The Multiquip 6151721390 is a genuine OEM Injection Pump SA6D125E/DCA220SSK designed for the DCA220SSK ultra-silent generator series and SA6D125E-powered equipment. Sourced directly from Multiquip, this component meets the original engineering specifications for the SA6D125E engine platform, ensuring a proper match to the fuel delivery requirements of the DCA220SSK. If your generator is exhibiting hard starts, uneven power output, or fuel delivery issues, replacing the injection pump with a verified OEM part is the correct first step to restoring full operation. DHS Equipment stocks this part and ships it ready to install.
Key Features
- OEM-Spec Fuel Metering Precision — Calibrated to the exact fuel delivery tolerances of the SA6D125E engine, maintaining correct injection timing and pressure for consistent generator output.
- Direct-Fit Replacement — Engineered to match the original mounting configuration and port connections on DCA220SSK units, allowing straightforward installation without machining or adapter work.
- Confirmed Fitment — Compatible with the DCA220SSK ultra-silent diesel generator and the SA6D125E engine series.
- Sustained Load Performance — A properly functioning injection pump ensures the SA6D125E delivers steady fuel flow under continuous load, protecting generator output stability during long run cycles.
- Fuel System Integrity — Correct injection pressure and timing are critical to preventing incomplete combustion, excessive smoke, and premature engine wear — all common consequences of a failing pump.
The injection pump is responsible for pressurizing and delivering precisely metered fuel to each cylinder of the SA6D125E diesel engine at exactly the right moment in the combustion cycle. When it functions correctly, the engine produces smooth, consistent power — critical for a generator like the DCA220SSK that must maintain stable output under variable electrical loads. When the injection pump wears or fails, symptoms typically include rough idling, loss of power, excessive exhaust smoke, or an engine that will not start — all signs that fuel delivery has been compromised and the pump requires replacement.
Part Details
| Part Number | 6151721390 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Injection Pump SA6D125E/DCA220SSK |
Compatibility & Fitment
| Name | Model |
|---|---|
| DCA220SSK | DCA220SSK |
| SA6D125E | SA6D125E |
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.
Multiquip
Multiquip DK1056630510 Fuel Injection Pump Coupling SA6D125E-2
