Description
Overview:
The Choke Shutter for Stihl BG45 and BG46 is a genuine Stihl replacement part that regulates air intake to the carburettor for reliable cold starting and smooth warm‐up. Precision‐moulded from durable polymer, it sits on the choke spindle to open and close the air path, helping the engine achieve the correct fuel-air mixture. Designed specifically for Stihl handheld blowers and shredder vacs, it restores proper choke function when the original plate is worn, warped, or damaged. This OEM component offers correct fit and geometry for consistent operation on the intended machines. Brand: Stihl. Genuine Part. Manufacturer Part Number (MPN): 4229 141 3800 (42291413800). Suitable for regular maintenance by professionals and DIY users who need dependable starting and steady running from their equipment.
Key Features:
- Genuine Stihl part for assured fit and compatibility (MPN: 4229 141 3800)
- Controls air intake for easier cold starts, stable idle, and smooth acceleration
- Durable polymer construction designed for use around fuel and oil
- Direct replacement with OEM dimensions; no modifications required
- Helps restore performance if the original shutter is cracked, loose, or missing
- Suitable for Stihl BG45/BG46 and additional compatible models (see list)
- Lightweight component; straightforward to install during routine service
- Built for reliability in frequent outdoor use by trade and domestic users
Typical Applications:
Replacing a worn or broken choke shutter during servicing of Stihl handheld leaf blowers and shredder vacs. Used to resolve hard starting, poor choke action, bogging on throttle, or irregular idle. Ideal for landscaping crews, grounds maintenance teams, hire fleets, and homeowners maintaining small engines for regular garden and site clean‐up work.
Also known as:
Choke plate, choke valve, carburettor shutter, choke butterfly, choke disc, air shutter, choke flap.
Fits Models:
BG45, BG46, BG55, BG65, BG85, BR45C, SH55, SH85
Alternate Part Numbers:
4229-141-3800, 42291413800
Product Specifications
| L&S Part No. | 4229 141 3800 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42291413800 |
| Unit of Sale | 1 |
| Applications | BG45, BG46, BG55, BG65, BG85, BR45C, SH55, SH85 |
| Machine Type | Blower/Shredders |
| Fits Brands | Stihl |
| Fits Models | BR45C | SH55, SH85 | BG55 | BG85 |
