HONDA GX390 Petrol Engine
Short Description
389 cc Honda OHV petrol engine with horizontal shaft for construction equipment and general-purpose machinery.
The Honda GX390 is a single-cylinder, four-stroke petrol engine for compatible construction machines, pumps and other general-purpose equipment. Its OHV design and cast-iron cylinder sleeve support demanding professional applications.
Technical specifications
| Model | GX390 |
|---|---|
| Engine type | Air-cooled, 4-stroke, single-cylinder OHV petrol |
| Crankshaft | Horizontal |
| Displacement | 389 cm3 |
| Bore x stroke | 88 x 64 mm |
| Compression ratio | 8.2:1 |
| Net power (SAE J1349) | 8.7 kW (11.7 hp) at 3600 rpm |
| Maximum net torque | 26.5 Nm at 2500 rpm |
| Starting | Recoil; electric-start versions available from the manufacturer |
| Fuel tank capacity | 6.1 L |
| Engine oil capacity | 1.1 L |
| Reference dimensions (L x W x H) | 406 x 460 x 448 mm |
| Reference dry weight | 31.7 kg |
Selection and compatibility
Specifications above follow Honda Europe. Catalogue values and product appearance may differ between regional versions. Shaft, starter, air cleaner and installation dimensions must be matched to the supplied engine. Net power is a measured rating and should not be confused with older nominal horsepower labels. Gallery includes manufacturer illustrations, dimensions and performance curves.
Supplied as a standalone engine. Contact LEADERS with your machine model, shaft dimensions and mounting requirements to confirm a suitable configuration.
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