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Honda | GX Series | OHV | 389cc | 4-11/64 In. Tapered | Electric Start w/Recoil Backup | Horizontal | No Fuel Tank | Standard Profile

With the GX390, you’re looking at some of the best engines in the business. Powerful, reliable, durable, and quiet. Honda’s GX series is power you can trust, and then some.
Brand: Honda
SKU: GX390RT2VDE2
Manufacturer Part Number: GX390RT2VDE2
Product Specifications
Equipment TypeEngine (Horizontal)
Air Cleaner TypeDual Element
Bearing TypeBall
Bore3.5-In.
CARB Approval For CaliforniaNo
CarburetorButterfly Float Type
Charging System Amps1
Choke ControlManual
Compression Ratio8.2:1
Cooling SystemAir Cooled
CrankshaftV-Type
Crankshaft Diameter.875 In. (7/8), Tapered
Crankshaft Length4.17-In.
Crankshaft OutputHorizontal
Cylinder BoreCast Iron
Cylinders (Qty.)1
Engine Displacement389 cc
Fuel Tank & CapacityNo
Governor SystemCentrifugal Mass
Ignition SystemDigital CDI With Variable Timing
Item No_GX390RT2VDE2
Low Oil AlertYes
Low Oil ShutdownYes
Lubrication SystemSplash
Max. RPM3600
Mounting Base Length7.68-In.
Mounting Base Width3.39 to 4.06-In.
Mounting Bolt Circle5, 6.5-In.
Muffler IncludedYes
Net Power Output11.7 HP
Net Torque19.5 Ft-Lbs.
Oil Capacity1.16 Qt
Product Dimensions L X W X H - In. (mm)16-In. (407mm) X 19.1(485mm) X 17.7-In. (449mm)
Product Weight88
PTO Height5.25-In.
Starter TypeElectric with Recoil Backup
Stroke2.5-In.
Throttle ControlManual