The Wacker Neuson Carburetor Assembly is a genuine OEM component designed for the MDP3 series trash pumps, including the MDP3 Trash Pump models. As a factory-sourced part, the is manufactured to the exact specifications Wacker Neuson requires for proper fuel delivery and engine operation on these machines. Correct carburetion is critical to pump startup, throttle response, and sustained output — making this a non-negotiable replacement when the original unit is worn, clogged, or damaged. Sourcing the genuine OEM assembly ensures every jet, gasket, and diaphragm inside the unit is built to the tolerances the MDP3 platform demands.
Key Features
- Genuine OEM Fuel Calibration — Factory-configured jet sizing and fuel metering match the MDP3 engine's air-fuel ratio requirements straight out of the box.
- Complete Assembly Replacement — Supplied as a full carburetor assembly, so all internal wear components — diaphragms, jets, and needle valves — are replaced in a single service step.
- Direct-Fit for MDP3 Series — Confirmed fitment across MDP3 and MDP3 Trash Pump variants, including both standard and dimensional-spec models (L593, W440, H442).
- Restored Engine Starting and Throttle Response — A failed or gummed carburetor causes hard starting, rough idle, and loss of pump output; this assembly restores clean fuel delivery and consistent engine behavior.
- Fuel System Safety Integrity — A properly sealed OEM carburetor assembly prevents fuel leaks at the engine — an important consideration on pump equipment operating near water and job-site personnel.
The carburetor is responsible for mixing air and fuel in the correct ratio before delivery to the engine's combustion chamber. On trash pump equipment like the MDP3, the carburetor must perform consistently under variable load conditions — from startup through sustained high-speed pumping operation. When a carburetor degrades through wear, varnish buildup, or diaphragm failure, the engine will typically exhibit hard starting, erratic idling, power loss, or complete failure to run, bringing pumping operations to a halt until the unit is serviced or replaced.
Part Details
| Part Number | 5000406846 |
|---|---|
| Old Part Number | 0406846 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Carburetor Assembly |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Trash Pumps | MDP3 | 5000630140, 5000630144, 5000630176, 5000630177 |
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.
