Honda GX390 389cc Gas Engine with 10 Amp Charge

Replace or upgrade your existing Pressure Washer’s or Pump’s Gas Engine with this reliable choice from Honda. It boasts a 389cc Air-cooled 4-stroke OHC that produces 11.7 HP performance.

Features and Specifications include:

• Includes built-in Alternator with 10 Amp (10A Charge)
• 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


• Carburetor: Butterfly Float Type


• Ignition System: Digital CDI with variable timing


• Starting System: Recoil


• 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


• Approximate Weight: 69.0 lbs.

Please Note: This product is available for in-store pick-up or shipping with your Shipping Company or UPS Account Number only. Please call us at 1-800-433-2113 to order.