Description
Overview:
This Fuel Primer Pump is a Genuine Stihl part designed to restore positive starting and smooth priming on compatible Stihl machines, including the TS410 and TS420 disc cutters. It draws fuel through the carburettor and purges air from the lines so the engine starts more easily and runs consistently. The assembly features a clear, fuel‐resistant elastomer bulb mounted on a durable black plastic base, built to cope with modern petrol blends. Manufactured to Stihl's exact fit and flow specifications, it replaces the original primer on selected cut‐off saws, backpack blowers and mistblowers. Genuine Stihl part (MPN 4238 350 6201) for reliable compatibility and service life in both professional and domestic use.
Key Features:
- Genuine Stihl component for assured fit and performance (MPN 4238 350 6201)
- Fuel‐resistant bulb and robust housing for long service life
- Restores quick priming to improve cold and warm starts
- Helps clear air from the fuel system for consistent running
- Precise dimensions match the original carburettor mountings
- Simple push‐fit installation with existing clips and lines
- Suitable for regular, heavy‐duty use on site or in the garden
- Supports reliable operation across a wide range of Stihl machines
Typical Applications:
Used to prime the fuel system on Stihl cut‐off saws, backpack blowers and mistblowers before starting. Ideal after routine servicing, fuel line replacement, or when hard starting, hesitation or stalling suggests air ingress in the fuel circuit. Helps maintain dependable performance for construction cutting, landscaping, grounds maintenance and agricultural spraying work.
Also known as:
Often referred to as a purge bulb, purge pump, carburettor primer, priming bulb or carb purge. Commonly called a fuel purge bulb in service manuals and repair guides.
Fits Models:
BR350, BR430, BR450, BR450C, SR 430, SR 430-Z, SR 440, SR 450, SR 450-Z, SR430, SR430-Z, SR430Z, SR440, SR450, SR450-Z, SR450Z, TS410, TS420, TS440
Alternate Part Numbers:
4238-350-6201, 42383506201
Product Specifications
| L&S Part No. | 4238 350 6201 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42383506201 |
| Unit of Sale | 1 |
| Applications | BR350, BR430, BR450, BR450C, SR 430, SR 430-Z, SR 440, SR 450, SR 450-Z, SR430, SR430-Z, SR430Z, SR440, SR450, SR450-Z, SR450Z, TS410, TS420, TS440 |
| Machine Type | Disc Cutters, Backpack Blowers |
| Fits Brands | Stihl |
| Fits Models | TS410, TS420 | BR350, BR430, BR450 | TS440 | SR 430, SR 450 | SR 430-Z | SR 440 | SR 450-Z | BR430 | BR450, BR450C |
