Description
Overview:
This Cylinder Gasket is a Genuine Stihl part for the HS 46 and HS 46 C hedge trimmers, designed to seal the joint between the cylinder and crankcase for correct engine operation. Manufactured as a thin, heat‐resistant composite gasket, it provides a precise seal to maintain compression and prevent air, fuel, and oil leaks. A sound cylinder gasket helps with reliable starting, steady idle, and full power under load. Supplied to Stihl's OEM specification under Manufacturer Part Number (MPN) 4242 029 2300, it is a direct replacement part that matches the original profile and port cut-outs. Ideal for routine servicing or when refitting a cylinder, this gasket supports long service life when installed on clean, flat mating surfaces. Genuine Part.
Key Features:
- Genuine Stihl part for assured fit and performance (MPN 4242 029 2300)
- Forms a tight seal to maintain compression and prevent leaks
- Durable, heat‐resistant gasket material suitable for 2‐stroke hedge trimmer engines
- Precise cut-outs for ports and studs to aid correct alignment
- Helps restore starting, power delivery, and fuel efficiency
- Direct replacement for worn or damaged cylinder gaskets
- Compatible with HS 46 family models for straightforward maintenance
- Supports engine longevity by protecting against lean running and overheating
Typical Applications:
Used when rebuilding or servicing the engine on Stihl HS 46 series hedge trimmers, especially after cylinder removal, decarbonising, or piston/ring replacement. Suitable for addressing symptoms such as air leaks, poor compression, hard starting, or inconsistent idle. A proper seal helps maintain cutting performance during regular garden and landscaping work.
Also known as:
Cylinder base gasket, engine base gasket, cylinder-to-crankcase gasket, engine sealing gasket, cylinder seal, base seal.
Fits Models:
HS 46
HS 46 C
HS 56 C
HS46
HS46 C
HS46C
HS56
HS56C
Alternate Part Numbers:
4242-029-2300, 42420292300
Product Specifications
| L&S Part No. | 4242 029 2300 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42420292300 |
| Unit of Sale | 1 |
| Applications | HS 46, HS 46 C, HS 56 C, HS46, HS46 C, HS46C, HS56, HS56C |
| Fits Brands | Stihl |
| Fits Models | HS 46, HS46 C | HS56 |
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