Honda's high-quality GX390 4-stroke internal combustion engine combined with a 2-series gear pump.
| Code | Desc. | Package size (KPL) |
|---|---|---|
| 93-GX390SX-KIT8 | Kitti sisältäen pumpun, laipat ja joustokytkimen | 1 |
| 93-GX390UT2XSXQ4OH | MOOTTORI 11,7Hv/8,7kW/25mm + KÄSISTARTTI | 1 |
| 93-GX390UT2XSTC4OH | MOOTTORI 11,7Hv/8,7kW/25mm + SÄHKÖSTARTTI | 1 |