Description
Overview:
The Honda GX390 QX Engine with 1 inch (25.4 mm / 2.54 cm) shaft and Oil Alert is a robust, air-cooled 4‐stroke OHV petrol engine for heavy-duty use. Built with high-quality components, it delivers dependable power with efficient fuel and oil use, making it suitable for long working days on site or in the workshop. Its digital CDI ignition, automatic decompression, and soft recoil starter provide consistent, easy starting. Low vibration and noise help improve comfort and control. This Genuine Honda part is a strong choice for construction equipment, generators, welders, pumps, and agricultural tillers. Ideal where a standard 1 inch output shaft is required, the GX390 QX and GX390 QXQ4 offer reliable performance and compatibility across a wide range of industrial and commercial machines.
Key Features:
- Genuine Honda part for assured quality and support
- 1 inch (25.4 mm / 2.54 cm) output shaft for broad compatibility with clutches, pulleys, and couplings
- Oil Alert low‐oil shutdown helps prevent engine damage
- OHV design for efficient combustion and strong torque
- Digital CDI ignition for reliable spark and stable running
- Automatic decompression for easier pull starting
- Soft recoil starter handle for comfortable operation
- Reduced vibration and noise for improved user comfort
- Designed for low fuel and oil consumption to reduce running costs
- Durable construction for long service life in demanding environments
- Supplied as a complete engine ready to mount to suitable equipment
- Compliant with current environmental standards for low emissions
Typical Applications:
Commonly used to power plate compactors, cement mixers, site generators, welding sets, high‐pressure and trash pumps, agricultural tillers, power trowels, and other industrial machinery. Suitable for construction, landscaping, facilities maintenance, hire fleets, and farm equipment where a reliable 4‐stroke engine with a 1 inch (25.4 mm) shaft is required for continuous or intermittent duty.
Also known as:
Honda GX390 1 inch Shaft Engine, GX390 QX series engine, Honda GX390 with Oil Alert, GX390 industrial petrol engine, Honda GX 390 QX petrol OHV engine, GX390 QX recoil start engine. These names are used interchangeably for the same Genuine Honda GX390 QX specification with a standard 1 inch (25.4 mm) output shaft.
Fits Models:
GX390 QXQ4 ENGINE
Product Specifications
| L&S Part No. | GX390 QX |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Honda |
| OEM No. | EGX390QXQ4 |
| Unit of Sale | 1 |
| Applications | GX390 QXQ4 ENGINE |
| Machine Type | Engines, Construction Equipment, Tillers, Generators, Pumps |
