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Honda Horizontal OHV Engine — 389cc, GX Series, 1in. x 3 25/64in. Shaft, Model# GX390UT2LX2

Item# 43714
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Honda Horizontal OHV Engine — 389cc, GX Series, 1in. x 3 25/64in. Shaft, Model# GX390UT2LX2

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Only $899.99
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  • OHV commercial-grade engine designed for the most demanding commercial applications
  • Reliable and durable, with overhead valve design for cooler, fuel-efficient operation
  • Cast iron cylinder sleeve provides longer service life
  • Reliable, easy starting and quiet running
  • Meets EPA and CARB emission levels standards
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Product Summary

The Honda 389cc GX Series OHV commercial-grade engine is designed for the most demanding commercial applications. Reliable and durable, with overhead valve design that offers cooler, fuel-efficient operation and a cast iron cylinder sleeve that provides longer service life. The GX is reliable, easy starting and quiet running. Meets EPA and CARB emission levels standards. This engine has is great for construction equipment.

What's Included
  •  (1) Engine

Features + Benefits

  • OHV commercial-grade engine designed for the most demanding commercial applications
  • Reliable and durable, with overhead valve design for cooler, fuel-efficient operation
  • Cast iron cylinder sleeve provides longer service life
  • Reliable, easy starting and quiet running
  • Meets EPA and CARB emission levels standards
Key Specs
Item# 43714
Brand Honda Engines
Manufacturer's Warranty 3 year limited warranty
Ship Weight 95.0 lbs
Engine Displacement (cc) 389
Start Type Recoil
Application Cement mixer, water pump
Engine Type GX series OHV commercial-duty
Net Power Output (HP) 11.7 (8.7 kW) at 3,600 RPM
Net Torque (lbs./ft.) 19.5 (26.4 Nm) at 2,500 RPM
Shaft Output Horizontal
Crankshaft H type
Shaft Diameter (in.) 1
Shaft Length (in.) 3 15/64
Shaft Keyway (in.) 1/4
Shaft End Tapped (Diameter (in.)/Threads per inch) M8 x 1.25
Shaft Rotation (From PTO Shaft Side) Counterclockwise
Gear Reduction H type 6:1
PTO Height (in.) 5 1/4
Bearing Type Ball
Cylinders (qty.) 1
Cylinder Bore Cast iron
Bore x Stroke (in.) 3 15/32 x 2 1/2
Compression Ratio 8.2:1
Cooling System Air cooled
Air Cleaner Type Dual element
Fuel Tank Standard (White)
Fuel Type Gasoline
Fuel Tank Capacity (qt.) 6.4
Fuel Filter Fuel tank filler neck strainer
Oil Capacity (qt.) 1.16
Lubrication System Forced splash
Low Oil Alert Yes
Low Oil Shutdown Yes
Ignition System Electrical, digital CDI w/variable ignition timing
Governor System Centrifugal mechanical
Carburetor Butterfly float
Throttle Control Manual
Choke Control Manual
Max. RPM 3,600
Muffler Included Yes
Auto Compression Release Yes
Bolt Circle (in.) 5, 6 1/2
Mounting Base L x W (in.) 7 11/16 x 3 25/64–4 1/16
Dimensions L x W x H (in.) 15 7/8 x 17 11/16 x 17 3/8
EPA/CARB Approval (California Air Resource Board) Yes

Customer Reviews

Product Question + Answer
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Replacement Parts
Call To Order: 1-800-657-0516

Mon - Fri 7:00 AM - 6:00 PM (Central)
Sat 7:00 AM - 3:00 PM (Central)

