Chainsaw Engine Cover Screw Set MS311 MS391 – Part 90223191300
Chainsaw Engine Cover Screw Set MS311 MS391 – Part 90223191300
Chainsaw Engine Cover Screw Set – MS311 & MS391 Compatible
Keep your chainsaw running at peak performance with this precision-engineered Engine Cover Screw Set, designed as a direct-fit replacement for STIHL MS311 and MS391 chainsaws. Featuring M6x20 specifications and crafted from durable alloy steel and heavy-duty plastic, this screw and nut kit restores your top cover to factory-standard integrity — so you can get back to work with confidence.
Made in Mainland China.
Key Features
- Direct Compatibility: Engineered specifically for MS311 and MS391 chainsaws — ensures a precise, secure fit every time.
- OEM Part Numbers: Matches part numbers 90223191300 and 9022 319 1300, making it easy to verify the correct replacement before purchasing.
- M6x20 Specification: Built to exact M6x20 screw dimensions for a robust, consistent connection under demanding working conditions.
- Durable Construction: Made from alloy steel (metal + plastic combo) in Silver and White — designed to withstand the vibration and heat of regular chainsaw use.
- Improved Reliability: Replacing worn or damaged screws with this kit helps maintain smoother engine cover operation and consistent overall chainsaw performance.
Specifications
- Compatible Models: MS311, MS391
- OEM Part Numbers: 90223191300 / 9022 319 1300
- Material: Metal (Alloy Steel) + Plastic
- Size: M6 x 20
- Color: Silver + White
- Package Includes: 1 × Chainsaw Engine Cover Screw Set
- Country of Origin: Made in Mainland China
Package Contents
- 1 × Chainsaw Engine Cover Screw Set (Bar Nuts Strip)
Important Notes
- Actual product color may vary slightly from images due to monitor brightness and display settings.
- Please allow for minor measurement tolerances (±1–2 mm).
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Frequently Asked Questions
Q: Which chainsaw models is this engine cover screw set compatible with?
A: This screw set is specifically designed for MS311 and MS391 chainsaws. It corresponds to OEM part numbers 90223191300 and 9022 319 1300, so be sure to verify your model and part number before ordering.
Q: What size are the screws in this set?
A: The screws are made to M6x20 specifications, providing the correct threading and length required for the engine top cover on MS311 and MS391 chainsaws.
Q: What materials are used in this chainsaw engine cover screw set?
A: The set is constructed from alloy steel (metal) and durable plastic, finished in silver and white. This combination offers strength and resistance to the vibration and heat typical of chainsaw operation.
Q: How many pieces are included in the package?
A: Each package includes 1 × Chainsaw Engine Cover Screw Set (bar nuts strip), which contains all the components needed to replace your existing worn or damaged engine cover screws.