The Wacker Neuson 5100031478 Cylinder Head is a genuine OEM component designed for the PTS4V self-priming centrifugal trash pump. As a direct OEM part, it is manufactured to the exact specifications of the original, ensuring a correct fit and dependable engine performance on the PTS4V series. If your pump is showing signs of compression loss, overheating, or head gasket failure, replacing the cylinder head with the correct OEM part is the surest path to restoring full operation.
Key Features
- Genuine OEM Construction — Machined to the precise combustion chamber geometry and port dimensions of the original, ensuring correct compression ratio and sealing surface integrity for the PTS4V engine.
- Direct Drop-In Replacement — Matches the original bolt pattern, port alignment, and head stud spacing, allowing straightforward installation without machining or adaptation.
- PTS4V Trash Pump Fitment — Confirmed fit for the PTS4V 100mm/4-inch self-priming centrifugal trash pump platform.
- Restored Compression and Power Output — A correctly seated cylinder head maintains the combustion seal needed for full engine power, directly affecting the pump's flow rate and lifting capacity. A warped or cracked head causes loss of compression, misfiring, and overheating.
- Fuel System and Combustion Safety — A failed or improperly sealed cylinder head can allow combustion gases to escape into the engine bay, creating a fire and safety hazard. Using the correct OEM replacement ensures the combustion chamber is properly contained.
The cylinder head sits atop the engine block and forms the upper boundary of the combustion chamber, housing the intake and exhaust valves and providing the sealing surface for the head gasket. It plays a central role in maintaining the compression needed to combust the air-fuel mixture efficiently and drive the pump's impeller. When a cylinder head warps, cracks, or develops a failed sealing surface, the engine loses compression, runs rough, overheats, and can no longer deliver the flow and suction performance the PTS4V is built for.
Part Details
| Part Number | 5100031478 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Cylinder Head |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 100mm/4in Centrifugal Trash Pu mp | PTS4V | 5100031221 |
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.
