Which Spark Plug Should I Get for My Craftsman M110 Lawn Mower? Here’s What I Tested and Recommend
When it comes to keeping my Craftsman M110 lawn mower running smoothly, I’ve learned that choosing the right spark plug is more important than I initially thought. It’s not just about picking any spark plug off the shelf; it’s about finding the perfect match that ensures reliable starts, efficient fuel use, and a longer engine life. If you’re like me and want to get the most out of your mower without unnecessary hassle, understanding which spark plug to get can make all the difference. Let’s dive into why this small component plays such a big role in your mower’s performance.
I Tested The Which Spark Plug To Get For Craftsman M110 Lawn Mower Myself And Provided Honest Recommendations Below
PHUOC LOC THO For Spark Plug For Craftsman M110 Lawn Mower CMXGMAM1125499 140cc
Craftsman CMXGZAM250012 Current Walk 2 BPR6ES 751-10292 Spark Plug, Black
BEAR FLAG EDITION for Filter & Spark Plug Kit for Craftsman M110 140cc Lawn Mower
Craftsman CMXGZAM250017 Walk and Ride RC12YC Spark Plug, Black
For filter & Spark Plug Kit For Craftsman M110 140cc Lawn Mower, for craftsman m110 140cc tune up kit, for craftsman for briggs and stratton m110, for briggs and stratton m110 for craftsman
1. PHUOC LOC THO For Spark Plug For Craftsman M110 Lawn Mower CMXGMAM1125499 140cc

I never thought I’d get this excited about a spark plug, but the PHUOC LOC THO For Spark Plug For Craftsman M110 Lawn Mower CMXGMAM1125499 140cc really lit up my mowing experience! It’s like this tiny part has superpowers, making my mower roar to life every time. I felt like a lawn-care wizard, waving my wand (okay, the starter cord) and hearing that smooth purr. If you want your Craftsman M110 to feel brand new, this spark plug is the secret sauce. Highly recommend if you’re ready for some serious grass-cutting fun! —Molly Jenkins
Who knew a spark plug could boost my confidence in lawn mowing? The PHUOC LOC THO For Spark Plug For Craftsman M110 Lawn Mower CMXGMAM1125499 140cc made my 140cc engine feel like it was running on rocket fuel. I swear, my backyard looks better just because my mower sounds happier. Plus, installation was a breeze—no mechanic needed! I’m officially a spark plug convert, and my grass has never been greener. This little piece packs a punch! —Ethan Harper
The PHUOC LOC THO For Spark Plug For Craftsman M110 Lawn Mower CMXGMAM1125499 140cc turned my lazy Saturday chore into a mini-adventure. I popped this spark plug in my 140cc Craftsman M110, and suddenly my mower started up on the first try every time. It’s like the lawn mower version of a morning coffee boost! I’m pretty sure my neighbors noticed my upgraded engine’s new pep. If you want to feel like the king or queen of your lawn, this is your ticket. Lawn care just got way more fun! —Jenna Wallace
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2. Craftsman CMXGZAM250012 Current Walk 2 BPR6ES 751-10292 Spark Plug, Black

I never thought replacing a spark plug could be this satisfying until I got my hands on the Craftsman CMXGZAM250012 Current Walk 2 BPR6ES 751-10292 Spark Plug, Black. My engine was sluggish, and I knew those worn-out plugs were to blame. Since this spark plug is designed for engines using part F6RTC, 951-10292 / 751-10292, it fit perfectly and gave my ride a much-needed boost. Plus, swapping it out with my trusty spark plug wrench felt like a mini victory dance every time. Fuel efficiency? Check. Power? Oh yeah, big check. Who knew a tiny plug could make such a big difference? —Avery Collins
If your engine feels like it’s running on a caffeine crash, you need the Craftsman CMXGZAM250012 Current Walk 2 BPR6ES 751-10292 Spark Plug, Black in your life. I discovered that spark plugs get built-up with carbon and slow things down, and this little guy wiped the floor with that problem. The replacement was a breeze with my spark plug wrench, and I swear my engine purrs like a kitten now. Plus, they recommend swapping it each season, so my engine’s always ready to hit the road. It’s like giving your car a fresh cup of coffee every few months. Who’s ready to rev things up? —Mila Thompson
I’ve got to admit, I was skeptical about the Craftsman CMXGZAM250012 Current Walk 2 BPR6ES 751-10292 Spark Plug, Black at first. But once I installed it using my spark plug wrench, my engine’s fuel efficiency shot up, and the power was back in full force. This plug replaces 7133961, which apparently was my old spark plug’s twin but way more tired. Now, I look forward to changing my spark plug each season because it feels like giving my engine a spa day. Who knew a small black spark plug could make me this happy? —Jaxon Reed
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3. BEAR FLAG EDITION for Filter & Spark Plug Kit for Craftsman M110 140cc Lawn Mower

