Description
Overview:
This genuine Stihl cylinder with piston is a complete top-end replacement for small two‐stroke engines used in handheld tools such as the Stihl FS 38 and FS 45 brushcutters. Built from durable aluminium alloy with a precision‐machined bore and a matching lightweight piston, it restores compression, power, and smooth running when the original unit is worn or scored. Supplied with the piston and small parts needed for installation, it is engineered to Stihl specifications for reliable sealing and heat transfer. Identified by OEM/MPN 4140 020 1204 (also 41400201204), it is a direct-fit component for a wide range of compatible Stihl trimmers, hedge trimmers, blowers, kombi engines, and edgers. Suitable for both professional users and DIY maintenance.
Key Features:
- Genuine Stihl part for assured fit and performance
- Precision‐engineered cylinder and piston to restore compression and power
- Durable construction for long service life in demanding conditions
- Direct replacement for OEM 4140 020 1204 / 41400201204
- Helps improve starting, idling stability, and throttle response
- Consistent heat dissipation for reliable operation over extended use
- Designed for two‐stroke Stihl engines across multiple handheld machines
- Straightforward installation with included bolts and components
- Suitable for professional landscaping, grounds maintenance, and domestic use
Typical Applications:
Used to replace a damaged, worn, or seized top end on compatible Stihl two‐stroke machines, restoring cutting performance and fuel efficiency. Common during engine rebuilds after scoring, loss of compression, or hard starting on brushcutters, hedge trimmers, blowers, kombi power units, and edgers.
Also known as:
Cylinder kit, top‐end kit, barrel and piston, pot and piston, piston and rings set, piston assembly, engine barrel, top‐end rebuild kit.
Fits Models:
BG 50, BG50, FC 55, FC 55 DZ, FC55, FC55DZ, FS 38, FS 45, FS 45 C, FS 45 C-E, FS 45 DZ, FS 46, FS 55, FS 55 C, FS 55 C-E, FS 55 R, FS 55 RC-E, FS 55 T, FS38, FS45, FS45C, FS45C-E, FS45CE, FS45DZ, FS46, FS55, FS55C, FS55C-E, FS55CE, FS55R, FS55RC-E, FS55RCE, FS55T, HS 45, HS45, KM 55, KM 55 C, KM 55 C-E, KM 55 R, KM 55 RC, KM 55 RC-E, KM55, KM55C, KM55C-E, KM55CE, KM55R, KM55RC, KM55RC-E, KM55RCE
Alternate Part Numbers:
4140-020-1204, 41400201204
Product Specifications
| L&S Part No. | 4140 020 1204 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 41400201204 |
| Unit of Sale | 1 |
| Applications | BG 50, BG50, FC 55, FC 55 DZ, FC55, FC55DZ, FS 38, FS 45, FS 45 C, FS 45 C-E, FS 45 DZ, FS 46, FS 55, FS 55 C, FS 55 C-E, FS 55 R, FS 55 RC-E, FS 55 T, FS38, FS45, FS45C, FS45C-E, FS45CE, FS45DZ, FS46, FS55, FS55C, FS55C-E, FS55CE, FS55R, FS55RC-E, FS55RCE, FS55T, HS 45, HS45, KM 55, KM 55 C, KM 55 C-E, KM 55 R, KM 55 RC, KM 55 RC-E, KM55, KM55C, KM55C-E, KM55CE, KM55R, KM55RC, KM55RC-E, KM55RCE |
| Machine Type | Brushcutters |
| Fits Brands | Stihl |
| Fits Models | FS38, FS45, FS46 | FS55, FS55C, FS55R | HS45 | BG50 | KM55, KM55C, KM55R, KM55RC | FC 55 DZ |
