Honda GX390 Generator Tapered Shaft Engine Horz

R15611,25 Including VAT. Online Sale Price

Honda Engine GX390 H1 VX1 – 8.2 kw Horizontal Tapered Shaft (Generators).


Honda Engine GX390 Tapered Shaft Generator Engine – GX390 H1 VX1

Please take note that this Honda Product may have a waiting period for delivery. Please contact us to confirm the waiting period.
p/n: HGX390H1VX1

Honda GX series engines are legendary for superior reliability and performance. And there is no doubt about it: the GX390 lives up to the legend. Lower noise levels, lower vibration, and lower emissions without sacrificing power output or performance. Common applications for this engine is Pressure washers, Commercial lawn and garden equipment, Tillers / cultivators, Generators, Construction / industrial equipment, Agricultural equipment, Water pumps.


  • Precision camshaft design offers precise valve timing and optimal valve overlap for better fuel efficiency
  • Ball bearing supported crankshaft for greater stability.
  • Forged steel crankshaft and rigid crankcase
  • Heavy duty recoil starter
  • Automatic mechanical de-compression system
  • Oil Alert


  • Model: GX390
  • Type: 4-stroke, overhead valve, single-cylinder, horizontal shaft
  • Bore & Stroke: 88 x 64 mm
  • Displacement:: 389 cm3
  • Compression Ratio: 8.0 : 1
  • Net Power: 8.2kW (11.0HP) at 3,600 rpm
  • Continuous Rated Power:
  • Maximum Net Torque: 25.1 Nm at 2,500 rpm
  • Ignition System: Transistorised magneto ignition
  • Starting System:: Recoil (Electric Starter Optional)
  • Cooling System: Forced-Air
  • PTO Shaft Rotation: Counter-clockwise (from P.T.O. side)
  • Fuel Consumption at Rated Power: 3.7 L/h at 3,600 rpm
  • Recommended Fuel: Unleaded
  • Lubrication System: Splash
  • Recommended Oil: 10W/30 API SG
  • Fuel Capacity: 6.1 L
  • Oil Capacity: 1.1 L
  • Dimensions: 405 x 450 x 443mm
  • Dry Weight: 25kg

Other GX390 Options: 2:1 Reduction

Warranty 1 year  Limited (subject to annual service)

4.8hp Honda Engine GX160 Cyclone Horizontal

Additional information

Weight 32 kg
Dimensions 63 × 60 × 63 cm