The Honda 16100-Z1D-791 Carburetor Assembly (BE21N A) is a genuine OEM replacement designed for GX270 horizontal shaft engines. This is a direct OEM component sourced from Honda, meaning it carries the exact jetting, emulsion tube geometry, and fuel metering calibration Honda engineered for this application. The BE21N A variant designation is important — confirm this code matches your engine's original carburetor before ordering, as the GX270 was produced across multiple serial ranges, each potentially calling for a different carburetor specification.
Key Features
- Correct Jetting and Fuel Metering — as a genuine OEM carburetor assembly, this unit carries the precise main jet sizing, pilot circuit calibration, and needle position Honda specifies for the GX270, ensuring proper air-fuel ratio across the RPM range
- Variant-Specific Fit — the BE21N A designation identifies this as one specific carburetor configuration for the GX270; match this code to your original unit to confirm you have the right assembly for your engine
- Serial Number Matters — Honda supersedes carburetor part numbers at production breaks, so check your GX270 engine serial number against the fitment table to confirm part number 16100-Z1D-791 is correct for your serial range
- Restored Throttle Response and Starting — a worn or gummed carburetor causes hard starting, rough idle, and fuel starvation under load; replacing it with this assembly restores clean fuel delivery and consistent throttle response
The carburetor is responsible for mixing air and fuel in the correct ratio before delivering the mixture to the engine's combustion chamber. On the GX270, it meters fuel through a system of jets and passages sized to match the engine's displacement and intended operating range. When a carburetor degrades — through varnish buildup from stale fuel, worn needle seats, or cracked diaphragms — the engine loses the ability to maintain a stable idle, pulls poorly under load, or refuses to start altogether. Replacing the assembly rather than attempting to rebuild a heavily worn unit restores full fuel system function and gets the engine back to its intended operating condition.
Part Details
| Part Number | 16100-Z1D-791 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Carburetor Assembly (BE21N A) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Horizontal Shaft Engine | GX270 | 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.
