The Wacker Neuson Main Jet is a genuine OEM component designed for a wide range of Wacker Neuson equipment, including VP and WP series single-direction vibratory plates, BPU reversible vibratory plates, PT2 centrifugal trash pumps, PG3 dewatering pumps, CT36-6 concrete trowels, GP2600 portable generators, and BFS floor saws. As a factory-sourced part, the is manufactured to the exact specifications required by each compatible machine, ensuring consistent carburetor fuel metering across every application. This level of precision matters — the main jet is a small but critical component that directly governs engine fuel delivery and performance. Keep a spare on hand if you run multiple Wacker Neuson machines across your fleet.
Key Features
- Exact Fuel Metering Calibration — Sized to OEM specification for consistent air-fuel ratio; prevents rich or lean running conditions that cause power loss or rough idle.
- Genuine OEM Sourcing — Factory-produced by Wacker Neuson, this jet carries the same part number and orifice sizing as the jet installed at the production line.
- Broad Cross-Fleet Compatibility — A single part number covers VP, WP, and BPU vibratory plates, PT2 and PG3 pumps, CT36-6 trowels, GP2600 generators, and BFS floor saws — simplifying inventory across your fleet.
- Drop-In Carburetor Replacement — Threads directly into the carburetor body using the existing seat; no drilling, reaming, or carburetor disassembly beyond standard jet replacement.
- Protects Engine Longevity — A correctly sized jet prevents fuel starvation under load and eliminates the carbon fouling caused by an over-rich mixture, both of which accelerate wear on valves, rings, and the cylinder bore.
- Fuel System Safety — An OEM-spec jet maintains the correct fuel flow rate, reducing the risk of uncontrolled rich-running conditions that can cause overheating or unintended engine behavior.
The main jet is a precisely drilled metering orifice located inside the carburetor. It controls the volume of fuel drawn into the engine under normal operating load — essentially setting the engine's fuel-to-air ratio at mid to full throttle. When a main jet becomes clogged, corroded, or worn oversize, the engine will either run lean (starving for fuel, causing overheating and power loss) or rich (flooding with fuel, causing fouling and excessive smoke). Replacing a faulty or dirty main jet with an OEM-spec unit like the Wacker Neuson 5000156543 restores correct fuel delivery and returns the engine to its designed power output.
Part Details
| Part Number | 5000156543 |
|---|---|
| Old Part Number | 0156543 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Main Jet |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PT2 Pump | PT2 | 5000009318, 5000009319, 5000009320 |
| CT36-6 Trowel | CT36-6 | 5000009443, 5000620830 |
| Premium Portable Generator | GP2600 | 5000620088, 5000620116 |
| PG3 Dewatering Pump | PG3 | 5000009498, 5000009499 |
| Value Vibratory Plate, 13 kN, 400mm/15.5in | VP1340RW | 5000009034 |
| Value Vibratory Plate, 15 kN, 500mm/19.5in | VP1550RW | 5000009030 |
| Value Vibratory Plate, 13 kN, 400mm/15.5in | VP1340R | 5000009033 |
| VP1340W VIBROPLATE | VP1340W | 5000008706, 5000630051 |
| Value Vibratory Plate, 15 kN, 500mm/19.5in | VP1550R | 5000009029, 5000630056 |
| Value Vibratory Plate, 20 kN, 500mm/19.5in | VP2050R | 5000009088, 5000630063 |
| VP1550W VIBROPLATE | VP1550W | 5000008708, 5000630013, 5000630053 |
| VP1340 Single Direction Vibratory Plate | VP1340 | 5000008705, 5000630050 |
| Single Direction Plate | VPR70 | 5000006909 |
| WP1540W VIBROPLATE | WP1540W | 5000009326, 5000630018, 5000009547, 5000630066 |
| VP1550 VIBROPLATE | VP1550 | 5000008707, 5000630052 |
| WP1550W VIBROPLATE | WP1550W | 5000009324, 5000009548, 5000630020, 5000630064 |
| WP1550 VIBROPLATE | WP1550 | 5000009325, 5000630065 |
| WP1540 VIBROPLATE | WP1540 | 5000009327, 5000630067 |
| Value Vibratory Plate | VP2050I | 5000009541 |
| BFS12 FLOOR SAW | BFS12 | 5000630000 |
| WP 2050W | WP2050W | 5000630023 |
| WPP 1540W | WPP1540W | 5000630027 |
| WPP 1550W | WPP1550W | 5000630031 |
| WPP 1550Ww | WPP1550Ww | 5000630032 |
| WPP 1540Ww | WPP1540Ww | 5000630028 |
| Single Direction Asphalt Plate | VP2050RW | 5000009511 |
| VP2050W VIBROPLATE | VP2050W | 5000009537 |
| Walk-behind Rollers | RS600 | 5000630194, 5000630136 |
| Modular Internal Vibrators | RD 3.7 | 5000006908 |
| 500mm/50in, 20kN Value Vibrato ry Plate | VP2050 | 5000009530 |
| Single Direction Plates | VP1340W-L | 5000630001 |
| Single Direction Plates | VP1340W-LL | 5000630002 |
| Single Direction Plates | VP1340W-LF | 5000630003 |
| Floor Saws | BFS1214 | 5000630004, 5000630093 |
| Single Direction Plate | WP1550Ww | 5000630113 |
| Single Direction Plate | WP2050Ww | 5000630116 |
| VP1340W VIBROPLATE, W/WHEEL KIT | VP1340W w/WH | 5000630121 |
| Floor Saw | BFS 12 | 5000630092 |
| Single Direction Plate | WP1540Ww | 5000630111 |
| Gas Reversible Vibratory Plate ,25 kN,40cm/16in | BPU 2540 | 5000008954 |
| Floor Saw | BFSX1214 | 5000630101 |
| Floor Saws | BFS 614B | 5000009526 |
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.
