The Multiquip 8981677631 Injection Pump DCA400SSI4F3 is a genuine OEM injection pump designed for the DCA-400SSI4F3 ultra-silent generator. As a direct Multiquip OEM component, 8981677631 is manufactured to the exact specifications required by the DCA-400SSI4F3 diesel fuel system, ensuring proper fuel delivery performance and engine operation. Sourced directly through authorized Multiquip supply channels, this part is the correct replacement when servicing or restoring the injection system on DCA-400SSI4F3 units.
Key Features
- Genuine OEM Fuel Metering Accuracy — Built to the precise flow rate and pressure tolerances required by the DCA-400SSI4F3 diesel engine, maintaining correct fuel delivery at all load conditions.
- Direct-Mount Replacement — Matches the original mounting configuration, port sizing, and timing specifications of the DCA-400SSI4F3, allowing a straightforward swap during pump replacement service.
- Confirmed Fitment for DCA-400SSI4F3 — Verified for use with the Multiquip DCA-400SSI4F3 ultra-silent diesel generator series.
- Sustained Engine Output — A correctly functioning injection pump keeps fuel atomization and combustion timing on spec, supporting full rated generator output and smooth engine operation under load.
- Fuel System Integrity — Proper injection pump sealing and calibration prevents unmetered fuel delivery, which can cause hard starts, rough running, excessive smoke, or engine damage if left unaddressed.
The injection pump is the heart of the diesel fuel system — it pressurizes and meters fuel, then delivers precisely timed charges to each injector so combustion occurs at the right moment in the engine cycle. On a generator like the DCA-400SSI4F3, where consistent power output is critical, a worn or failing injection pump can cause loss of power, erratic engine speed, increased fuel consumption, and difficulty starting. Replacing a degraded pump with a genuine Multiquip OEM unit restores the fuel delivery precision the engine was engineered to rely on.
Part Details
| Part Number | 8981677631 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Injection Pump DCA400SSI4F3 |
Compatibility & Fitment
| Name | Model |
|---|---|
| DCA-400SSI4F3 | DCA-400SSI4F3 |
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.
