The Honda 16100-Z8B-842 is a genuine OEM Carburetor Assembly (BB75J B) designed for GCV160 and GCV190 vertical shaft engines. As a factory-original component, this carburetor is built to Honda's exact specifications, ensuring correct fuel metering and air-fuel mixture delivery right out of the box. The BB75J B variant designation identifies this specific calibration — confirm that designation matches your unit before ordering, as Honda produces multiple carburetor configurations across these engine families. Honda supersedes parts at defined serial breaks, so cross-reference your engine's serial number against the fitment table to confirm part number 16100-Z8B-842 is the correct application for your machine.
Key Features
- OEM Fuel Metering Accuracy — factory-original jetting and needle calibration matched to the BB75J B specification, delivering the air-fuel ratio these engines are tuned for
- Exact-Fit Replacement — engineered as a direct drop-in for compatible GCV160 and GCV190 engines; no retuning or adjustment required beyond standard setup
- Variant Verification Matters — the BB75J B designation is specific; Honda lists multiple carburetor assemblies for these engine families, so match this variant to your existing unit
- Serial Number Awareness — Honda updates part numbers at serial breaks, so check your engine's serial number against the compatibility table to confirm this is the correct assembly for your build
- Restores Clean Starting and Throttle Response — a worn or gummed carburetor causes hard starting, rough idle, and poor load response; a fresh OEM assembly returns the engine to clean, consistent operation
The carburetor is responsible for mixing fuel and air in the correct proportion before delivering that mixture to the engine's combustion chamber. On GCV160 and GCV190 vertical shaft engines, a properly functioning carburetor is essential for reliable starting, stable idle, and smooth power delivery under load. When a carburetor becomes clogged with varnish deposits, worn internally, or damaged, the engine will typically exhibit hard starting, hunting at idle, fuel starvation under load, or excessive fuel consumption — replacing it with a genuine OEM assembly like this part restores correct function without the guesswork of cleaning or rebuilding a compromised unit.
Part Details
| Part Number | 16100-Z8B-842 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Carburetor Assembly (BB75J B) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Vertical Shaft Engine | GCV160 | 2055175-9999999 |
| Vertical Shaft Engine | GCV190 | 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.
