Honda GX390 engine with a 1" keyway shaft. This Honda GX390-QXQ4 13HP petrol engine is perfect for pressure washers, pumps, soft wash systems etc.

The reliability of Honda doesn't need any explaining, they are made in Japan and very high quality.

The Honda GX390 engine is suitable for a wide range of heavy duty applications such as in power washers, pumps, soft wash systems, generators, welders, construction equipment, tillers and other industrial applications.

OHV design enhances combustion efficiency
High power-to-displacement ratio
Easy starting with an automatic decompression system and an easy-to-grip soft recoil starter handle
High quality materials and purpose-built components which ensure reliable, long-term use
Meets world's most stringent environmental legislation
Low fuel and oil consumption
Reduced vibration and noise levels

Honda GX390 Engine Specification:

ENGINE TYPE - 4-stroke single cylinder, OHV petrol engine, 25° inclined cylinder, horizontal shaft
CYLINDER SLEEVE TYPE - Cast iron sleeve
BORE X STROKE - 88 x 64 mm
DISPLACEMENT - 389 cm³
COMPRESSION RATIO - 8.2 : 1
NET POWER - 8.7kW / 11.7HP @ 3600 rpm
CONT. RATED POWER -  6.4kW / 8.6HP @ 3000 RPM or 7.0kW / 9.4HP @ 3600 RPM
MAX. NET TORQUE - 26.5 Nm ( 2.7 kgfm ) @ 2500 RPM
STARTER - Recoil
FUEL TANK CAPACITY - 6.1 Litre
FUEL CONS. AT CONT. RATED POWER - 3.5 L/h @ 3600 rpm
ENGINE OIL CAPACITY - 1.1 Litre
DIMENSIONS - 406 x 460 x 448mm (L x W x H)
DRY WEIGHT - 31.7KG

Please contact us if you are unsure whether this will suit your application.



23B Solutions is a leading provider of industrial fluid pump systems and the related parts/accessories. We specialise in high pressure, high temperature, stainless steel, misting, electric, engine driven and hydraulically driven water based systems.