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Small Engines & Parts • Power Equipment Parts
PRODUCT DESCRIPTION
Honda GX390 QA2 Horizontal Engine
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 QA2 |
| 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 | 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, Manual/Remote (Rod) Throttle |
| BORE x STROKE | 88mm x 64mm |
| COMPRESSION RATIO | 8.2 : 1 |
| CHARGING SYSTEM | N/A |
| MUFFLER | Silent, Spark Arrester, Deflector |
| FLYWHEEL | |
| ENGINE NOTES | |
| REPLACES | GX390U1QA2, GX390UT1 QA2, GX390UT1-QA2, GX390K1-QA2, GX390UT2QA2, GX390UT2QA2, GX390K1QA2 |
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COMMON APPLICATIONS *This engine is commonly used for, but not limited to, these applications* |
Chipper Shredders, Concrete Saws, Grain Augers, Hydraulic Pumps, Lawn Sprayers, Leaf Blowers, Lawn Vacuums, Log Splitters, Overseeders, Pressure Washers, Stucco/Mortar Mixers, Transport Augers |
|
COMMON EQUIPMENT MANUFACTURERS *This engine is commonly used on, but not limited to, these equipment manufacturers/brands* |
Billy Goat, Brave, Huskee, Little Wonder, MacKissic, MTD, NorthStar, Ryan, Simpson |
Please verify this is the correct replacement engine using your current engine's model and spec number. Do not order based off the image alone - engines in the same series may look similar, but have different specifications that may not work for your application. If you're unsure if this is the correct replacement, don't hesitate to contact us via an eBay message with your current model and spec numbers and we'll do our best to find the engine that works for you.
ADDITIONAL INFORMATION
Contact an Equipatron Pro for Help
If you need help finding the right engine or replacement part, contact us via an eBay message so that we can confirm compatibility or find the right part for you. Be sure to include in your message your engine or equipment model and type number
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Returns
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