The Wacker Neuson Main Jet is a genuine OEM component designed for the PG3A, G2.1A, G2.1AE, G2.5A, and G5.7AE series portable generators. As a direct OEM replacement, part is manufactured to the same specifications as the original, ensuring correct fuel metering and consistent engine performance across the generator lineup it supports. This jet fits both 50Hz and standard portable generator configurations within the G-series and PG3A families, making it a versatile service part for technicians and operators maintaining multiple units. Keep a spare on hand to minimize disruption during scheduled carburetor service or unplanned fuel system repairs.
Key Features
- Calibrated Orifice Sizing: — Manufactured to the exact bore diameter of the original OEM jet, ensuring correct air-fuel ratio delivery and stable engine output under load.
- Genuine OEM Part: — Sourced directly from Wacker Neuson, this part carries the same part number and specification as what left the factory, eliminating guesswork on carburetor rebuilds.
- Drop-In Carburetor Fit: — Threads directly into the carburetor body of compatible G-series and PG3A generators with no modification to the fuel circuit.
- Broad Generator Family Coverage: — A single part number covers the PG3A, G2.1A, G2.1AE, G2.5A, and G5.7AE series, including 50Hz portable generator variants.
- Fuel System Integrity: — A worn or clogged main jet causes rich or lean running, rough idle, surging under load, and hard starting — replacing it restores clean, consistent combustion.
- Fuel Circuit Safety: — An incorrectly sized or damaged jet can cause dangerously lean engine operation; using a genuine OEM jet ensures the fuel delivery circuit operates within designed parameters.
The main jet is a precision-metered orifice located inside the carburetor that controls the volume of fuel delivered to the engine at mid to full throttle. Its calibrated bore size is what sets the correct fuel-to-air ratio the engine needs to run efficiently and produce stable power output. When a main jet becomes clogged with varnish deposits, worn, or damaged, the engine will surge, run rough, lose power under load, or fail to start — making it one of the most critical small components in the carburetor assembly.
Part Details
| Part Number | 5000082008 |
|---|---|
| Old Part Number | 0082008 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Main Jet |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PG3A | PG3A | 5000007659, 5000009055 |
| 50Hz Portable Generator | G2.1AE | 5000008250, 5000008244, 5000008246, 5000008248 |
| 50Hz Portable Generator | G2.1A | 5000008249, 5000008243, 5000008245, 5000008247 |
| Portable Generator | G2.5A | 5000007188, 5000009256 |
| 50Hz Portable Generator | G5.7AE | 5000009017 |
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.