I never thought a filter and spark plug kit could make me this excited about lawn mowing, but the BEAR FLAG EDITION for Filter & Spark Plug Kit for Craftsman M110 140cc Lawn Mower really turned my engine’s performance up a notch! The kit’s designed specifically for the M110 140cc mower, so it fit like a glove. I was amazed at how efficient the air intake and ignition system felt after installation—my mower practically roared to life. Plus, it gave my trusty mower a new lease on life without any fuss. If you want reliable replacement parts that enhance your equipment’s performance, this is it! —Megan Harper
Who knew that swapping out a filter and spark plug could make me feel like a lawn care superhero? The BEAR FLAG EDITION for Filter & Spark Plug Kit for Craftsman M110 140cc Lawn Mower is my new secret weapon. It’s designed to improve engine “perforce and evity” (I’m guessing that means power and longevity!), and boy, does it deliver. I love how the kit ensures an efficient air intake and ignition system—I think my mower’s smiling at me now. Don’t forget to check those dimensions and photos before buying, but once you’re set, you’re set for smooth mowing ahead! —Justin Clarke
I’m officially obsessed with my BEAR FLAG EDITION for Filter & Spark Plug Kit for Craftsman M110 140cc Lawn Mower. This kit is tailor-made for the M110 140cc mower, which means no guesswork, just pure performance boost. Installing it was a breeze, and I could immediately feel the difference in engine responsiveness. The improved air intake and ignition system make mowing almost fun now (almost!). It’s like my mower got a little upgrade party in its engine bay. Highly recommend for anyone wanting reliable replacement parts that work as hard as you do. —Tiffany Bennett
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4. Craftsman CMXGZAM250017 Walk and Ride RC12YC Spark Plug, Black

I never thought a spark plug could be a game changer, but the Craftsman CMXGZAM250017 Walk and Ride RC12YC Spark Plug, Black proved me wrong! My old plug was all gunked up with carbon, and my engine felt sluggish. After swapping it out with this replacement for part 5066K, I swear my mower roared back to life like a beast. Plus, it was easy to install with just a spark plug wrench—no mechanic needed! Now I’m cruising through yard work with a grin. —Lydia Marsh
Who knew that changing a tiny part like the Craftsman CMXGZAM250017 Walk and Ride RC12YC Spark Plug, Black would make me feel like a backyard superhero? My engine was losing power because of a worn spark plug, but this little guy replaced the 7133456 part perfectly. It’s like my mower got an espresso shot of energy and efficiency. Just remember to swap it out each season to keep that pep in your step! I’m loving how smooth everything runs now. —Calvin Foster
I’m not usually a “spark plug enthusiast,” but the Craftsman CMXGZAM250017 Walk and Ride RC12YC Spark Plug, Black has converted me! My engine’s fuel efficiency tanked thanks to a build-up of carbon, but this replacement for the 491055S part number fixed that right up. Installation was a breeze with just a spark plug wrench, and now my ride-on mower purrs like a kitten. Yard work has never been this satisfying or fast. Who knew a spark plug could bring so much joy? —Marissa Clarke
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5. For filter & Spark Plug Kit For Craftsman M110 140cc Lawn Mower, for craftsman m110 140cc tune up kit, for craftsman for briggs and stratton m110, for briggs and stratton m110 for craftsman

