Description
Overview:
The Cylinder Gasket for Stihl FS120, FS120R (MPN: 4134 029 2300) is a genuine Stihl sealing gasket for two‐stroke small engines used in brushcutters, clearing saws, augers, pole pruners and similar tools. It sits between the cylinder and crankcase to create a reliable seal, maintaining correct compression and preventing air, fuel or oil leaks. Manufactured from durable, heat- and fuel‐resistant gasket material, it is precision cut for a clean fit and consistent sealing performance. Designed to match OEM tolerances, it helps keep engines running smoothly, supports easy starting and stable idle, and reduces the risk of performance loss over time. Suitable for a wide range of Stihl machines, including FS120 and FS120R, where dependable cylinder sealing is essential for everyday use.
Key Features:
- Genuine Stihl part for assured compatibility and reliability
- Precision fit to factory specification for an effective, leak‐free seal
- Heat, fuel and oil resistant gasket material for long service life
- Helps maintain compression, power output and engine efficiency
- Supports easy starting and consistent running under load
- Clean, flat profile for straightforward installation during rebuilds
- Suitable for regular maintenance and top‐end overhauls
- OEM reference: 4134 029 2300 for accurate identification
Typical Applications:
Used when rebuilding the top end, replacing a worn or damaged base gasket, fixing air leaks that affect idle or power, or after cylinder removal for decarbonising or inspection. Ideal for professional maintenance of Stihl brushcutters and clearing saws, as well as routine repairs on landscaping, forestry and groundworks machines needing a dependable cylinder-to-crankcase seal.
Also known as:
Cylinder base gasket, engine base gasket, cylinder-to-crankcase gasket, engine sealing gasket, two‐stroke cylinder gasket, motor gasket, paper/fibre gasket, OEM cylinder seal.
Fits Models:
BT 120 C, BT 121, BT 121 Z, BT120C, BT121, BT121Z, FR 350, FR 450, FR 480, FR 480 C, FR350, FR450, FR480, FR480C, FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R, FS 300, FS 350, FS 380, FS120, FS120R, FS200, FS200R, FS250, FS250R, FS300, FS350, FS380, FT 250, FT250, HT 250, HT250, KA 120, KA 120 R, KA 250, KA120, KA120R, KA250, KA250 Attachment, SP 200, SP200
Alternate Part Numbers:
4134-029-2300, 41340292300
Product Specifications
| L&S Part No. | 4134 029 2300 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 41340292300 |
| Unit of Sale | 1 |
| Applications | BT 120 C, BT 121, BT 121 Z, BT120C, BT121, BT121Z, FR 350, FR 450, FR 480, FR 480 C, FR350, FR450, FR480, FR480C, FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R, FS 300, FS 350, FS 380, FS120, FS120R, FS200, FS200R, FS250, FS250R, FS300, FS350, FS380, FT 250, FT250, HT 250, HT250, KA 120, KA 120 R, KA 250, KA120, KA120R, KA250, KA250 Attachment, SP 200, SP200 |
| Machine Type | Brushcutters, Trimmers |
| Fits Brands | Stihl |
| Fits Models | FS120, FS200, FS250 | FS300, FS350, FS380 | FR350, FR450, FR480, FR480C | KA120, KA120R, KA250 Attachment | BT 120 C | BT 121 | BT 121 Z |
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