Multiquip 8980139104 Fuel Injection Pump 6UZ1

The Multiquip 8980139104 Fuel Injection Pump 6UZ1 is a genuine OEM component designed for the DCA250SSIU ultra-silent diesel generator. Sourced directly from Multiquip, this injection pump is built to the exact specifications of the original unit, ensuring correct fuel delivery and combustion performance on your DCA250SSIU. Verify your model code before ordering to confirm this is the right pump for your machine.

Key Features

• OEM-Spec Fuel Metering — Built to the precise fuel delivery calibration required by the Isuzu 6UZ1 diesel engine, ensuring correct injection timing and pressure output.
• Direct-Fit Installation — Matches the original mounting configuration and fuel line connections on the DCA250SSIU, allowing a straightforward swap without modification.
• Confirmed Fitment — Designed specifically for the Multiquip DCA250SSIU ultra-silent generator series powered by the Isuzu 6UZ1 engine.
• Sustained Generator Output — A properly functioning injection pump maintains consistent fuel volume and timing, supporting steady load capacity and full rated power output from your generator.
• Genuine OEM Quality — Supplied as an authorized Multiquip OEM replacement, matching the materials and tolerances of the factory-installed pump for long-term service life.

The fuel injection pump is responsible for pressurizing and delivering precise quantities of diesel fuel to each cylinder of the engine at the correct moment in the combustion cycle. On a large diesel generator like the DCA250SSIU, this component directly controls engine power output, fuel efficiency, and smooth operation under load. When an injection pump wears or fails, symptoms include hard starting, uneven running, loss of power, excessive smoke, and increased fuel consumption — all of which compromise the generator's ability to deliver reliable power on the jobsite.

For fitment questions or help confirming compatibility with your DCA250SSIU, contact the DHS Equipment team directly.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.