Honda GX120 3.5HP Petrol Engine (GX Series) – QX – 3/4 Inch Keyway
$635.00
Honda GX120 3.5HP Petrol Engine (GX Series) – QX – 3/4 Inch Keyway. SKU/model GX120-QXUZ. Option: QX – 3/4 Inch Keyway. 635.00. Shaft: 3/4 Inch 61.7 mm Straight keyway shaft.
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Description
Product overview
This listing is for the Honda GX120 3.5HP Petrol Engine (GX Series) – QX – 3/4 Inch Keyway as a separate simple product for the exact QX – 3/4 Inch Keyway option. Use this replacement engine only where the engine model, shaft and application requirements match.
Key specifications
| Brand | Honda |
|---|---|
| Engine model / series | Honda GX120 3.5HP Petrol Engine (GX Series) |
| Engine style / orientation | Horizontal Shaft |
| Source option label | QX – 3/4 Inch Keyway |
| Source SKU / model code | GX120-QXUZ |
| Horsepower | 4 |
| Engine displacement / cc | 118 |
| Starter type | Recoil / Pull Start |
| Fuel tank | 2.0 L |
| Dimensions | 305 x 341 x 318 |
| Dry weight | 15 kg |
| Shaft diameter | 3/4 Inch |
| Shaft length | 61.7 mm |
| Shaft type / keyway / taper / thread | Straight keyway shaft |
| Source specification | Engine Type 4-stroke, overhead valve, single-cylinder |
| Source specification | Displacement (cc) 118 |
| Source specification | Starter Type Recoil / Pull Start |
| Source specification | Horsepower Class (hp) 4 |
| Source specification | Fuel Type Unleaded |
| Source specification | Fuel Tank Capacity (Ltrs) 2.0 |
| Source specification | Oil Alert System Yes |
| Source specification | Dimensions LxWxH (mm) 305 x 341 x 318 |
| Source specification | Dry Weight (kg) 15 |
| Source specification | Various Shaft Options & Reduction options available as per below |
| Source specification | QX Keyway Shaft – 19 mm (3/4") Diameter x 61.7mm Long |
| Source specification | LX – 2:1 Reduction Drive / 18mm Diameter Keyway Shaft |
| Source specification | HX – 6:1 Reduction Box / 19 mm (3/4") Diameter Keyway Shaft |
Typical applications / fitment
Suitable as a replacement engine only for applications that match the model, horsepower class, shaft configuration, dimensions and installation requirements shown above.
Please confirm your engine model, shaft type, shaft size, shaft length and application before ordering. If you are unsure, contact Hampton Mower Centre with your model/type code and photos.
Additional information
| Weight | 15 kg |
|---|---|
| Dimensions | 30.5 × 34.1 × 31.8 cm |






