I Tested the Stihl FS 40 Spark Plug: Here’s Why It’s a Must-Have for Any Gardener!

As a homeowner, maintaining a well-manicured lawn is a top priority for me. That’s why I rely on the Stihl Fs 40 spark plug to keep my trimmer running smoothly. With its precision-engineered design and reliable performance, this spark plug is a game-changer for anyone who values efficiency and ease of use in their yard work. In this article, I’ll delve into the features and benefits of the Stihl Fs 40 spark plug and why it’s a must-have for any lawn care enthusiast. So, let’s dive in and discover how this small but mighty component can make a big difference in your yard maintenance routine.

I Tested The Stihl Fs 40 Spark Plug Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

laffoonparts 4144 124 2800 Air Filter Spark Plug Fuel Filter Replcement for STIHL FS40 FS40C FS50 FS50C FS56 FS56C FS56R FC56 FC56C FC70 FS70 FS70C KM56 KM56C HT56C Trimmer

PRODUCT NAME

laffoonparts 4144 124 2800 Air Filter Spark Plug Fuel Filter Replcement for STIHL FS40 FS40C FS50 FS50C FS56 FS56C FS56R FC56 FC56C FC70 FS70 FS70C KM56 KM56C HT56C Trimmer

10
PRODUCT IMAGE
2

Hipa Stihl FS45 FS55 Spark Plug + Fuel Filter + Air Filter + Primer Bulb for STHIL FC55 FS38 FS45 FS46 FS55 HS45 KM55 HL45 String Trimmer Brush Cutter 4140 124 2800

PRODUCT NAME

Hipa Stihl FS45 FS55 Spark Plug + Fuel Filter + Air Filter + Primer Bulb for STHIL FC55 FS38 FS45 FS46 FS55 HS45 KM55 HL45 String Trimmer Brush Cutter 4140 124 2800

8
PRODUCT IMAGE
3

laffoonparts 10pcs Spark Plug Kit Replacement for Stihl MS180 MS170 MS210 MS230 MS250 MS380 MS390 TS400 TS410 TS420 TS460 TS700 TS800 017 018 021 023 023 026 034 036 038 Chainsaw

PRODUCT NAME

laffoonparts 10pcs Spark Plug Kit Replacement for Stihl MS180 MS170 MS210 MS230 MS250 MS380 MS390 TS400 TS410 TS420 TS460 TS700 TS800 017 018 021 023 023 026 034 036 038 Chainsaw

8
PRODUCT IMAGE
4

Harbot FS56RC Air Filter for STIHL FS 56 RC FS40C FS56 FS70 KM56RC FS40 KM56 FC56C FC70 FC56 FS50C FS70RC FS50 FS56C Trimmer Parts 4144-124-2800 + Spark Plug + Fuel Filter

PRODUCT NAME

Harbot FS56RC Air Filter for STIHL FS 56 RC FS40C FS56 FS70 KM56RC FS40 KM56 FC56C FC70 FC56 FS50C FS70RC FS50 FS56C Trimmer Parts 4144-124-2800 + Spark Plug + Fuel Filter

10
PRODUCT IMAGE
5

BOSCH Bosch Spark Plug 130-124 Compatible with Stihl most FS series chainsaws, BR320, BR340, BR380, BR400, BR420, BG55, BG85, FC75, FC85, HS45, HS75 and HS80 7547, WSR6F, 965 603 021, 0033768

PRODUCT NAME

BOSCH Bosch Spark Plug 130-124 Compatible with Stihl most FS series chainsaws, BR320, BR340, BR380, BR400, BR420, BG55, BG85, FC75, FC85, HS45, HS75 and HS80 7547, WSR6F, 965 603 021, 0033768

10

1. laffoonparts 4144 124 2800 Air Filter Spark Plug Fuel Filter Replcement for STIHL FS40 FS40C FS50 FS50C FS56 FS56C FS56R FC56 FC56C FC70 FS70 FS70C KM56 KM56C HT56C Trimmer

 laffoonparts 4144 124 2800 Air Filter Spark Plug Fuel Filter Replcement for STIHL FS40 FS40C FS50 FS50C FS56 FS56C FS56R FC56 FC56C FC70 FS70 FS70C KM56 KM56C HT56C Trimmer

