Product Overview

The Honda GX390 Petrol Engine (GX390K1QX) is a powerful, reliable, and efficient 4-stroke OHV engine, trusted across industries for professional applications. Delivering up to 13.0 Gross HP and 11.7 Net HP (SAE J1349), it is ideal for powering high-performance equipment such as pressure washers, generators, water pumps, and construction machinery.

This model features a 1" parallel keyway horizontal shaft, recoil start with Oil Alert, and a large 6.1L fuel tank for extended run times. Known for its durability, the GX390 is built with Honda’s world-class engineering to withstand demanding workloads while maintaining fuel efficiency.

Key Features

✅ High Power Output – 13.0 HP Gross / 11.7 HP Net for heavy-duty applications.
✅ Reliable Performance – Continuous rated 9.4 HP at 3600 rpm.
✅ Fuel Efficient – 3.5 L/h consumption at 3600 rpm.
✅ Durable Design – Air-cooled, 4-stroke OHV engine with superior build quality.
✅ Safety Protection – Oil Alert system to prevent engine damage.
✅ Large Fuel Capacity – 6.1L tank for extended operation.
✅ Compact & Lightweight – Dimensions: 406 x 460 x 448 mm, Weight: 31.7 kg.
✅ Versatile Applications – Perfect for industrial pressure washers, pumps, generators, and more.

Why Choose the Honda GX390?

Renowned for its long lifespan, dependable performance, and easy maintenance, the Honda GX390 Petrol Engine is the industry standard for reliability. Whether you’re powering agricultural, industrial, or construction equipment, this engine ensures you get maximum output with minimal downtime.