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Honda Horizontal OHV Engine — 389cc, GX Series, 1in. x 3 25/64in. Shaft, Model# GX390UT2LX2 The price is $899.99.
Honda Horizontal OHV Engine — 389cc, GX Series, 1in. x 3 25/64in. Shaft, Model# GX390UT2LX2
(Not Yet Rated - New)
Item# 43714
In Stock Online
Only $899.99
Hide Similarities
Engine Displacement (cc)
270 389 389 389 389
Start Type
Recoil Recoil Electric w/recoil backup Recoil Recoil
Application Chipper, shredder, log splitter, compressor Pressure washer, compressor Pressure washer, compressor Cement mixer Cement mixer, water pump
Engine Type GX series OHV commercial-duty GX series OHV commercial-duty GX series OHV commercial-duty GX series OHV commercial-duty GX series OHV commercial-duty
Net Power Output (HP) 8.5 (6.3 kW) at 3,600 RPM 11.7 (8.7 kW) at 3,600 RPM 11.7 (8.7 kW) at 3,600 RPM 11.7 (8.7 kW) at 3,600 RPM 11.7 (8.7 kW) at 3,600 RPM
Net Torque (lbs./ft.) 14.1 (19.1 Nm) at 2,500 RPM 19.5 (26.4 Nm) at 2,500 RPM 19.5 (26.4 Nm) at 2,500 RPM 19.5 (26.4 Nm) at 2,500 RPM 19.5 (26.4 Nm) at 2,500 RPM
Shaft Output
Horizontal Horizontal Horizontal Horizontal Horizontal
Crankshaft Q-type Q-type Q-type H type H type
Shaft Diameter (in.) 1 1 1 1 1
Shaft Length (in.) 3 31/64 3 31/64 3 31/64 3 15/64 3 15/64
Shaft Keyway (in.)
- 1/4 1/4 - 1/4
Shaft End Tapped (Diameter (in.)/Threads per inch) 3/8–24 3/8–24 3/8–24 - M8 x 1.25
Shaft Rotation (From PTO Shaft Side) Counterclockwise Counterclockwise Counterclockwise Counterclockwise Counterclockwise
Gear Reduction
- - - H type 6:1 H type 6:1
PTO Height (in.)
5 1/4 5 1/4 5 1/4 5 1/4 5 1/4
Bearing Type
- - - - Ball
Cylinders (qty.)
1 1 1 1 1
Cylinder Bore
Cast iron Cast iron Cast iron Cast iron Cast iron
Bore x Stroke (in.)
3.0 x 2.3 3.5 x 2.5 3.5 x 2.5 3.5 x 2.5 3 15/32 x 2 1/2
Compression Ratio
8.5:1 8.2:1 8.2:1 8.2:1 8.2:1
Cooling System
Air cooled Air cooled Air cooled Air cooled Air cooled
Air Cleaner Type
Dual element Dual element Dual element Dual element Dual element
Fuel Tank - Standard (White) Standard (White) Standard (White) Standard (White)
Fuel Type Gasoline Gasoline Gasoline Gasoline Gasoline
Fuel Tank Capacity (qt.)
5.6 6.4 6.4 6.4 6.4
Fuel Filter
Fuel tank filler neck strainer Fuel tank filler neck strainer Fuel tank filler neck strainer Fuel tank filler neck strainer Fuel tank filler neck strainer
Oil Capacity (qt.)
1.16 1.16 1.16 1.16 1.16
Lubrication System
Forced splash Forced splash Forced splash Forced splash Forced splash
Low Oil Alert
Yes Yes Yes Yes Yes
Low Oil Shutdown
- Yes Yes Yes Yes
Ignition System
Electronic Electronic Electronic Electronic Electrical, digital CDI w/variable ignition timing
Governor System
Centrifugal mechanical Centrifugal mechanical Centrifugal mechanical Centrifugal mechanical Centrifugal mechanical
Carburetor
Float, external vent Float, external vent Float, external vent Float, external vent Butterfly float
Throttle Control
Remote (wire) Remote (wire) Remote (wire) Manual Manual
Choke Control
Manual Manual Manual Manual Manual
Max. RPM
3,600 3,600 3,600 3,600 3,600
Charging System Amps - - 10 - -
Muffler Included
- Silent Silent, exhaust pipe protector, deflector Standard, exhaust pipe protector, spark arrestor, deflector Yes
Auto Compression Release
- Yes Yes Yes Yes
Bolt Circle (in.)
5, 6 1/2 5, 6 1/2 5, 6 1/2 5, 6 1/2 5, 6 1/2
Mounting Base L x W (in.)
7 11/16 x 3 3/16–3 11/16 7 11/16 x 3 25/64–4 1/16 7 11/16 x 3 25/64–4 1/16 7 11/16 x 3 25/64–4 1/16 7 11/16 x 3 25/64–4 1/16
Dimensions L x W x H (in.)
15 x 16 7/8 x 16 1/8 15 7/8 x 17 11/16 x 17 3/8 15 7/8 x 17 11/16 x 17 3/8 15 7/8 x 17 11/16 x 17 3/8 15 7/8 x 17 11/16 x 17 3/8
EPA/CARB Approval (California Air Resource Board)
Yes Yes Yes Yes Yes