The Honda 16211-ZE9-010 Carburetor Insulator is a genuine OEM component designed for GXV340 vertical shaft engines and H1011, H3011, and H3013 riding mowers. As a direct Honda OEM part, it meets the exact specifications Honda engineers set for these applications, giving you confidence in fit and long-term function. Because Honda supersedes parts at specific serial number breaks, confirm your machine's serial number against the fitment table before ordering. This part is a straightforward, like-for-like replacement that installs exactly as the original did.
Key Features
- Genuine OEM Heat Isolation — sourced directly from Honda, this insulator provides the correct thermal separation between the carburetor and cylinder head that Honda's design requires, protecting fuel metering from excess heat soak.
- Direct OEM Replacement — engineered to Honda's original dimensions and material specification, this Carburetor Insulator fits part number 16211-ZE9-010 applications without modification.
- Broad Fitment Coverage — compatible with GXV340 vertical shaft engines and H1011, H3011, and H3013 riding mowers; use the fitment table to match your specific model and serial range.
- Protects Carburetor Performance — a degraded or cracked insulator allows heat to transfer directly into the carburetor body, leading to vapor lock, hard starting, and erratic fuel delivery; this replacement restores proper isolation.
The Carburetor Insulator is a spacer mounted between the carburetor and the intake port on the cylinder head. Its job is to limit the transfer of combustion heat from the engine into the carburetor body, keeping the fuel inside the carburetor cool enough to remain liquid and flow correctly. When this insulator cracks, warps, or deteriorates, heat migrates into the carburetor, causing fuel to vaporize prematurely — a condition known as vapor lock — which results in hard starting, rough running, or the engine dying under load. Replacing a failed insulator restores the thermal barrier the fuel system depends on for consistent, stable operation.
Part Details
| Part Number | 16211-ZE9-010 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Carburetor Insulator |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Riding Mower | H1011, H3011, H3013 | All |
| Vertical Shaft Engine | GXV340 | 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.
