AR Direct Drive Pressure Washer Pump 4000 PSI 4.0 GPM

Price $229.99

AR Direct Drive Pressure Washer Pump 4000 PSI 4.0 GPM 

This unit is designed for daily use, perfect for contractors! This pump is completely rebuildable from the valves to the packings and unloader. These new pumps feature a new rod design, large side cover sight glass, ceramic plungers, high-quality high-pressure seals, new, low-pressure seal with a scraper (patented), two piece plunger guides, forged brass high-efficiency head design, and new styling. It will fit most HORIZONTAL shaft engines with a 1" diameter shaft. The pump bolts to the motor with a 4 bolt pattern and bolts up on 8 to 13 horsepower Honda Motors. 

Latest in design and technology 
New crankcase style 
High strength forged brass manifold for long term use 
NEW ceramic plungers, thicker wall to help prevent thermal shock
Stainless steel valves 
Side mount valve seat o-rings
High-quality high-pressure seals 
NEW low-pressure seal with built in scraper
Two piece piston guides
NEW connecting rod with 12% more load surface
Large side cover sight glass
Oversized bearings
Rear cover oil drain 
Forged, precision ground crankshaft

Fits the following models:
Fits Delta model: DTH3635, Ridgid model: RD80770, Suitable replacement for 67DX39G1I, Fits Honda GX390 Engines with a 1" Output Shaft 

Max. Volume: 4.0 GPM
Max. Discharge Pressure: 4,000 PSI
Max. Pump Speed: 3,400 RPM
Shaft Diameter: 1” Hollow 
Max. Horsepower Requirements: 14HP
Max. Fluid Temp.: 140° F
Unloader Inlet: 3/4" GH (garden hose)
Unloader Outlet: 3/8" Male Plug

Shipping costs are calculated during checkout. Costs are based on the size of the items you are purchasing and the shipping destination. Shipping services take 3-5 business days from the date of payment. 

Annovi Reverberi

WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. For more information, go to

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