The Wacker Neuson Insulator Gasket is a genuine OEM component designed for BFS series petrol floor saws, including the BFS 1345B, BFS 130R, BFS 130RM, BFS 1350L, BFSX 130R, BFSX 130RM, and BFS18D. Sourced directly from Wacker Neuson, this insulator gasket meets the exact specifications of the original part it replaces. Genuine OEM designation means no guesswork on fit — drops straight into place using the same mounting points as the factory-installed component. Keep this part on hand as a service spare to stay ahead of scheduled maintenance on your floor saw.
Key Features
- OEM Material Integrity — Manufactured to Wacker Neuson's original heat-resistant and fuel-tolerant material spec, maintaining correct thermal separation between the carburetor and engine intake.
- Direct-Fit Replacement — Matches the original bolt pattern and sealing surface dimensions of the factory insulator gasket for straightforward installation.
- Broad BFS Series Compatibility — Confirmed fitment across the BFS 1345B, BFS 130R, BFS 130RM, BFS 1350L, BFSX 130R, BFSX 130RM, BFS18D, and BFS 1345BZ floor saw models.
- Fuel System Sealing — A correctly seated insulator gasket prevents unmetered air from entering the intake tract, protecting carburetor calibration and engine response under load.
- Fuel System Safety — A cracked or degraded insulator gasket can allow fuel vapors to escape near hot engine surfaces; replacing it promptly with a genuine part supports safe machine operation.
The insulator gasket sits between the carburetor and the engine's intake port, serving two roles: it creates an airtight seal that prevents false air from leaning out the fuel mixture, and it acts as a thermal barrier that reduces heat transfer from the engine to the carburetor body. On a petrol floor saw operating under continuous cutting loads, this heat shielding is critical — excessive carburetor temperatures can cause fuel to vaporize prematurely, leading to hard starting, rough running, or power loss. When the insulator gasket cracks, hardens, or compresses unevenly, both the seal and the thermal barrier fail, resulting in inconsistent engine performance and potential fuel system issues that worsen over time.
Part Details
| Part Number | 5000203781 |
|---|---|
| Old Part Number | 0203781 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Insulator Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Basic floor saw, ø 450mm/18in | BFS 1345B | 5000008909, 5000610142 |
| Floor Saw | BFS 130RM | 5000009520 |
| Floor Saw | BFS 130R | 5000009521 |
| Floor Saws | BFS18D | 5000630009 |
| Petrol Floor Saw BFS 1350L | BFS 1350L | 5000008936 |
| Floor Saw | BFSX 130RM | 5000009523 |
| Floor Saw | BFSX 130R | 5000009524 |
| BFS 1345 SAW,BZ | BFS 1345BZ | 5000610243 |
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.
