GX390 Gasoline Engine

Specifications

Common Applications

• Pressure washers
• Commercial lawn and garden equipment
• Tillers / cultivators
• Generators
• Forestry equipment
• Construction / industrial equipment
• Agricultural equipment
• Small vehicles
• Water pumps
• Features
• 
• Specs

• Engine Type	Air-cooled 4-stroke OHV
  Bore x Stroke	88 X 64 mm
  Displacement	389 cm3
  Net Power Output*	11.7 HP (8.7 kW) @ 3,600 rpm
  Net Torque	19.5 lb-ft (26.4 Nm) @ 2,500 rpm
  PTO Shaft Rotation	Counterclockwise (from PTO shaft side)
  Compression Ratio	8.2:1
  Lamp/Charge coil options	25W, 50W / 1A, 3A, 10A, 18A
  Carburetor	Butterfly Float Type
  Ignition System	Digital CDI with variable timing
  Starting System	Recoil/electric
  Lubrication System	Splash
  Governor System	Centrifugal Mass Type
  Air cleaner	Dual element
  Oil Capacity	1.16 US qt (1.1 L)
  Fuel Tank Capacity	6.4 U.S. qts (6.1 liters)
  Fuel	Unleaded 86 octane or higher
  Dry Weight	69 lb (31.5 kg)

  Dimensions
  Length (min)	16.0" (407 mm)
  Width (min)	19.1" (485 mm)
  Height (min)	17.7" (449 mm)

  PTO Shaft Options
  E type	Tapered shaft
  H type	Reduction type PTO
  L type	Reduction type PTO
  P type	Threaded type (SAE)
  Q type	Straight shaft
  R type	Reduction type PTO
  V type	Tapered shaft

   

• Performance Curve