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General pump T991 4 gpm @ 1100 psi pressure washer pump


Industrial Grade Pressure Washer Pump W/ Rails
Available in Right or Left Hand Shaft
Please call (***) 519-9279, (***) 562-5488 or
for any questions related to pressure washers.
We are a General Pump, CAT Pumps, Giant and AR distributor.
* Forged brass manifold with an exclusive lifetime warranty
* Die cast, anodized aluminum oil bath crankcase
* Solid ceramic plungers with continuously lubricated packings
* The original InterPump unitized stainless steel Kit 1 inlet and outlet valves
* Standard 24mm solid shaft for pulley mounting
* Flex coupling and bell housing available for direct drive
* Ideal for all general cleaning / washing applications
* Maximum Volume: 4.0/3.5 GPM
* Maximum Discharge Pressure: 1100/1500 PSI
* Maximum Inlet Pressure: 125 PSI
* Maximum Pump Speed: 1750/1450 RPM
* Minimum Horsepower Requirements: 3.6 bhp (multiply by 1.5 for gas engines)
* Crankcase Capacity: 15.2 oz. (nondetergent SAE 30W oil)
* Maximum Fluid Temperature: 165 degrees F.
* Inlet Port Thread: 1/2" FPT
* Discharge Port Thread: 3/8" FPT
* Shaft Diameter: .945" (24mm)
* Dimensions: 9.3" x 8.3" x 5.4"
Lubrication: Fill crankcase to dot on oil gauge window per specifications with SAE 30W oil. Change oil after 40 break-in period, then every 3 months or 500 hour intervals thereafter.
The following items are NOT warranted, due to matters beyond General Pump/US control.
1. Normal wear and tear to parts that are considered standard wear parts.
3. Use of unauthorized repair parts, or;



General pump T991 4 gpm @ 1100 psi pressure washer pump