The Wacker Neuson Cylinder Head Cover Subassembly is a genuine OEM component designed for the ML440 Light Tower and MG5 Portable Generator series. As a direct OEM part sourced through Wacker Neuson, it is manufactured to the same specifications as the original component installed at the factory, ensuring a correct, trouble-free installation. This assembly is confirmed to fit across multiple ML440 and MG5 configurations, including MG5sd and MG5d variants, making it a reliable choice when replacing a worn or damaged cover on these machines.
Key Features
- OEM Sealing Integrity — Manufactured to original material and dimensional specs, ensuring the cover forms a proper seal against the cylinder head and keeps oil and contaminants where they belong.
- Direct Drop-In Replacement — Engineered to align with existing mounting points and gasket surfaces on the ML440 and MG5 engine assemblies, so installation follows the original service procedure without modification.
- Broad ML440 and MG5 Coverage — Fits multiple build variants across the ML440 Light Tower series and MG5 Portable Generator lineup, including MG5sd and MG5d configurations.
- Protects Engine Internals — A correctly seated cylinder head cover shields valve train components from debris, moisture, and operating stress — a failed or cracked cover can lead to oil leaks and accelerated wear on top-end engine parts.
- Genuine Wacker Neuson Part — Supplied as an authentic OEM subassembly under part number 5000404116, so you get the correct fit the first time without guesswork.
The cylinder head cover subassembly sits at the top of the engine and encloses the valve train and upper cylinder head area, forming a sealed barrier that retains engine oil and keeps out dust, debris, and moisture. It plays a direct role in maintaining proper lubrication of the rocker arms and valves, which are critical to consistent engine timing and performance. When the cover cracks, warps, or its sealing surfaces degrade, oil leaks develop that can lead to overheating, increased wear, and eventual engine damage — making timely replacement with a correctly specified part essential.
Part Details
| Part Number | 5000404116 |
|---|---|
| Old Part Number | 0404116 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Cylinder Head Cover Subassembly |
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.
