The HONDA MEGA GX390 is engineered to deliver exceptional power, durability, and reliability for the most demanding industrial and agricultural applications. Designed with Honda’s proven OHV technology, the HONDA MEGA GX390 provides smooth operation, improved fuel efficiency, and long service life. Whether you need a robust engine for construction machinery, water pumps, generators, or agricultural equipment, the HONDA MEGA GX390 is built to perform under tough working conditions.
This premium engine features a sturdy 389cc displacement, high-output torque, and excellent cooling efficiency, ensuring consistent performance even during long operating hours. The HONDA MEGA GX390 is widely known for its low vibration, easy starting system, and minimal maintenance requirements, making it a preferred choice for professionals who demand reliability and efficiency.
With superior build quality, enhanced combustion technology, and an advanced lubrication system, the HONDA MEGA GX390 delivers maximum productivity with reduced downtime. It is ideal for businesses that require a dependable engine capable of powering various machines while maintaining fuel economy and operational stability.
| Engine Type | Air cooled, 4-stroke, OHV , 25° inclined, single cylinder, horizontal shaft |
| Displacement | 389 cm³ |
| Bore x stroke | 88.0 x 64.0 mm |
| Compression Ratio | 8.2 : 1 |
| Net power (SAE J1349)* | 11.3 kW (15.2HP) / 4000 rpm |
| Max. Net Torque | 28.5 N.m / 3000 rpm |
| Fuel Tank Capacity | 6.1 Liters Gasoline Oktan 86 or higher |
| Ignition System | CDI type magneto ignition without Limiter |
| Spark plug | BPR6ES, (NGK) W20EPR-U (DENSO) |
| Starting System | Recoil Starter |
| Air Cleaner | Grid Type |
| Oil Capacity | 1.1 Liters SAE 10W-30 (API SE or Later) |
| Low RPM of Engine Ass | 750+/-100 (rpm) |
| High RPM of Engine Ass | 1950+/-100 (rpm) |
| Dimensions (L x W x H) | 566 x 462 x 437 mm |
| Dry Weight | 32.7 kg |
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