Most orders over $79 get FREE Shipping And orders under $79 only charged a flat $12.99 shipping fee
(909) 546-2620 / FAX (909) 356-5448

Pressure-Pro AR Pumps 2400 PSI 2.5 GPM Built In Unloader & Injector

Pressure-Pro AR Pump 2400 PSI 2.5 GPM with Built In Unloader & Injector for vertical gas engine mounted systems. Includes a built-in pressure control valve, downstream chemical injection system, EZ start valve and thermal relief valve.
Free Shipping over 79.00 USD* (limited to items under 50 lbs.)
Experienced Personnel To Help Answer Any Questions You May Have
Ask about our Free Local Delivery
Safe and Secure Shopping
Availability: Currently Available

free shipping         

Factory-Direct Free Shipping within 72 hours.  
In-Stock items ship direct from our Rialto, CA. Store within 24 hrs.  

Pressure-Pro AR Pumps 2400 PSI 2.5 GPM with Built-In Unloader & Injector

This pump is for vertical gas engine driven units. Please reference the pictures showing the mounting difference between the two models.

This pump mounts directly on to the engine shaft by using a keyed hollow shaft connection system.

The mounting flange provides a convenient connection to most 3/4” diameter shaft vertical gas engines in 4 – 7 HP (reference the cc to HP chart) and fits most OEM carts.

The pump includes a built-in pressure control valve, downstream chemical injection system, EZ start valve and thermal relief valve.


  • 3-piston alternating volumetric pumps for use on cleaning units
  • Can be directly coupled to various types of motors
  • Different delivery connections available
  • Optional detergent suction system
  • Integral regulating valve
  • Pump body in die-cast aluminum alloy
  • Pistons driven by swash plate mechanism
  • Two bearing systems, to support the pump shaft and pistons
  • Pistons in hardened and tempered steel
  • Double gasket sealing system
  • Intake valves fitted above the pistons for greater efficiency


2,400 PSI Max
2.5 GPM
3,400 RPM
3/4” Shaft (Fits Vertical Shaft Engines)
Oil Lubricated - Pre-filled
Built in Control & Chemical Injector
Thermal Relief Valve Included
Input: Female Garden Hose
Output: (MALE)Hose Connection is 22mm x 14mm

*Pump Saver required; Aluminum Manifold

This pump will fit on many brands such as Honda, Powerstroke, Briggs, Karcher, Blackmax and more.

**NOTE: This pump WILL NOT fit Karcher units that use a hex bolt to drive the pump. 

Some Briggs models (Craftsman, John Deere, Brute, Troy-bilt ETC..) Units made by Briggs Power Products are Back Mounted (turned 180º) 

Assembled in the USA

0 stars based on 0 reviews
. . . . .