The Honda 16857-ZB7-000 Fuel Supporter Tube is a genuine OEM component designed for EX3300 and EX4500 generators and the EXW171 welder generator. As an authentic Honda part, it is manufactured to the same specifications as the original, ensuring a direct fit with no guesswork at installation. Confirm your model and serial number against the fitment table before ordering, as Honda supersedes parts at serial breaks and the correct tube for your unit depends on your machine's production range.
Key Features
- Genuine OEM Construction — sourced directly from Honda, this tube matches the original routing, diameter, and connection points of the factory fuel line support, maintaining proper fuel delivery geometry in your generator.
- Direct OEM Replacement — engineered to replace the original component in EX3300, EX4500, and EXW171 units without modification, restoring the fuel system to its intended configuration.
- Serial Number Verification Recommended — Honda updates parts at production serial breaks, so check your unit's serial number against the fitment table to confirm this is the right tube for your machine.
- Fitment Coverage — compatible with EX3300 and EX4500 generators and the EXW171 welder generator, covering both standard generator and combined welder-generator applications in this series.
The Fuel Supporter Tube is a structural routing component in the generator's fuel system, holding the fuel line in its correct position relative to the carburetor and fuel tank. By keeping the line routed as Honda designed, it prevents kinking, chafing, and unwanted movement that can interrupt fuel flow or cause wear at connection points. A damaged or missing tube can allow the fuel line to shift under vibration, leading to fuel starvation or line deterioration over time.
Part Details
| Part Number | 16857-ZB7-000 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Fuel Supporter Tube |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Generator | EX3300, EX4500 | All |
| Welder Generator | EXW171 | 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.
