Description
Overview:
The Cylinder & Piston 42.5mm for Stihl MS250 is a non-genuine replacement top-end kit for selected Stihl chainsaws, including the MS250 and MS250C. It includes a chrome-plated cylinder, piston, piston rings, gudgeon pin, and circlips, designed to restore compression and smooth running after wear or damage. The chrome plating on the cylinder bore improves hardness and wear resistance for consistent performance over time. With a 42.5mm cylinder diameter, this assembly is intended for the correct MS250 variants that use this bore size. It is a practical option for routine maintenance or repair, helping to recover starting performance, power delivery, and fuel efficiency on professional and DIY machines used for cutting firewood, pruning, and general property maintenance.
Key Features:
- Non-genuine part offering a cost-effective alternative for repairs
- 42.5mm cylinder diameter for the correct MS250/MS250C variants
- Chrome-plated cylinder bore for improved wear resistance and durability
- Supplied with piston, rings, gudgeon pin, and circlips for a matched assembly
- Helps restore compression, power, and reliable cold/hot starting
- Direct fit pattern part that replaces OEM reference 1123 020 1209
- Suitable for everyday cutting tasks and regular service intervals
- Consistent machining and ring seating support smooth operation
- Designed for straightforward installation with standard workshop tools
- Useful for preventative maintenance to extend engine service life
Typical Applications:
Used to refurbish the top end of Stihl chainsaws where the original cylinder or piston is worn, scored, or low on compression. Suitable for routine rebuilds, restoring output and reliability on saws used for firewood processing, landscaping, storm clean-up, farm tasks, and light commercial work.
Also known as:
Cylinder and piston kit for MS250, chainsaw top-end kit, cylinder assembly for Stihl 42.5mm, MS 250 top-end rebuild kit, piston and barrel set for chainsaw, saw engine rebuild kit, replacement cylinder block and piston.
Fits Models:
025, MS250, MS250C
Alternate Part Numbers:
1123 020 1209, 11230201209
Product Specifications
| L&S Part No. | 725 004 |
|---|---|
| Part Type | Non Genuine Part |
| Unit of Sale | 1 |
| Size | 42.5mm |
| Machine Type | Chainsaws |
| Fits Brands | Stihl |
| Key Features | - 42.5mm cylinder diameter for MS250/MS250C chainsaws - Chrome-plated cylinder bore enhances wear resistance - Includes piston, rings, gudgeon pin, and circlips - Direct fit replacement for OEM part 1123 020 1209 - Restores compression and reliable starting performance |
| Fits Models | MS250, MS250C |
