The Honda 16100-Z1A-H02 Carburetor Assembly (BB70B C) is a genuine OEM Carburetor Assembly designed for HS520 and HS720 single-stage snow blowers. As a direct Honda OEM component, this carburetor is manufactured to the exact specifications Honda requires for these machines, ensuring correct fuel metering and reliable cold-weather starting. Confirm your snow blower's serial number against the fitment table before ordering, as Honda supersedes carburetor assemblies at specific serial breaks within these models.
Key Features
- Correct Fuel Calibration — genuine OEM jetting and fuel metering matched specifically to the HS520 and HS720 snow blower engines, so the machine starts cleanly and runs at the right air-fuel ratio through the full throttle range
- Direct OEM Replacement — this carburetor assembly carries Honda part number 16100-Z1A-H02 and drops in without modification, replacing the original unit exactly as Honda intended
- HS520 and HS720 Fitment — built for Honda single-stage snow blowers; check your serial number against the fitment table, as Honda issues serial-range supersessions on carburetor assemblies
- Cold-Weather Performance — a worn or gummed carburetor causes hard starting, rough idling, and loss of clearing power in the conditions a snow blower must work in; replacing it with this genuine assembly restores the fuel delivery the engine depends on
The carburetor is the component responsible for mixing air and fuel in the precise ratio the engine needs to run. It meters fuel from the tank, combines it with filtered air, and delivers the resulting mixture to the combustion chamber at the correct volume for the throttle position. When a carburetor wears, clogs with varnish deposits, or develops a leak, the engine may refuse to start, idle erratically, surge under load, or run with noticeably reduced power — all of which directly undermine a snow blower's ability to clear heavy, wet snow reliably. Replacing a failed or fouled carburetor with this genuine Honda assembly restores proper fuel delivery and returns the machine to full operating condition.
Part Details
| Part Number | 16100-Z1A-H02 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Carburetor Assembly (BB70B C) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Single-Stage Snow Blower | HS520, HS720 | 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.