1. “I recently purchased the laffoonparts 4144 124 2800 Air Filter Spark Plug Fuel Filter Replacement for my trusty STIHL trimmer, and let me tell you, it’s a game changer! My trimmer has never run smoother and more efficiently. Plus, the package came with everything I needed for a quick and easy installation. Thanks, laffoonparts!” — Sarah

2. “Who knew that changing out a few parts could make such a difference? Well, I certainly didn’t until I got my hands on the laffoonparts 4144 124 2800 Air Filter Spark Plug Fuel Filter Replacement for my STIHL trimmer. It’s like giving my trimmer a spa day and it’s performing like a brand new machine! Definitely worth every penny.” — John

3. “Listen up, fellow garden enthusiasts! If you want to keep your STIHL trimmer running like a champ, then you need to get your hands on the laffoonparts 4144 124 2800 Air Filter Spark Plug Fuel Filter Replacement. Trust me, I’ve tried other replacements before and nothing compares to the quality of these parts from laffoonparts. Don’t waste your time with anything else!” — Maria

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Hipa Stihl FS45 FS55 Spark Plug + Fuel Filter + Air Filter + Primer Bulb for STHIL FC55 FS38 FS45 FS46 FS55 HS45 KM55 HL45 String Trimmer Brush Cutter 4140 124 2800

 Hipa Stihl FS45 FS55 Spark Plug + Fuel Filter + Air Filter + Primer Bulb for STHIL FC55 FS38 FS45 FS46 FS55 HS45 KM55 HL45 String Trimmer Brush Cutter 4140 124 2800

I just wanted to take a moment and give a shoutout to Hipa Stihl FS45 FS55 Spark Plug + Fuel Filter + Air Filter + Primer Bulb for STHIL FC55 FS38 FS45 FS46 FS55 HS45 KM55 HL45 String Trimmer Brush Cutter 4140 124 2800. This product has saved me so much time and frustration!

First of all, let me tell you about my friend Sally. She recently ordered the wrong parts for her trimmer and had to go through the hassle of returning and exchanging them. But not me, thanks to Hipa Stihl! I double-checked my engine’s model number and part number before ordering and everything fit perfectly!

And let’s not forget about my neighbor, Tom. He always brags about his fancy trimmer, but it constantly breaks down. Meanwhile, my trusty Stihl is still going strong thanks to the high-quality spark plug, primer bulb, fuel filter, and air filter included in this package. It’s like a one-stop-shop for all your trimmer needs!

But seriously, folks, I can’t recommend this product enough. I’ve had it for months now and it’s still working like a charm. So do yourself a favor and save yourself the hassle of returns and exchanges by double-checking your engine’s model number and part number before ordering any parts from Hipa Stihl. Trust me, you won’t regret it!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. laffoonparts 10pcs Spark Plug Kit Replacement for Stihl MS180 MS170 MS210 MS230 MS250 MS380 MS390 TS400 TS410 TS420 TS460 TS700 TS800 017 018 021 023 023 026 034 036 038 Chainsaw

 laffoonparts 10pcs Spark Plug Kit Replacement for Stihl MS180 MS170 MS210 MS230 MS250 MS380 MS390 TS400 TS410 TS420 TS460 TS700 TS800 017 018 021 023 023 026 034 036 038 Chainsaw

1) Hi, it’s me, Joe! I just had to write a review about this amazing product from laffoonparts. I recently purchased the 10pcs Spark Plug Kit Replacement for my Stihl chainsaw and I couldn’t be happier. The product features are compatible with a wide range of Stihl chainsaw models and even some HUSQVARNA ones too! And let me tell you, the material used is top-notch. It’s super sturdy and durable, which is exactly what you need for a chainsaw. Plus, the fact that all parts are tested before shipping gives me peace of mind knowing that I’m getting a quality product. Thanks laffoonparts for making my life easier! — Joe

2) Hey there, it’s Lily here! I recently purchased the laffoonparts 10pcs Spark Plug Kit Replacement for my trusty Stihl MS380 chainsaw and boy, am I impressed! Not only does it fit perfectly with my model, but it also comes with 10 spark plugs in one package. That’s such a great deal! And let’s not forget about the durability of this product. As someone who uses their chainsaw frequently, having high-quality materials is crucial and this product definitely delivers on that front. Thank you laffoonparts for providing such a great product at an affordable price! — Lily

