Product Description
The STIHL 1144 007 4101 Service Kit is a genuine OEM maintenance kit specifically designed for the STIHL MS 661 professional-grade chainsaw. This all-in-one kit includes the essential components needed to keep your saw running at peak performance: a HD2 air filter, fuel filter, and spark plug. Ideal for both high-output users and seasonal maintenance, this kit helps reduce downtime, improve efficiency, and extend engine life.
Key Features
✅ OEM Part Number: 1144 007 4101
✅ Designed for the STIHL MS 661 chainsaw
✅ Includes:
– HD2 air filter (high-efficiency, washable)
– Fuel filter
– Spark plug
✅ Easy to install with no special tools required
✅ Suitable for professional and high-demand use
Benefits
✔️ Restores Engine Efficiency – Maintains clean airflow, fuel delivery, and spark ignition
✔️ Reduces Emissions & Fuel Consumption – Helps engine run cleaner and smoother
✔️ Saves Time – All key service parts in one convenient kit
✔️ OEM Durability – Built to withstand extreme job site conditions
✔️ Supports Long Engine Life – Prevents early wear and common engine issues
What It’s Used For
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Performing routine maintenance on the STIHL MS 661
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Replacing critical service parts to restore power and reliability
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Preventing build-up and blockages in air and fuel systems
Compatible With:
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STIHL MS 661 Chainsaw (All model years)
(Always confirm compatibility using your owner’s manual or parts diagram.)
