Honda GX390 QAE2 Horizontal 390cc Engine with Electric Start
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Product details
| Management number | 201912854 | Release Date | 2025/09/17 | List Price | $385.19 | Model Number | 201912854 | ||
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| Category | |||||||||
Not Available to Ship to California
With the GX390, you're looking at one of the best engines in the business. Powerful, reliable, durable and quiet. Honda's GX Series is power you can trust, and then some. Common applications include pressure washers, water pumps, agricultural equipment and more.
Digital CDI ignition system with variable timing
Increased compression ratio, Precision camshaft design offers precise valve timing and optimal valve overlap for better fuel efficency, and OHV design for increased efficiency and optimal power transfer
Precision engineered components result in lower vibration
Large capacity, multi-chamber exhaust system, Improved camshaft and muffler reduce overall engine noise by up to 5 dB
Simple throttle control, large fuel tanks, dual oil drains and fill, and easily accessible spark plug
Automatic mechanical de-compression system
| ENGINE SPECIFICATIONS | |
| ENGINE BRAND | Honda |
| MODEL NUMBER | GX390 QAE2 |
| WARRANTY | 3 Year Residential | 3 Year Commercial |
| POWER OUTPUT | 11.7 HP @ 3600 RPM |
| TORQUE | 19.5 lb-ft (26.5 Nm) @ 2500 rpm |
| CRANKSHAFT ORIENTATION | Horizontal |
| CRANKSHAFT TYPE | Straight |
| CRANKSHAFT DIAMETER | 1" |
| CRANKSHAFT LENGTH | 3-31/64" |
| END TAPPED SIZE | 3/8-24UNF 2BTAP |
| KEYWAY | 1/4" |
| ROTATION DIRECTION | Counter-Clockwise |
| STARTER TYPE | Electric & Recoil |
| IGNITION SYSTEM | Digital CDI with Variable Ignition Timing |
| CARBURETOR | Butterfly Float |
| NUMBER OF CYLINDERS | One |
| CYLINDER BORE | Cast Iron Sleeve |
| AIR CLEANER | Dual Element |
| OIL CAPACITY | 1.16 qt |
| FUEL | Unleaded 86 Octane or Higher |
| FUEL PUMP | N/A |
| GOVERNOR SYSTEM | Centrifugal Mass |
| CONTROLS | Manual Choke & Throttle |
| BORE x STROKE | 88mm x 64mm |
| COMPRESSION RATIO | 8.2 : 1 |
| CHARGING SYSTEM | 3 Amp w/ Rectifier |
| MUFFLER | Silent, Spark Arrester, Deflector |
| FLYWHEEL | |
| ENGINE NOTES | |
| REPLACES | GX390U1QAE2, GX390UTQAE2, GX390K1QAE2, GX390UT2QAE2, GX390UT1QAE2, GX390 QAE2 |
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COMMON APPLICATIONS *This engine is commonly used for, but not limited to, these applications* |
Air Compressors, Lawn Sprayers, Log Splitters, Pressure Washers, Sand & Salt Spreaders, Sprayer Pumps, Vibratory Plows, Trenchers |
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COMMON EQUIPMENT MANUFACTURERS *This engine is commonly used on, but not limited to, these equipment manufacturers/brands* |
Brave, Champion, Quincy, Top Dresser, Vermeer |
Honda Power Equipment
Kayak Car | Roof Top Racks
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