Ideal for large residential or commercial contractors, the G-Force II 4040 HG-DD pressure washer delivers higher power and flow and is built tough to handle weekly use and deliver high flow and pressure in a compact, durable package. Honda® Engines Reliable, powerful & easy-to-startOil Alert shuts down engine to prevent damage if oil level drops too lowThermal sensor prevents pump from overheating in bypass mode Reliable, powerful & easy-to-start Oil Alert shuts down engine to prevent damage if oil level drops too low Thermal sensor prevents pump from overheating in bypass mode Reliable, GP Triplex Plunger Water Pump 100% Heavy-Gauge Aluminum Frames Up to 40% lighter than steel framesCorrosion resistant to water and chemicalsStandard on all Graco modelsLifetime Warranty Up to 40% lighter than steel frames Corrosion resistant to water and chemicals Standard on all Graco models Lifetime Warranty EZ Start Pressure Relief For Easier Starting Standard Graco featureAllows water bypass pump to eliminate pressure build-up in the systemNo need to pull the gun trigger while starting the washer Standard Graco feature Allows water bypass pump to eliminate pressure build-up in the system No need to pull the gun trigger while starting the washer Direct Drive Compact design with fewer components and lighter weightPump is connected directly to the drive shaft of the enginePump rpm matches that of the engine (usually around 3500 rpm) Compact design with fewer components and lighter weight Pump is connected directly to the drive shaft of the engine Pump rpm matches that of the engine (usually around 3500 rpm)