
If you’re a chainsaw user, then you know that having the right spark plug is important. And if you’re the owner of a Stihl MS170, you’ll want to know what kind of spark plug it takes. In this blog post, we’ll tell you everything you need to know about choosing the right spark plug for your Stihl MS170.
The spark plug recommended for use in a Stihl MS170 chain saw is the NGK BPMR7A. The NGK BPMR7A meets or exceeds the required specifications of the Stihl MS170.
Stihl Ms170 Spark Plug Number
The spark plug number of Stihl MS170 is BPMR7A which is made by NGK.
- Recommended For Stihl MS170 Chainsaw
- Authentic NGK Spark Plug
- Individual Pack
- NGK Spark Plugs Part #4626
- Brand new, never used
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The Stihl MS170 requires a spark plug with the following specifications:
Thread size: 14mm
Reach: 19mm (3/4 inch)
Hex Size: 13/16 inch
Heat Range: 7
You can find replacement spark plugs for your Stihl MS170 at most hardware stores or Amazon HERE.
Stihl Ms170 Spark Plug Replacement

It is recommended to replace your spark plug after every 100-150 hours of use. To replace the spark plug, first, remove the old one by turning it counterclockwise. Be sure to take note of the original specifications so you can replace it with a suitable replacement.
Before removing the spark plug, clean the area of any dirt or debris. This will ensure nothing falls into the engine once you remove the spark plug. Then, remove the old spark plug with a hex head spark plug wrench or socket and replace it with the NGK BPMR7A – the recommended spark plug.
Stihl Chainsaw Ms170 Spark Plug

The most reliable and longest-performing spark plug for the Stihl MS170 is the NGK BPMR7A. This spark plug is designed to deliver optimal performance and long-lasting dependability. It meets or exceeds the required specifications of the chainsaw.
Stihl Ms170 Spark Plug Champion
The Champion brand cross-reference for the NGK BPMR7A is the Champion Spark Plug – RCJ6Y.
Ms170 Spark Plug NGK

The NGK BPMR7A is the recommended spark plug for Stihl MS170 chain saws. It has a thread size of 14mm, a reach of 19mm (3/4 inch), a hex size of 13/16 inch, and a heat range of 7. It meets or exceeds the required specifications of the Stihl MS170 chain saw.
It is reliable and long-lasting, providing optimal performance for your chainsaw. It is recommended to replace your spark plug after every 100-150 hours of use. To replace the spark plug, first, remove the old one by turning it counterclockwise.
Then, remove the old spark plug with a hex head spark plug wrench or socket and replace it with the NGK BPMR7A – the recommended spark plug.
BPMR7A Stihl

The NGK BPMR7A is the recommended spark plug for Stihl MS170 chain saws. It has a thread size of 14mm, a reach of 19mm (3/4 inch), a hex size of 13/16 inch, and a heat range of 7.
It meets or exceeds the required specifications of the Stihl MS170 chainsaw and is reliable and long-lasting, providing optimal performance for your chainsaw.
Wrapping Up
write a conclusion to this blog post
In conclusion, the NGK BPMR7A is the recommended spark plug for Stihl MS170 chain saws. It has a thread size of 14mm, a reach of 19mm (3/4 inch), a hex size of 13/16 inch, and a heat range of 7.
It is reliable, long-lasting, and provides optimal performance for your chainsaw. It is important to replace the spark plug after every 100-150 hours to ensure optimal performance.
Replacing the spark plug regularly can help keep your Stihl MS170 running efficiently and safely.
Thank you for reading! We hope this blog post has been helpful in finding the right spark plug for your Stihl MS170 chain saw.
If you have any further questions, please let us know in the comments.