The Honda 99101-ZG0-0480 Main Jet (#48) is a genuine OEM component designed for a range of Honda equipment, including F220 tillers, GXH50 horizontal shaft engines, GXV50 and GXV57 vertical shaft engines, and WX15 water pumps. As an authentic Honda part, it is manufactured to the same specification as the jet installed at the factory, ensuring correct fuel metering without any adjustment or adaptation. Honda supersedes carburetor components at serial number breaks, so confirm your unit's serial number against the fitment table before ordering to be certain part number 99101-ZG0-0480 is the right calibration for your machine.
Key Features
- Calibrated Fuel Metering — the #48 sizing is a fixed orifice specification; an OEM jet delivers the precise bore diameter that governs fuel delivery at wide-open throttle, where an incorrect size causes rich running, fouled plugs, or a lean stumble under load.
- Genuine Honda OEM Part — sourced directly from Honda's parts supply, this jet matches the original carburetor specification for fuel flow consistency across the full RPM range.
- Broad Equipment Coverage — listed for F220 tillers, GXH50 horizontal shaft engines, GXV50 and GXV57 vertical shaft engines, and WX15 water pumps, including multiple serial ranges within those models.
- Serial Number Verification Recommended — Honda updates carburetor jets at production breaks; check your serial number against the compatibility table to confirm this is the correct #48 specification for your unit.
The main jet is a small, precision-drilled orifice fitted inside the carburetor body. Its bore diameter controls the volume of fuel drawn into the engine at mid to wide-open throttle, directly determining the air-to-fuel mixture the engine burns under load. When a main jet becomes clogged with varnish deposits from stale fuel, the engine starves for fuel and loses power or shuts down under load; when it wears or is replaced with an incorrectly sized jet, the mixture goes rich or lean, leading to poor performance, excessive fuel consumption, or overheating. Replacing a blocked or damaged jet with the correct OEM-sized part restores clean, stable combustion and brings the engine back to its designed output.
Part Details
| Part Number | 99101-ZG0-0480 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Main Jet (#48) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Horizontal Shaft Engine | GXH50 | All |
| Tiller | F220 | All |
| Vertical Shaft Engine | GXV50, GXV57 | All |
| Water Pump | WX15 | All |
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.
