Honda GX390 QA2 (GX390UT2QA2) horizontal OHV engine is 390cc and puts out 11.7 net HP. This Honda GX has a 1″ x 3-31/64″ crankshaft. The engine has a recoil starter, a silent muffler with a spark arrestor and deflector plus an oil alert system. Honda GX390 commercial engines deliver economical and quiet operation without sacrificing superior performance and reliable power. Common applications for this engine include water pumps, small vehicles, commercial lawn and garden equipment, generators and more. Buyer protection package provides three-year commercial engine warranty. 49-State Compliant. All engines purchased from us ship for free and are foam packed for added protection during transit. n
Key Specifications
| BRAND | Honda |
|---|---|
| MODEL NUMBER | GX390-QA2 |
| REPLACES MODELS | GX390U1QA2, GX390UT1 QA2, GX390UT1-QA2, GX390K1-QA2, GX390UT2QA2, GX390UT2QA2, GX390K1QA2 |
| WARRANTY | 3 Year Consumer & Commercial |
| SHIPPING WEIGHT | 78 |
| DISPLACEMENT | 389cc |
| STARTER TYPE | Recoil |
| CRANKSHAFT ORIENTATION | Horizontal |
| CRANKSHAFT TYPE | Straight |
| FUEL SYSTEM | Gasoline |
| GEAR REDUCTION | No |
| CRANKSHAFT DIMENSIONS | 1″ x 3-31/64″ |
| CRANKSHAFT LENGTH | 3-31/64″ |
| CRANKSHAFT END TAPPED SIZE | 7/16 – 20 |
| CRANKSHAFT KEYWAY WIDTH | 1/4″ |
| CRANKSHAFT ROTATION DIRECTION (FROM PTO SIDE) | Counterclockwise |
| CYLINDERS | 1 |
| CYLINDER BORE TYPE | Cast Iron |
| AIR CLEANER TYPE | Dual Element |
| FUEL PUMP | No |
| OIL COOLER | No |
| OIL CAPACITY | 38 |
| LOW OIL ALERT | No |
| LOW OIL SHUTDOWN | Yes |
| IGNITION SYSTEM | Digital CDI with Variable Timing |
| CARBURETOR TYPE | Float |
| CHOKE CONTROL | Manual |
| BOLT CIRCLE | 5,6-1/2 |
| NOTES | Engine Notes: |
| PTO HEIGHT | 5 – 1/4 |
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