The Wacker Neuson Intake Valve is a genuine OEM intake valve designed for ML440 Light Towers and MG5 series Portable Generators. As a direct factory replacement, this part meets the exact specifications of the original component — no guesswork, no adaptation required. It is compatible across a wide range of ML440 and MG5 configurations, including MG5sd and MG5d variants, making it a versatile stock item for fleets running multiple unit types. Keep a spare on hand and get your equipment back to full operation fast.
Key Features
- OEM-Spec Valve Geometry — Machined to the exact seat angle and stem dimensions specified by Wacker Neuson, ensuring a proper seal and consistent airflow into the combustion chamber.
- Direct Drop-In Replacement — Matches the original valve profile for the ML440 and MG5 engine assemblies, fitting into the existing valve seat without rework or modification.
- Broad ML440 and MG5 Coverage — Compatible with ML440 Light Towers, MG5 and MG5sd Portable Generators, and MG5d Generator units across a wide range of build configurations.
- Protects Engine Compression — A correctly seated intake valve maintains proper cylinder compression, supporting steady power output and efficient fuel combustion in demanding generator and light tower applications.
- Fuel System Integrity — A worn or leaking intake valve allows unmetered air into the combustion cycle, causing rough running, hard starting, and increased fuel consumption — replacing it promptly restores correct engine behavior.
The intake valve controls the entry of the air-fuel mixture into the engine's combustion chamber during the intake stroke. It opens to allow the charge in, then seals completely so compression can build before ignition. When an intake valve wears, burns, or fails to seat correctly, compression drops, the engine loses power, runs unevenly, or becomes difficult to start. Replacing a damaged intake valve with a genuine Wacker Neuson part restores the tight seal the engine depends on for efficient, stable operation.
Part Details
| Part Number | 5000404154 |
|---|---|
| Old Part Number | 0404154 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Intake Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Light Towers | ML440 | 5000630117, 5000630204, 5000630323, 5000630324, 5000630325, 5000630327 |
| Portable Generators | MG5 | 5000630137, 5000630143, 5000630233, 5000630254, 5000630224, 5000630229, 5000630237, 5000630239, 5000630252, 5000630308, 5000630310 |
| Portable Generators | MG5sd | 5000630202, 5000630214, 5000630236 |
| MG5 Generator | MG5d | 5000630211 |
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.
