Hot Water Pressure Washers On Sale!

Please contact us for lead times.

See how the ATPRO Power Points program works.

Hot Water Pressure Washers On Sale!

Please contact us for lead times.

See how the ATPRO Power Points program works.

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Interpump WW963 "44 Series" Bare Pump 4000psi 3gpm Fits 1" Gas Engine Shaft

WW963BC

General Pump - Interpump 44 series WW963C triplex pressure wash pump. Replacement pump fits most 9 to 15hp gas engines with 1" shaft.

4000 PSI Maximum Rated Pressure

  • 3.0 GPM @ 3400 RPM
  • 1" hollow shaft
  • Flange for gas engine: 9 to 15hp
  • Inlet: 1/2" FPT
  • Outlet: 3/8" FPT

Unloader sold separately.

Do not install pump without unloader or pressure regulator.

Professional installation is recommended.

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