Description
Overview:
The Piston Assembly ~46mm for Husqvarna 357XP chainsaws is a non-genuine replacement part designed to restore reliable engine performance. Built from durable alloy for strength and effective heat transfer, it replaces a worn or damaged piston to help recover compression and smooth running. With an approximate 46 mm diameter, it is suitable for the Husqvarna 357 and 357XP platforms when matched to the correct cylinder. This assembly supports efficient two-stroke operation in demanding cutting tasks, helping keep your saw productive and dependable. It is a practical choice for tradespeople, arborists, grounds teams, and DIY users who want a cost-effective way to extend the service life of their machine without compromising day-to-day usability.
Key Features:
- Approx. 46 mm diameter for a precise fit on compatible Husqvarna cylinders (357/357XP)
- Non-genuine replacement engineered to meet or exceed typical OEM performance benchmarks
- Robust alloy construction for durability under heavy-duty use
- Helps restore lost compression, power delivery, and starting consistency
- Smooth, accurate finish promotes reliable operation and reduced friction
- Designed for straightforward fitting with standard workshop tools and methods
- Suitable for routine rebuilds after scoring, seizure, or wear-related power loss
- Cost-effective way to maintain chainsaw efficiency and extend service life
Typical Applications:
Used during top-end rebuilds of Husqvarna 357 and 357XP chainsaws when the original piston is worn, scored, or damaged. Common in forestry, arboriculture, landscaping, and estate maintenance where saws run for long periods and require timely overhauls to maintain power, fuel economy, and reliability.
Also known as:
Piston kit, engine piston, two-stroke piston, 46 mm piston, chainsaw engine piston, top-end piston, replacement piston for Husqvarna 357 series, cylinder piston for 357/357XP.
Fits Models:
357, 357XP
Alternate Part Numbers:
503 21 96-02, 503219602
Product Specifications
| L&S Part No. | 351 062 |
|---|---|
| Unit of Sale | 1 |
| Machine Type | Chainsaws |
| Fits Brands | Husqvarna |
| Key Features | - Approx. 46 mm diameter fits Husqvarna 357/357XP cylinders - Durable alloy construction for heavy-duty use - Restores compression and power delivery - Non-genuine replacement meets OEM performance - Suitable for routine rebuilds after wear or damage |
