The Honda 16100-ZH7-W81 is a genuine OEM Carburetor Assembly (BE61G A) designed for GX120 horizontal shaft engines. As a direct Honda OEM component, this carburetor assembly is manufactured to the same specification as the original unit, ensuring the correct fuel metering, jet sizing, and throttle calibration for the GX120. Honda supersedes parts at serial breaks, so confirm your engine's serial number against the fitment table before ordering to ensure part number 16100-ZH7-W81 is the right match for your unit.
Key Features
- Correct Fuel Metering — genuine OEM construction means the jets, needle, and float are calibrated specifically for the GX120, delivering the air-fuel ratio the engine was engineered to run on.
- Direct OEM Replacement — this carburetor assembly connects to the GX120's intake and fuel system using the original mounting pattern, requiring no adaptation.
- GX120 Fitment — built for GX120 horizontal shaft engines; verify your serial number against the fitment table to confirm this assembly applies to your serial range.
- Restored Engine Response — a worn or gummed carburetor causes hard starting, rough idle, and fuel starvation under load; replacing it with this assembly returns the engine to clean, responsive operation.
The carburetor is responsible for mixing air and fuel in the precise ratio the engine needs to start, idle, and deliver power under varying loads. On a GX120 horizontal shaft engine, it draws fuel from the tank, meters it through calibrated jets and a needle-controlled needle valve, and atomizes it into the airstream entering the cylinder. When a carburetor wears out, becomes clogged with varnish deposits, or develops float or needle faults, the engine will exhibit symptoms ranging from difficult starting and erratic idle to fuel flooding and loss of power under load. Replacing the assembly with a genuine OEM unit restores proper fuel delivery and brings the engine back to its designed operating condition.
Part Details
| Part Number | 16100-ZH7-W81 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Carburetor Assembly (BE61G A) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Horizontal Shaft Engine | GX120 | 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.
