GX390
The GX390 engine is suitable for a wide range of heavy-duty applications such as construction equipment, tillers, generators, welders, pumps and other industrial applications.
Engine features:
- The OHV design enhances combustion efficiency
- A variable ignition timing (digital CDI) results in high power output, reduced fuel consumption and excellent exhaust emissions performance.
- Easy starting with an automatic decompression system and an easy-to-grip soft recoil starter handle
- High quality materials and purpose-built components ensure reliable long-term use
- Meets world’s most stringent environmental legislation
- Guaranteed low fuel and oil consumption
- Reduced vibration and noise level



Interpump Backing Ring ORing 8-90
Nut M8 Honda GX390 9405008000*
Carburetor Assembly Honda 16100Z4V921*
Tee Brass 3/4" Female x 3/4" Female x 3/4" Female
Nipple Brass 1 1/4"Male x 3/4"Male
Engine Honda GX630 RH QZB3
HMS5021
Muffler/Exhaust Vanguard Hi-Mount 37HP


