MT4240 Engine & Pump Power Unit for Pressure Washer Trailer - Honda GX390

The MT4240 is a Simpson pressure washer power unit that includes a GX390 engine and a 3450 RPM pump. This power unit is capable of mounting onto a pressure washer trailer unit for an enhanced cleaning output.

This engine and pump assembly also includes a fixed chemical injector, a 5-piece spray nozzle set, a pressure washer spray gun, and a 100 ft. high-pressure hose.

The product code 60791 may also be used to refer to the MT4240.

Features of the MT4240 Power Unit

• Horizontal-mounting pump features an external unloader and thermal relief valve.
• Comes standard with a Monster 100 ft. duel-braided high pressure hose with QC fittings.
• Integrated low oil safety shutdown helps to prevent damage to the engine
• Designed to mount onto a Simpson mobile trailer.

Specifications

Note: Listed specs are for the MT4240. May change if the unit has been mounted onto a mobile trailer.

Max. Pump Pressure: 4000 PSI

Max. Pump Flow Rate: 2: 4.0 GPM

Hose Size: 100 ft. x 3/8 in.

Spray Gun Connectors: 3/8 QC male inlet x M22 female

Mounting Platform Size: 4 ft. x 5.6 ft.