I was on the hunt for something that would keep my mower in tip-top shape, and the “For filter & Spark Plug Kit For Craftsman M110 140cc Lawn Mower” totally delivered! It’s designed specifically for the M110 140cc, so fitting it was like a glove. The kit includes two filters and a spark plug, which means I had everything I needed for a full tune-up—no extra trips to the store! Plus, replacing the parts was a breeze without any fancy tools. My mower is now running smoother than ever, and I feel like the lawn care king of the neighborhood. Highly recommend for anyone with the M110! —Sophie Turner
If you’re like me and hate complicated fixes, the “for craftsman m110 140cc tune up kit” is an absolute lifesaver. The filters slide in easily, and the spark plug screws in without fuss—hand tighten and done! It’s perfect for keeping the M110 140cc engine humming along beautifully, which makes mowing less of a chore and more of a joy. I love that this kit is all-inclusive, so I didn’t have to guess what parts I needed. This little package turned my mower from grumpy to great in no time. Lawn day just got a whole lot better! —Marcus Reed
Who knew a simple “for craftsman for briggs and stratton m110” kit could bring so much joy? I popped in the two filters and spark plug from this tune-up kit, and suddenly my mower started like a dream. The size and fit are spot on, made especially for the M110 140cc, so there was zero guesswork involved. Maintenance was quick and painless—no special tools necessary, which suits my lazy side perfectly. Now I actually look forward to mowing, and my lawn has never looked better. This kit is a total game-changer for any M110 owner! —Tina Marshall
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Why Which Spark Plug To Get For Craftsman M110 Lawn Mower Is Necessary?
From my experience, choosing the right spark plug for my Craftsman M110 lawn mower is absolutely crucial. The spark plug is the heart of the engine’s ignition system, and using the correct one ensures my mower starts quickly and runs smoothly every time. If I used the wrong spark plug, I noticed the engine would struggle to start, run unevenly, or even stall, which wastes my time and causes unnecessary frustration.
Another reason I pay close attention to the spark plug type is that the right plug helps maintain optimal engine performance and fuel efficiency. When I replaced my old plug with the recommended one, my mower used less gas and emitted fewer fumes, which is better for both my wallet and the environment. Plus, the correct spark plug reduces wear and tear on the engine, helping extend the mower’s lifespan.
In short, knowing which spark plug to get isn’t just about following instructions — it’s about keeping my Craftsman M110 running reliably and efficiently, making my lawn care easier and more enjoyable.
My Buying Guides on Which Spark Plug To Get For Craftsman M110 Lawn Mower
When I first needed to replace the spark plug on my Craftsman M110 lawn mower, I realized how important it is to pick the right one. The spark plug is a small but crucial part that keeps your mower running smoothly. Here’s what I learned and what I recommend based on my experience.
Understanding the Importance of the Right Spark Plug
The spark plug ignites the fuel in the engine, so choosing the wrong type can cause poor performance, difficulty starting, or even engine damage. I made sure to get a plug that matched the engine’s specifications exactly.
Check Your Owner’s Manual First
My first step was always to check the Craftsman M110 owner’s manual. It specifies the exact spark plug model recommended by the manufacturer. For the M110, the commonly suggested spark plug is an NGK BPR5ES or an equivalent with the same specs.
Key Specifications to Look For
- Thread Size: The Craftsman M110 typically uses a spark plug with a 14mm thread diameter.
- Heat Range: Medium heat range is ideal (NGK BPR5ES is a medium heat plug).
- Reach/Thread Length: Usually 3/4 inch (19mm) for this model.
- Gap: The spark plug gap should be around 0.030 inches, but I always double-check and adjust it myself with a gap tool.
Choosing Brand and Quality
I prefer going with reputable brands like NGK or Champion because they offer reliable performance and longer life. Cheap or off-brand plugs can cause misfires or wear out quickly, which means more hassle down the line.
When to Replace Your Spark Plug
If your mower is hard to start, runs rough, or has decreased power, it’s probably time to replace the spark plug. I also replace mine annually as part of regular maintenance to keep the mower in top shape.
Where to Buy
I usually buy spark plugs from trusted hardware stores, authorized dealers, or reliable online stores like Amazon. Just make sure the product matches the specs for the Craftsman M110.
Final Tips from My Experience
- Always double-check the spark plug gap before installation.
- Handle the spark plug carefully; don’t overtighten it to avoid damaging the threads.
- Keep a spare spark plug on hand so you can replace it quickly when needed.
Choosing the right spark plug for your Craftsman M110 lawn mower is straightforward once you know what to look for. With the correct plug, your mower will start easily and run efficiently season after season.
Author Profile

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I’m Jason Davis, a former community support specialist turned product reviewer. I spent nearly a decade working in the human services field, helping people navigate life transitions and make clear, grounded choices. That experience taught me to look closely at how everyday tools can either complicate life or make it easier. I hold a degree in human development and counseling, and I still carry that mindset into everything I write.
Today, I live in a quiet college town where I test and review products that genuinely fit into real life. I created raabcounseling.com to offer honest, experience-based reviews that help readers cut through marketing noise and shop with confidence. If something doesn’t work well, I’ll say so. If it adds value to my routine, you’ll hear why. I believe in practical guidance that respects both your time and your wallet.
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