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    • General Pump PMREZ4040G Made Ready Pump Kit, EZ4040G with EZ Start Unloader, 4000 PSI, 4.0 GPM, 1" Shaft Gas

    General Pump PMREZ4040G Made Ready Pump Kit, EZ4040G with EZ Start Unloader, 4000 PSI, 4.0 GPM, 1" Shaft Gas

    Vendor: General Pump Type: Plunger Pump
    Regular Price $648.41
    Shipping calculated at checkout.

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    The General Pump PMREZ4040G is a made ready kit built on the EZ4040G triplex plunger pump. It delivers 4.0 GPM at up to 4,000 PSI on 9 to 13 HP gasoline engines with a 1" shaft and includes a PULSAR4KHPEZ EZ start unloader, thermal relief valve, garden hose inlet fitting, installed QC socket and mounting bolts.

    Key Features

    • General EZ4040G Pump with SAE J609 Gas Flange
    • Direct Drive with Gas Flange 9.0-13.0 HP SAE
    • Forged brass head & valve covers
    • Solid ceramic plungers

    What's Included

    • General EZ4040G Triplex Plunger Pump
    • PULSAR4KHPEZ EZ Start Unloader 4,050 PSI, 10 GPM
    • Thermal relief valve
    • 3/8” Hose Barb and Clamp Keeps Hose Secure and Sealed
    • 3/4” Garden Hose Inlet Fitting with 1/4” Side Port
    • 3/8” QC brass socket Installed and 3/8” QC Plug Included
    • Mounting bolts

    Specifications

    Brand General Pump
    Manufacturer Part Number PMREZ4040G
    Max. Volume 4.0 GPM
    Max. Discharge Pressure 4,000 PSI
    Max. Pump Speed 3,400 RPM
    Shaft Diameter 1” Hollow
    Max. Horsepower Requirements 14.5 GHP
    Max. Fluid Temp. 165º F
    Weight 23.50 lb

    Note: Pumps are not tested prior to shipping and unloader will need to be adjusted

    Frequently Asked Questions

    How is this different from the EZ4040G pump?

    The EZ4040G is the bare pump. The PMREZ4040G adds the unloader, thermal relief valve and fittings so it is ready to install.

    What engines does it fit?

    Gas engines from 9 to 13 HP with a 1" shaft and SAE J609 flange.

    What horsepower is required?

    14.5 GHP.

    Does the unloader need adjustment?

    Yes, at installation.

    Max water temperature?

    165°F.

    Product Specifications
    Specification Name Specification Value
    Color pattern Gold
    Service & Support

    Warranty

    This product is backed by a 12-month limited warranty, covering defects in materials and workmanship under normal use.

    Technical Assistance

    Our dedicated support team is available to assist with product setup, operation guidance, and troubleshooting. Contact us via email or phone for prompt service.

    Documentation & Downloads

    Access essential resources including the user manual, technical specifications, and safety instructions in our online support center.

    Replacement Parts & Accessories

    We offer a full range of genuine replacement parts, including batteries, chargers, and compatible accessories to ensure long-term performance.

    Training & Tutorials

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