Honda Vertical Engine, Replaces GXV390 DE33 - HDA,GXV390-DEXT
Honda GXV390 DEXT Vertical OHV Engine, 389cc, 10.2 Net HP, 1"x 3-5/32" Crankshaft, Recoil and Electric Start with 3-Amp Charging, Muffler, comes with Spin On Oil Filter.
Specifications
| Brand |
Honda |
| Model Number |
GXV390UT1DEXT |
| Internal ID |
HDA-GXV390-DEXT |
| Replaces Models |
GXV390 DE33, GXV390 DE3A, GXV390 DEX3 |
| Warranty |
3 Year Residential |
| Available to California |
Not Available to Ship to California |
| Weight |
89.0 lb |
| Power Output |
10.2 HP @ 3600 RPM |
| Torque |
17.8 lb-ft (24.2 Nm) @ 2500 rpm |
| Crankshaft Orientation |
Vertical |
| Crankshaft Type |
Straight |
| Crankshaft Diameter |
1" |
| Crankshaft Length |
3-5/32" |
| Crankshaft Dimensions |
1" x 3-5/32" |
| End Tapped Size |
7/16"-20 |
| Keyway |
1/4" |
| Crankshaft Rotation Direction |
Counter-Clockwise |
| Starter Type |
Electric & Recoil |
| Ignition System |
Transistorized Magneto |
| Carburetor |
Float Type |
| Number of Cylinders |
One |
| Air Cleaner |
Dual Element |
| Oil Capacity |
1.2 qt |
| Fuel Type |
Unleaded 86 Octane or Higher |
| Fuel Tank Capacity |
2.2 qt |
| Fuel Pump |
N/A |
| Governor System |
Centrifugal Mechanical |
| Lubrication System |
Pressure & Splash |
| Bore x Stroke |
88mm x 64mm |
| Compression Ratio |
7.7 : 1 |
| Charging System |
3 Amp |
What Our Experts Think
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Powerful Performance: The Honda GXV390-DEXT Vertical Engine delivers exceptional power, replacing the GXV390 DE33 with improved performance for heavy-duty applications.
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Durable & Resilient: Built to handle demanding conditions, this engine ensures longevity and reliability, even under continuous or harsh use.
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Fuel Efficient: Designed to maximize fuel efficiency, it offers longer operation times, reducing the need for frequent refueling and lowering overall fuel costs.
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Smooth & Quiet Operation: With advanced technology to reduce vibration and noise, the GXV390-DEXT operates quietly and smoothly, improving user comfort and reducing wear on the equipment.
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Easy Maintenance: Designed with user-friendly maintenance in mind, this engine allows for simple access to components, ensuring minimal downtime and maximum reliability.
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Versatile Applications: Ideal for a variety of heavy-duty machinery, including commercial lawn equipment and industrial generators, offering consistent, reliable power for tough tasks.
Q&A
Q: What is the Honda Vertical Engine, Replaces GXV390 DE33 - HDA, GXV390-DEXT?
A: The Honda Vertical Engine - HDA, GXV390-DEXT is a powerful and durable engine designed for vertical shaft applications. It replaces the GXV390 DE33 and is ideal for heavy-duty equipment like lawnmowers, commercial-grade generators, and other machinery requiring reliable performance.
Q: What are the key features of the GXV390-DEXT engine?
A: The GXV390-DEXT engine features Honda’s advanced OHV (Overhead Valve) technology, offering superior fuel efficiency, smooth operation, and low emissions. It provides high torque for demanding applications and ensures easy starting and long-lasting durability.
Q: What are the benefits of using the GXV390-DEXT engine?
A: The GXV390-DEXT engine delivers exceptional power, reliability, and fuel efficiency. Its high torque and low vibration make it perfect for heavy-duty equipment, while its compact design ensures flexibility for a variety of applications.
Q: Is the GXV390-DEXT engine easy to maintain?
A: Yes, the GXV390-DEXT engine is designed for low-maintenance operation, with easily accessible components for quick oil changes, air filter replacements, and general servicing, minimizing downtime.
Q: Can the GXV390-DEXT engine replace the GXV390 DE33?
A: Yes, the GXV390-DEXT is a direct replacement for the GXV390 DE33 engine, offering the same reliable power and improved performance for applications that require a vertical shaft engine.
Maintenance Tips
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Oil Change: Change the engine oil every 100 hours or annually, whichever comes first.
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Air Filter: Clean or replace the air filter regularly to prevent dirt from affecting engine performance.
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Spark Plug: Inspect and replace the spark plug annually or when engine performance decreases.
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Fuel System: Use fresh, clean fuel and drain the tank if the engine is not used for an extended period.
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Coolant: Check coolant levels regularly and replace as necessary to avoid overheating.
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General Inspection: Inspect for leaks, clean around the engine, and ensure proper airflow for cooling.
