Description
Overview:
This Pump Piston is a genuine Stihl replacement part designed for the lubrication pump on professional-grade chainsaws such as the 066 and MS660. It is a precision-made metal component that drives the oil pump, helping deliver the correct flow of chain oil to the bar and chain for smooth cutting and reduced wear. Built to Stihl OEM standards, it replaces a worn, scored, or sticking pump piston to restore reliable oil delivery and consistent performance. Durable materials and accurate machining support long service life under tough cutting conditions, whether the saw is used daily on site or for seasonal work. A direct-fit solution, it helps keep your saw running efficiently and protects critical cutting components.
Key Features:
- Genuine Stihl part for assured compatibility and reliability (OEM spec)
- Precision-made metal piston for smooth, consistent pump action
- Restores correct chain oil delivery to protect bar and chain from premature wear
- Robust construction for durability in demanding forestry and landscaping use
- Engineered for a precise fit in the 066/MS650/MS660 lubrication pump
- Helps reduce downtime caused by poor oiling or intermittent flow
- Suitable for routine maintenance or full pump overhauls
- Simple, direct replacement with standard workshop tools
Typical Applications:
Used to replace a worn or damaged lubrication pump piston on Stihl 066, MS650, and MS660 chainsaws. Ideal when chain oiling is weak, inconsistent, or has stopped due to piston wear. Suitable for professional forestry, arborist work, construction, landscaping, and grounds maintenance where dependable chain lubrication is essential for safe, efficient cutting.
Also known as:
Oil pump piston, oil pump plunger, lubrication pump piston, chain oiler piston, pump plunger for chainsaw lubrication systems, Stihl oiler piston.
Fits Models:
066, MS650, MS660
Alternate Part Numbers:
1122-647-0602, 11226470602
Product Specifications
| L&S Part No. | 1122 647 0602 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 11226470602 |
| Unit of Sale | 1 |
| Machine Type | Chainsaws |
| Fits Brands | Stihl |
| Key Features | - Genuine Stihl part ensures compatibility with 066, MS650, MS660 - Precision-made metal piston for consistent oil pump action - Restores correct chain oil delivery for reduced bar and chain wear - Durable construction for demanding forestry and landscaping use - Direct-fit replacement using standard workshop tools |
| Fits Models | MS650 | MS660 | 066 |
