The Wacker Neuson Piston With Rings Set is a genuine OEM component designed for PT3Y series 75mm/3-inch centrifugal trash pumps. Sourced directly from Wacker Neuson, this set delivers the exact tolerances and material specifications required by the engine powering your PT3Y pump. It is a direct-fit replacement for PT3Y models and, ensuring a straightforward installation with no guesswork on fitment. When your pump is due for an engine rebuild, starting with the correct OEM piston and ring set protects the integrity of the repair.
Key Features
- OEM-Matched Bore Tolerances — Manufactured to the precise diameter and compression height specifications required by the PT3Y engine, ensuring correct ring seal and combustion efficiency.
- Complete Ring Pack Included — The set includes the piston and all associated rings, so you have everything needed for a full piston replacement in a single order.
- Direct Fit for PT3Y Trash Pumps — Confirmed compatible with PT3Y series 75mm/3-inch centrifugal trash pumps, including models 5000007118 and 5000007119.
- Restores Full Engine Compression — Worn rings allow blow-by and loss of power; replacing with this OEM set brings compression back to spec and keeps your pump running at rated output.
- Genuine Wacker Neuson OEM Quality — Carries the full backing of the Wacker Neuson OEM parts program, meaning correct part number verification and consistent manufacturing quality across every unit.
The piston and ring set forms the core of the engine's reciprocating assembly. The piston transfers combustion force to the crankshaft, while the rings seal the combustion chamber to maintain compression and control oil consumption. When rings wear or a piston becomes scored, the engine loses compression, burns oil, produces excess smoke, and eventually fails to generate enough power to drive the pump at its rated capacity. Replacing the piston and rings as a matched set restores the combustion seal and brings the engine back to full working order.
Part Details
| Part Number | 5000085547 |
|---|---|
| Old Part Number | 0085547 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston With Rings Set |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 75mm/3in Centrifugal Trash Pum p | PT3Y | 5000007118, 5000007119 |
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.
