The Wacker Neuson Main Jet is a genuine OEM component designed for a wide range of Wacker Neuson equipment, including the CT36 and CT48 walk-behind concrete trowel series, PT3A centrifugal trash pumps, GP3800A and GV5000A portable generators, and BPU 3050A, BPU 3545A, BPU 4045A, and BPU 3750Ats reversible vibratory plate compactors. As a genuine OEM part, the is sourced directly through Wacker Neuson's authorized supply chain, ensuring it meets the exact tolerances and flow specifications of the original carburetor jet it replaces. This single part number covers an extensive cross-section of Wacker Neuson gasoline-powered equipment, making it a smart stocking choice for fleet operators and service shops alike. Confirm your model and machine number before ordering to ensure correct application.
Key Features
- Calibrated Fuel Flow: — Precisely sized orifice maintains the correct air-fuel mixture for consistent carburetor performance across all covered models.
- Genuine OEM Construction: — Manufactured to Wacker Neuson's exact material and dimensional specifications, ensuring the jet seats and seals correctly in the carburetor body without rework.
- Broad Fitment Coverage: — A single part number serves CT36 and CT48 concrete trowels, PT3A trash pumps, GP3800A and GV5000A generators, and BPU 3050A, BPU 3545A, BPU 4045A, and BPU 3750Ats reversible vibratory plates.
- Fuel System Integrity: — A correctly spec'd main jet prevents rich or lean running conditions that cause hard starting, rough idle, power loss, and premature engine wear.
- Direct Carburetor Replacement: — Drops into the carburetor's main jet port using standard tooling, with no modification to the fuel circuit required.
- Fuel Safety Compliance: — Using the OEM-specified jet diameter helps maintain proper fuel delivery rates, supporting safe and stable engine operation across all listed applications.
The main jet is a small but critical component inside the carburetor that meters the amount of fuel drawn into the engine under normal running conditions. Its precisely machined orifice controls fuel flow at mid-to-high throttle, directly affecting engine power output, fuel efficiency, and emissions compliance. When a main jet becomes clogged, corroded, or worn, the engine may run lean — causing overheating and power loss — or rich, resulting in excessive fuel consumption, black exhaust smoke, and fouled spark plugs. Replacing a worn or damaged jet with the correct OEM part restores proper carburetion and returns the engine to its designed operating range.
Part Details
| Part Number | 5000127765 |
|---|---|
| Old Part Number | 0127765 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Main Jet |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| CT36-8A-V | CT36-8A-V | 5000620832, 5000009442 |
| CT36-8A Trowel | CT36-8A | 5000009439, 5000620831 |
| CT48-8A Trowel | CT48-8A | 5000009449 |
| CT48-8A | CT48-8A EU | 5000620837 |
| 75mm/3in Centrifugal Trash Pum p | PT3A | 5000009098, 5000009101, 5000009240, 5000620800 |
| Portable Generator | GP3800A | 5000620104, 5000620379, 5000620485, 5000620342, 5000620484, 5000620041, 5000620103, 5000620010, 5100041978 |
| GV5000A | GV5000A | 5000009346, 5000009351, 5000009361, 5100006204 |
| Reversible Vibratory Plate, 35 kN, 45cm/18in | BPU 3545A | 5000008783 |
| BPU 3050A | BPU 3050A | 5000008763 |
| GV5003A | GV5003A | 5100002154 |
| BPU 3050A US | BPU 3050A US | 5000610361 |
| Value Portable Generator | GV3800 | 5000620994 |
| Vibratory plate BPU 4045A | BPU 4045A | 5000610345 |
| BPU3545A-VIBROPLATE | BPU 3545A US | 5000610362 |
| BPU4045A-VIBROPLATE | BPU 4045A US | 5000610403 |
| BPU 3750Ats | BPU 3750Ats | 5000610408 |
| BPU3750Ats | BPU 3750Ats US | 5000610423 |
| GP3800A Generator, EPA | GP3800 | 5000620974, 5000620975, 5000620976 |
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.
