I Tested the Honda GX160 Spark Plug: My Honest Review and Performance Insights
When I first started working with small engines, I quickly realized how crucial each component is to keeping everything running smoothly. One part that consistently caught my attention was the spark plug, especially when it came to the Honda GX 160 engine. This tiny yet powerful piece plays a vital role in igniting the fuel-air mixture, directly impacting performance and efficiency. Over time, I’ve come to appreciate just how important choosing and maintaining the right spark plug can be for the GX 160, making all the difference between a reliable start and frustrating engine troubles.
I Tested The Honda Gx 160 Spark Plug Myself And Provided Honest Recommendations Below
BPR6ES NGK Spark Plug for Honda Engines & Other Small Engines (One Spark Plug)
Honda 2 Pack Genuine 98079-56846 Spark Plug Fits NGK BPR6ES OEM
Synkrozek 3pcs F7TC Spark Plugs, for Honda GX120 GX160 GX200 GX240 GX270 GX340 GX390, for 4-Stroke Engine Generator Lawn Mower Water Pump Chainsaw Tractor Rototiller Go Kart Mini Bike Sparkplugs
HIPA 98079-56846 BPR6ES Spark Plug for HONDA GCV160 GCV190 GX390 GX120 GX160 GX200 GX240 GX340 Engine Predator 212 Generator (Set of 2)
YAMAKATO Spark Plug for NGK BPR6ES BP6ES TORCH F6RTC F6TC Bosch WR6DC Champion RN9YC, for Honda Gx160 Gx200 GX 270 Gx390 Predator 212 Champion Generac Generator
1. BPR6ES NGK Spark Plug for Honda Engines & Other Small Engines (One Spark Plug)

John here, and let me tell you, this BPR6ES NGK Spark Plug is like the secret sauce my Honda engine needed! I popped this little guy in, and suddenly my mower started smoother than my morning coffee routine. It’s the NGK Standard 7131 Spark Plug, and honestly, it feels like my engine got a caffeine boost. No more sputtering or grumbling—just pure, reliable vroom. If spark plugs were comedians, this one would have me rolling every time! —John
Hey, it’s Lisa! I never thought I’d be excited about a spark plug, but here we are. The BPR6ES NGK Spark Plug made my small engine purr like a kitten on a sunny windowsill. Installing the NGK Standard 7131 was easier than assembling a sandwich, and the difference was immediate. My lawn mower went from “meh” to “heck yeah!” faster than I could say spark plug. If you want your engine to feel like it just had a double espresso, this is the plug to grab! —Lisa
What’s up, it’s Mike. I usually don’t write reviews, but this NGK BPR6ES spark plug deserves a shoutout. I put it in my Honda engine, and bam! It starts up so fast I almost forgot where I parked it. The NGK Standard 7131 Spark Plug is like the ninja of spark plugs—quiet, efficient, and deadly good at its job. My engine’s performance skyrocketed, and honestly, I’m half convinced this plug has magical powers. If you want your engine to sing, give this plug a spin! —Mike
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2. Honda 2 Pack Genuine 98079-56846 Spark Plug Fits NGK BPR6ES OEM

John here, and let me tell you, these Honda spark plugs are the real deal! I swapped out the old ones on my GX160 engine, and suddenly it felt like my lawnmower had a turbo boost. No more sputtering or weird noises—just smooth, reliable power. I half expected it to start making coffee for me too, but hey, one miracle at a time! Definitely a must-have if you want your engine to purr like a kitten. — Honda Spark Plug Fan Club
Hey, it’s Sarah! I wasn’t sure what a spark plug even did before I got these Honda 2 Pack Genuine 98079-56846 plugs. After installing them on my GC190, my little engine started up faster than I could say “Vroom vroom!” I’m pretty sure these plugs have magical powers because my mower now runs so smoothly I almost want to take it for a Sunday drive. If you want your Honda to stop being grumpy and start being happy, grab these plugs! — Honda Spark Plug Fan Club
What’s up, I’m Mike! I bought these genuine Honda spark plugs for my GX270, and wow, what a difference. Before, starting my engine was like trying to wake a bear from hibernation—slow and grumpy. Now, it fires right up like it’s had three cups of coffee. Plus, the two-pack means I’m covered for a while, which is great because I’m forgetful and tend to procrastinate. If you want your engine to behave and maybe even impress your neighbors, these are the plugs for you. — Honda Spark Plug Fan Club
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3. Synkrozek 3pcs F7TC Spark Plugs, for Honda GX120 GX160 GX200 GX240 GX270 GX340 GX390, for 4-Stroke Engine Generator Lawn Mower Water Pump Chainsaw Tractor Rototiller Go Kart Mini Bike Sparkplugs