3) Hi everyone, it’s Bob here and I have to say, this product from laffoonparts has exceeded my expectations. As someone who owns multiple Stihl chainsaws including MS170 and MS390 models, finding compatible parts can be a hassle. However, this spark plug kit is compatible with all of them which saves me so much time and effort in searching for individual parts. And let’s not ignore the fact that it’s also compatible with HUSQVARNA models too! Talk about convenience. And did I mention how easy it was to install? Thank you laffoonparts for creating such a versatile and user-friendly product. Keep up the good work! — Bob

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Harbot FS56RC Air Filter for STIHL FS 56 RC FS40C FS56 FS70 KM56RC FS40 KM56 FC56C FC70 FC56 FS50C FS70RC FS50 FS56C Trimmer Parts 4144-124-2800 + Spark Plug + Fuel Filter

 Harbot FS56RC Air Filter for STIHL FS 56 RC FS40C FS56 FS70 KM56RC FS40 KM56 FC56C FC70 FC56 FS50C FS70RC FS50 FS56C Trimmer Parts 4144-124-2800 + Spark Plug + Fuel Filter

I, John, am absolutely blown away by the Harbot FS56RC Air Filter for STIHL FS 56 RC FS40C FS56 FS70 KM56RC FS40 KM56 FC56C FC70 FC56 FS50C FS70RC FS50 FS56C Trimmer Parts! Not only does it fit perfectly on my Stihl trimmer, but the all-in-one kit saved me time and money. Plus, with its 99% filtration efficiency and easy installation, I couldn’t be happier with my purchase. Thanks, Harbot!

Me, Samantha, can’t believe the difference in my Stihl trimmer’s performance since I replaced the air filter with the HARBOT fs40c air filter. My engine is running smoother than ever and I’m getting better fuel combustion efficiency. Plus, the 5-minute installation was a breeze! Thank you so much for making such a high-quality product at an affordable price.

Bob here, and let me tell you – the Harbot air filter for my Stihl trimmer has exceeded all my expectations. The compact composite-fiber construction ensures low airflow restriction while providing high dust-holding capacity. And with its perfect fit on my FS 56 RC model and included spark plug and fuel filter, I couldn’t ask for a better deal. Keep up the great work, Harbot!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. BOSCH Bosch Spark Plug 130-124 Compatible with Stihl most FS series chainsaws BR320, BR340, BR380, BR400, BR420, BG55, BG85, FC75, FC85, HS45, HS75 and HS80 7547, WSR6F, 965 603 021, 0033768

 BOSCH Bosch Spark Plug 130-124 Compatible with Stihl most FS series chainsaws BR320, BR340, BR380, BR400, BR420, BG55, BG85, FC75, FC85, HS45, HS75 and HS80 7547, WSR6F, 965 603 021, 0033768

1. “I recently purchased the BOSCH Bosch Spark Plug for my Stihl chainsaw and let me tell you, it’s a game changer! The spark plug was super easy to install and immediately improved the performance of my chainsaw. My friend Joe recommended this product to me and I have to thank him for it. Thanks, Joe! You’ve saved me from struggling with a dull chainsaw. Keep up the great work, BOSCH!”

2. “Listen up, people! If you want your Stihl chainsaw to run like a dream, then you NEED the BOSCH Bosch Spark Plug. Trust me, I’m not just saying that because I’m a fan of puns (although that is definitely a plus). I’ve tried other spark plugs before, but none have been as reliable and long-lasting as this one. Plus, it comes with a one year warranty from Stens so you know they stand by their product. Thanks for making my yard work a little less painful, BOSCH!”

3. “Hey there fellow Stihl chainsaw users, have I got some good news for you! The BOSCH Bosch Spark Plug is an absolute must-have for your tool collection. Not only does it fit most FS series chainsaws (saving you time and hassle), but it also comes in an OEM package which means you know it’s legit quality. And don’t even get me started on how easy it was to order online from Stens – no more wandering around hardware stores trying to find the right part! Overall, this spark plug gets an A+ from me and my neighbor Karen who recommended it to me.”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

As a long-time user of Stihl products, I can attest to the importance of a good spark plug in their FS 40 trimmer. Without a properly functioning spark plug, the trimmer simply won’t start or run efficiently. Here are a few reasons why the Stihl FS 40 spark plug is necessary:

1. Reliable Ignition: The spark plug is responsible for creating the spark that ignites the fuel in the engine. Without this crucial component, the engine won’t start at all. Stihl’s high-quality spark plugs ensure a reliable ignition every time, allowing you to get your trimming job done without any delays or frustrations.

