
| Idling speed | 1 400 RPM | 1 500 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Inline-4 | DOHC Inline-2 |
| Compression | 11.30:1 | 10.70:1 |
| Oil capacity | 3.60 quart | |
| Spark plug type | NKG CR8EH9, DENSO U24FER9 | |
| Cooling | Liquid | Liquid |
| Valves | 16 | 8 |
| Bore | 55.0 mm | 67.0 mm |
| Stroke | 42.0 mm | 66.8 mm |
| Throttle bore | 34.0 mm | |
| Weight to power | 8.11 lbs/hp | 14.94 lbs/hp |
| Power to weight | 308 hp/2500lbs | 167 hp/2500lbs |
| Battery type | 12V - 8.6Ah |
| Gearbox | Honda CB400SF | Honda Rebel 500 |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | ||
| Gears count | 6 | 0 |
| Primary ratio | 2.171 | |
| Final drive | 2.933 | |
| 1. gear | 3.307 (45 mph) | |
| 2. gear | 2.294 (65 mph) | |
| 3. gear | 1.75 (85 mph) | |
| 4. gear | 1.421 (105 mph) | |
| 5. gear | 1.24 (120 mph) | |
| 6. gear | 1.13 (132 mph) |
| Chasis | Honda CB400SF | Honda Rebel 500 |
|---|---|---|
| Frame type | Tubular steel, double cradle | |
| Front susp. | 41mm fork, 4.76 in travel | |
| Rear susp. | Dual shocks, 3.78 in travel |