The Wacker Neuson Spark Plug is a genuine OEM component designed for a wide range of Wacker Neuson gasoline-powered equipment, including the CT36BDT and CT48BDT walk-behind concrete trowels, PT2B and PT3B centrifugal trash pumps, B 5000 gasoline power units for internal vibrators, and the PD3B diaphragm pump. As a factory-authorized part, the is manufactured to the exact specification required by the original engine design — ensuring correct heat range, thread pitch, and electrode gap right out of the box. Sourced directly from Wacker Neuson, this spark plug slots in as a direct replacement with no adjustment needed to the ignition system. Keep a spare on hand and you'll have your equipment firing cleanly at the start of every shift.
Key Features
- Correct Heat Range for the Engine: — Matched to the thermal demands of Wacker Neuson's gasoline engines, preventing pre-ignition, fouling, and misfires that an incorrect plug can cause.
- Exact Thread Pitch and Reach: — Threads in directly to the cylinder head without chasing or adapting — the same plug the engine left the factory with.
- Broad Cross-Family Fitment: — A single OEM part number covers CT36BDT and CT48BDT walk-behind trowels, PT2B and PT3B trash pumps, PD3B diaphragm pump, and B 5000 gasoline power units.
- Clean, Reliable Ignition: — A properly gapped, correctly rated plug ensures full combustion on every power stroke — essential for consistent engine starting and smooth throttle response under load.
- Genuine OEM Quality: — Supplied by Wacker Neuson as original equipment, this plug meets the same electrode material and insulator grade spec as the part it replaces.
A spark plug ignites the compressed air-fuel mixture inside the engine's combustion chamber, triggering the power stroke that keeps the engine running. The plug must deliver a precisely timed, high-voltage spark across a calibrated electrode gap — if the gap is wrong, the heat range is mismatched, or the electrode is worn, combustion becomes incomplete, resulting in hard starting, rough running, loss of power, or engine damage over time. Replacing a fouled or worn spark plug with the correct OEM specification part restores full ignition performance and protects the engine from the knock and overheating that a failing plug can cause.
Part Details
| Part Number | 5000084766 |
|---|---|
| Old Part Number | 0084766 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Spark Plug |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 915mm/36in Walk-behind Trowel | CT36BDT | 5000008009 |
| 50mm/2in Centrifugal Trash Pum p | PT2B | 5000006722 |
| 1220mm/48in Walk-behind Trowel | CT48BDT | 5000008017 |
| Gasoline Power Unit for Intern al Vibrator | B 5000 | 5000007522, 5000006307 |
| 915mm/36in Walk-behind Trowel | CT36BDT-E | 5000008010 |
| 75mm/3in Centrifugal Trash Pum p | PT3B | 5000006731 |
| 75mm/3in Diaphragm Pump | PD3B | 5000006802 |
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.
