Description
STIHL Service Kit 31 includes air filter, spark plug, and fuel filter for BT 131, FR131, FS 131, FS311, HT 130, HT131, HT133, KM 131 — enabling fast, tool-free maintenance.
STIHL Service Kit 31 for BT 131 / FR131 / FS 131 / FS311 / HT 130 / HT131 / HT133 / KM 131
STIHL Service Kit 31 provides everything needed for basic maintenance on petrol KombiEngines and professional brushcutters, earth augers, and pole pruners. It helps maintain optimal performance and protect engine components through regular servicing.
Coated Paper Air Filter
This service kit includes a coated paper air filter designed to trap coarse and fine dust. Consequently, abrasive particles stay out of the engine, helping maintain clean combustion, reduce wear, and prevent hard starting.
Genuine STIHL Spark Plug
The included spark plug ensures reliable ignition and efficient combustion. By replacing it regularly, you support consistent power delivery, simpler starts, and smoother engine operation.
Protective Fuel Filter
A fuel filter is also included to prevent dirt from entering the fuel system. As a result, it helps avoid clogged carburettors and reduces the risk of poor running or damage.
Fast, Tool-Free Maintenance
You can perform this service using your STIHL combination wrench, and the kit includes a cardboard hook for easy fuel filter removal. Therefore, you don’t need extra tools – making maintenance faster and simpler.
Designed for Longevity
By replacing the filter, plug, and fuel filter at recommended intervals, you ensure cleaner combustion, better fuel efficiency, and extended engine life. Ultimately, Service Kit 31 keeps your equipment reliable and reduces downtime.
Key Features
- Coated paper air filter for dust protection
- Genuine spark plug for clean combustion
- Fuel filter to prevent contamination in fuel system
- Uses STIHL combination wrench and included hook—no extra tools
- Suitable for BT 131, FR131, FS 131, FS311, HT 130, HT131, HT133, KM 131 models




