Honda EN4, Engine
| Engine capacity | 1,335 cm³ |
| Maximum power (range), hp | 70 |
| Maximum torque, N*m (kg*m) at rpm. | 100 (10) / 3400 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 10.1 |
| Engine type | In-line, 4-cylinder |
| Additional engine information | SOHC, 2 Keihin VB 90A carburetors |
| Maximum power, hp (kW) at rpm | 70 (51) / 5750 |
| Compression Ratio (Range) | 8.4 |
| Cylinder diameter (range), mm | 72 |
| Piston stroke (range), mm | 82 |
| Number of valves per cylinder (range) | 2 |