The Multiquip DK1314251620 Valve Overflow DCA-400SSK/SA6D140E-2 is a genuine OEM component designed for DCA400SSK ultra-silent diesel generator systems equipped with the SA6D140E-2 engine. This part is sourced directly through Multiquip's authorized supply chain, ensuring it meets the exact specifications required by the DCA400SSK platform. Correct overflow valve function is critical to maintaining fuel system integrity on high-output generator equipment, and this OEM part delivers the confidence of an exact replacement. DHS Equipment stocks this part to support operators and fleet managers keeping DCA400SSK units running at full capacity.
Key Features
- Genuine OEM Fuel System Integrity — Manufactured to the precise material and dimensional tolerances required for the SA6D140E-2 engine's overflow circuit, ensuring correct pressure regulation and leak-free sealing.
- Direct-Fit Replacement — Engineered specifically for the DCA400SSK ultra-silent generator, this valve installs directly into the existing fuel return circuit without adaptation or modification to surrounding components.
- Confirmed Fitment for DCA400SSK — Validated for use on the DCA400SSK generator series paired with the SA6D140E-2 Komatsu diesel engine; always verify your model and engine code before ordering.
- Protects Fuel System from Overpressure — A functioning overflow valve maintains correct fuel rail pressure and routes excess fuel safely back to the tank; a failed or leaking valve can cause hard starting, rough running, or fuel contamination around the engine bay.
- Authorized Multiquip OEM Part — Supplied as a genuine OEM component under part number DK1314251620, meeting the same standards as the original valve installed at the factory.
The overflow valve in a diesel fuel system controls excess fuel pressure by diverting surplus fuel back to the tank when pressure in the supply line exceeds the designed operating range. On SA6D140E-2-powered equipment like the DCA400SSK generator, this valve plays a direct role in maintaining stable fuel delivery to the injection system, which is essential for consistent power output under load. When the overflow valve wears, sticks open, or begins to leak, it disrupts fuel pressure balance — leading to symptoms such as difficult starting, uneven engine operation, or visible fuel seepage at the valve body.
For assistance confirming fitment or placing your order, contact the DHS Equipment parts team directly.
Part Details
| Part Number | DK1314251620 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Valve Overflow DCA-400SSK/SA6D140E-2 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA400SSK |
| SA6D140E-2 | SA6D140E-2 |
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.
