Honda Horizontal OHV Engine 389cc GX Series 1in x 3 31/64in Shaft

US$ 669.00 US$ 468.00

Honda Horizontal OHV Engine 389cc GX Series 1in x 3 31/64in Shaft

  • Model GX390UT1QAA2; 389cc, 11.7 HP air-cooled 4-stroke commercial-grade engine with 1in. dia. x 3 31/64in. L horizontal shaft
  • OHV overhead valve design for increased efficiency and optimal power transfer
  • Electronic ignition system with automatic decompression and heavy-duty recoil starter for quick and easy starts
  • 5in., 6 1/2in. bolt circle; Mounting base: 7 11/16in.L x 3 25/64in. to 4 1/16in.W (approx.)
  • ¬†Cast iron cylinder for exceptional durability
MPN: 81869747 SKU: 1391 Category:

Honda Horizontal OHV Engine 389cc GX Series 1in x 3 31/64in Shaft

Product Summary

The Honda 389cc GX Series OHV commercial-grade engine is designed for the most demanding commercial applications. It has set an industry standard for reliability and durability. Overhead Valve design offers cooler, fuel-efficient operation and cast iron cylinder sleeve provides longer service life. The GX is reliable, easy starting and quiet running. Meets EPA and CARB emission levels standards. This legendary engine has earned the reputation as the preferred engine for construction equipment. Common applications include pressure washers, compressors, log splitters and chipper/shredders.

Key Specs
Item# 6066
Brand Honda Engines
Manufacturer’s Warranty 3 year limited warranty
Ship Weight 85.0 lbs
Engine Displacement 389 cc
Engine Type GX Series OHV commercial-duty
Net Power Output 11.7 HP
Start Type Recoil
Shaft Diameter 1 in
Shaft Length 3.48 in
Net Torque 19.5 ft-lbs.
Shaft Output Horizontal
Shaft Keyway 0.25 in
Shaft End Tapped (Diameter (in.)/Threads per inch) 3/8-24
Shaft Rotation (From PTO Shaft Side) Counterclockwise
Crankshaft Q-type
PTO Height 5.25 in
Cylinders (qty.) 1
Cylinder Bore Cast iron
Compression Ratio 8.2:1
Cooling System Air cooled
Bore 3.5 in
Stroke 2.5 in
Air Cleaner Type Dual element
Fuel Tank Yes
Fuel Type Gasoline
Fuel Tank Capacity 6.4 qt
Fuel Filter Fuel tank filler neck strainer
Oil Capacity 1.16 qt
Low Oil Alert Yes
Low Oil Shutdown Yes
Lubrication System Splash
Ignition System Electronic
Governor System Centrifugal mechanical
Carburetor Float, external vent
Throttle Control Remote (wire)
Choke Control Manual
Max. RPM 3,600
Muffler Included Yes
Auto Compression Release Yes
CARB Approval No
Bolt Circle 5, 6.5 in
Mounting Base Length 7.68 in
Mounting Base Width 3.39 to 4.06 in
Dimensions L x W x H (in.) 15.87 x 17.68 x 17.37 in


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