The Honda 16100-ZM1-033 Carburetor Assembly (BB64A C) is a genuine OEM carburetor designed for GCV135 vertical shaft engines. As a direct Honda OEM component, this carburetor is manufactured to the exact tolerances required for correct fuel metering and air-fuel mixture delivery on the GCV135. Honda supersedes carburetor part numbers at serial breaks, so verify your engine's serial number against the fitment table before ordering to confirm part number 16100-ZM1-033 is the correct application for your unit. A worn or faulty carburetor leads to hard starting, rough idle, and poor throttle response — replacing it with the correct OEM assembly restores clean, consistent engine operation.
Key Features
- Genuine Honda OEM Fuel Metering — factory-calibrated jets and needle settings deliver the precise air-fuel ratio the GCV135 calls for, ensuring clean combustion across the full throttle range.
- BB64A C Variant — the (BB64A C) designation identifies a specific carburetor configuration; match this code to your engine's parts list to confirm you have the right assembly.
- Direct OEM Replacement — this carburetor assembly drops in as a complete unit, replacing the original with no modification to intake or throttle linkage on the GCV135.
- Serial Number Verification Recommended — Honda issues carburetor updates at defined serial breaks on the GCV135; cross-check your engine serial number with the fitment table to ensure part number 16100-ZM1-033 applies to your specific engine build.
The carburetor is responsible for blending air and fuel in the correct ratio before the mixture enters the engine's combustion chamber. On the GCV135 vertical shaft engine, the carburetor controls fuel delivery at idle, mid-range, and full throttle, directly governing starting performance and power output. When a carburetor becomes worn, gummed, or damaged — often from stale fuel or debris — the engine may run rich or lean, idle roughly, surge under load, or refuse to start; fitting a fresh OEM assembly returns the fuel system to its original calibration and brings the engine back to full working condition.
Part Details
| Part Number | 16100-ZM1-033 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Carburetor Assembly (BB64A C) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Vertical Shaft Engine | GCV135 | 1329235-1361490 |
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.
