Honda R18A4, Engine
| Engine capacity | 1,799 cm³ |
| Maximum power (range), hp | 110 - 113 |
| Maximum torque, N*m (kg*m) at rpm. | 144 (15) / 4300 |
| Fuel used | Natural gas |
| Fuel consumption, l/100 km | 7.6 - 8.4 |
| Engine type | In-line, 4-cylinder |
| Additional engine information | SOHC, i-VTEC |
| Maximum power, hp (kW) at rpm | 110 (81) / 6500 |
| Compression Ratio (Range) | 12.7 |
| Cylinder diameter (range), mm | 81 |
| Piston stroke (range), mm | 87.3 |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |