The Honda 16100-Z5K-W02 Carburetor Assembly (BE90A A) is a genuine OEM replacement built for GX270 horizontal shaft engines. Sourced directly from Honda, this carburetor assembly carries the BE90A A calibration spec, so it delivers the precise fuel metering and air-fuel mixture that the GX270 is engineered to run on. Because Honda supersedes carburetor assemblies at serial breaks, confirm your engine's serial number against the fitment table before ordering to ensure part number 16100-Z5K-W02 is the correct application for your unit.
Key Features
- Correct Jetting and Fuel Calibration — the BE90A A designation identifies this as the specific carburetor variant calibrated for the GX270, ensuring the right air-fuel ratio for consistent starting and smooth power delivery.
- Genuine Honda OEM Component — manufactured to Honda's original specification, this carburetor assembly replaces the original unit with no re-jetting, adjustment kits, or adaptation required.
- GX270 Horizontal Shaft Engine Fitment — designed specifically for the GX270, a widely used Honda horizontal shaft engine found powering a broad range of commercial equipment.
- Serial Number Verification Matters — Honda releases updated carburetor assemblies at defined production breaks, so checking your engine's serial number against the fitment table is the surest way to confirm this assembly matches your specific GX270.
- Restores Hard-Starting and Rough-Running Engines — a worn or clogged carburetor causes hard starts, rough idle, lean running, and power loss; replacing it with this OEM assembly brings fuel delivery back to the original operating condition.
The carburetor is responsible for mixing air and fuel in the correct ratio before that mixture enters the engine's combustion chamber. On a GX270 horizontal shaft engine, a properly functioning carburetor is the foundation of clean starting, steady idle, and full-throttle output under load. When a carburetor wears, clogs, or develops internal leaks — through stuck float valves, corroded jets, or cracked bodies — the engine runs lean or rich, loses power, hunts at idle, or refuses to start altogether. Replacing the assembly with a genuine OEM unit restores the original calibration rather than attempting to revive a degraded component.
Part Details
| Part Number | 16100-Z5K-W02 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Carburetor Assembly (BE90A A) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Horizontal Shaft Engine | GX270 | 1000001-1016179 |
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.