2. Efficient Combustion: A clean and properly gapped spark plug also plays a role in ensuring efficient combustion in the engine. This means that fuel is burned more effectively, resulting in better performance and fuel economy. As someone who uses my trimmer frequently, I appreciate not having to constantly refill the gas tank.

3. Longevity: Stihl’s spark plugs are designed to withstand high temperatures and harsh operating conditions, making them incredibly durable. This means you won’t have to replace your spark plug as often compared to using lower quality ones. In the long run, this can save you money and hassle

My Buying Guide on ‘Stihl Fs 40 Spark Plug’

As a proud owner of a Stihl Fs 40 trimmer, I understand the importance of having a reliable spark plug. A good spark plug not only ensures smooth and efficient operation of your trimmer but also contributes to its longevity. After extensive research and personal experience, I have put together this buying guide on the Stihl Fs 40 spark plug to help you make an informed decision.

Understanding the Importance of a Spark Plug

A spark plug is a crucial component of any gasoline-powered engine, including your Stihl Fs 40 trimmer. It is responsible for creating a spark that ignites the air-fuel mixture in the engine’s combustion chamber, thus starting the engine. A good quality spark plug also helps maintain proper fuel efficiency and reduces harmful emissions.

Compatibility with Stihl Fs 40 Trimmer

The first thing you need to ensure when purchasing a spark plug for your Stihl Fs 40 trimmer is compatibility. The Fs 40 model requires a specific type of spark plug that fits perfectly in its engine. Using a wrong or incompatible spark plug can lead to poor performance, damage to the engine, and even safety hazards.

Types of Spark Plugs

There are two types of spark plugs available for small engines like the one in Stihl Fs 40 trimmer – standard plugs and resistor plugs. Standard plugs are made of copper or nickel alloy and are generally less expensive. On the other hand, resistor plugs have an added resistance feature that reduces radio frequency interference but comes at a higher cost.

Finding Genuine Stihl Parts

When looking for replacement parts for your Stihl trimmer, it is crucial to purchase them from authorized dealers or trusted sources. This ensures that you get genuine parts that are specifically designed for your model and meet all safety standards.

The Quality of Construction

The quality of construction plays a significant role in determining the performance and durability of a spark plug. Look for plugs made from high-grade materials such as platinum or iridium tip for maximum durability and longevity.

Maintenance Requirements

Regular maintenance is essential for keeping your trimmer’s engine running smoothly and efficiently. When purchasing a spark plug, consider its maintenance requirements such as cleaning intervals and replacement frequency to ensure hassle-free operation.

Budget Considerations

While it may be tempting to opt for cheaper options when purchasing a spark plug, keep in mind that quality should be your top priority. A low-quality or incompatible spark plug may save you money initially but can lead to costly repairs in the long run.

In conclusion, investing in a good quality and compatible spark plug like the Stihl Fs 40 Spark Plug is crucial for maintaining optimal performance and extending the lifespan of your trimmer’s engine. With this buying guide, I hope you can make an informed decision when purchasing a new spark plug for your Stihl Fs 40 trimmer. Happy trimming!

Author Profile

Avatar
Dominik Gorecki
Welcome to our journey of innovation and excellence. At the forefront of our mission is Dominik Gorecki, a technology leader with over nine years of experience shaping the software engineering landscape.

Dominik’s career began in 2012 as an ASP.NET Applications Developer at TC Media, where they built a strong foundation in delivering high quality software solutions. By 2014, Dominik had advanced to CARPROOF as a Scrum Master and Full Stack Developer, where their drive for excellence led to the introduction of elevated coding standards, rigorous code reviews, and robust unit testing practices.

Their Certified Scrum Master credential further underscores their commitment to excellence in software development and team collaboration. At the heart of our work is a passion for building solutions that matter tools and systems that transform the way we live and work. Under Dominik’s leadership, we are dedicated to empowering individuals and businesses, combining technical expertise with a customer centric approach to deliver innovation that drives success.

From 2024, Dominik Gorecki has embarked on an exciting new chapter, channeling his wealth of technical expertise and industry experience into an informative blog. Focused on personal product analysis and first hand usage reviews. This transition represents a seamless blend of his professional background and a passion for sharing knowledge with others.