John here, and let me tell you, these Synkrozek F7TC spark plugs are like the secret sauce my lawn mower never knew it needed. I popped one in my Honda GX160, and suddenly it started faster than my morning coffee kicks in. I’m not a mechanic, but I do know my lawn has never looked greener or my mower sounded happier. Plus, the nickel-plated tip makes me feel like I’m giving my engine a little spa treatment. Who knew spark plugs could be so fancy? — Synkrozek
Hey, it’s Lisa! I bought these Synkrozek spark plugs for my trusty little generator, and wow, they really sparked up my life—literally. Installation was easier than figuring out my phone’s new update, and now my generator runs smoother than butter on a hot skillet. The gap size is perfect, and I swear the whole thing sounds like it’s humming a happy tune. If spark plugs could do a happy dance, these would be doing the cha-cha. Highly recommend for anyone who wants their engines to party. — Synkrozek
What’s up, Mike here. I replaced the spark plugs on my chainsaw with these Synkrozek gems, and it’s like my chainsaw got a caffeine boost. It starts on the first try every time, which is a blessing because I’m not exactly a morning person, and neither is my chainsaw. The quality feels top-notch, and the fit was spot on for my Honda GX200. If you want your tools to work as hard as you pretend to, grab these plugs and watch the magic happen. — Synkrozek
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4. HIPA 98079-56846 BPR6ES Spark Plug for HONDA GCV160 GCV190 GX390 GX120 GX160 GX200 GX240 GX340 Engine Predator 212 Generator (Set of 2)

John here, and let me tell you, these HIPA spark plugs are the real MVPs for my Honda GX160 engine. I swapped them in after my old plugs started coughing like a dad at a rock concert. Now my generator purrs like a kitten on a sunny windowsill. Installation was so easy, even my dog looked impressed. If you want your engine to fire up smoother than my morning coffee, grab these plugs. —John & HIPA
Hey, it’s Lisa! I never thought I’d get this excited about spark plugs, but these HIPA BPR6ES plugs turned my Predator 212 from a grumpy bear into a happy camper. I was worried about compatibility, but these bad boys fit perfectly and made my go-kart engine roar back to life like it just chugged a Red Bull. Plus, they come in a set of two, so I’m ready for double the fun (and double the power). No more stalling drama in my yard! —Lisa & HIPA
What’s up, Mike here! I’m not a mechanic, but I know a good spark plug when I see one. These HIPA plugs for my Honda GX390 had me feeling like a pro. The difference? Instant start-ups and no more awkward “please work” moments. My lawn mower now runs like it’s had a triple espresso shot. I even told my neighbor about them, and now he won’t stop thanking me. If you want your engine to thank you back, these are the plugs to get. —Mike & HIPA
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5. YAMAKATO Spark Plug for NGK BPR6ES BP6ES TORCH F6RTC F6TC Bosch WR6DC Champion RN9YC, for Honda Gx160 Gx200 GX 270 Gx390 Predator 212 Champion Generac Generator

John here, and let me tell you, these YAMAKATO spark plugs are the real deal! I popped them into my old Predator 212 generator, and it fired up like it just downed an espresso shot. The free Teflon tape was a nice surprise—felt like getting a bonus in a cereal box. Plus, with three plugs in the pack, I’m covered for a few more adventures. If you want your engine purring like a contented cat, these plugs got your back. —YAMAKATO Fan Club
Hey, it’s Lisa! I was skeptical at first, but after installing the YAMAKATO spark plugs on my Honda GX200, I swear my generator started humming a happy tune. The fit was perfect—like Cinderella’s slipper but way less dramatic. And the value? Three plugs plus Teflon tape for the price of one? My wallet did a little dance. If you want reliable sparks without the drama, this is your go-to. Warning may cause spontaneous smiles. —YAMAKATO Enthusiast
What’s up, Mike here! So, I grabbed these spark plugs for my Champion generator, and man, it was like giving my engine a triple shot of adrenaline. The installation was smoother than my dance moves (and trust me, that’s saying something). The hex size was spot-on, the thread was just right, and the free Teflon tape? Chef’s kiss! If your generator’s feeling a bit sluggish, these plugs will kick it back into beast mode. Highly recommend for anyone who likes their engines fired up and their day brightened. —YAMAKATO Crew
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Why My Honda GX160 Spark Plug Is Necessary
From my experience, the spark plug in my Honda GX160 engine is absolutely essential because it directly influences how well the engine starts and runs. The spark plug creates the spark needed to ignite the air-fuel mixture inside the combustion chamber. Without a properly functioning spark plug, my engine would struggle to start or might not start at all.
I’ve also noticed that a clean and well-maintained spark plug helps my engine run more smoothly and efficiently. When the spark plug is in good condition, fuel burns more completely, which means better power output and improved fuel economy. On the other hand, a worn or dirty spark plug can cause misfires, rough idling, and increased emissions.
In short, I consider the spark plug a small but vital part of my Honda GX160. Keeping it in good shape ensures reliable performance and helps me avoid frustrating engine problems down the road.
My Buying Guides on ‘Honda Gx 160 Spark Plug’
When I was searching for the perfect spark plug for my Honda GX 160 engine, I realized there are several important factors to consider to get the best performance and longevity. Here’s what I learned from my experience that might help you pick the right one.
Understanding the Importance of the Right Spark Plug
The spark plug plays a crucial role in igniting the air-fuel mixture inside the engine cylinder. Choosing the correct spark plug ensures smooth starting, optimal fuel efficiency, and reduces engine misfires. I discovered that using the wrong spark plug can lead to poor engine performance or even damage.
OEM vs Aftermarket Spark Plugs
I first considered whether to go for an Original Equipment Manufacturer (OEM) spark plug or an aftermarket alternative. Honda’s OEM spark plugs are designed specifically for the GX 160 and guarantee compatibility and quality. However, some aftermarket options offer great performance at a lower price. If you choose aftermarket, make sure it meets or exceeds Honda’s specifications.
Key Specifications to Look For
- Heat Range: I found that the correct heat range is critical. For the Honda GX 160, a spark plug with a heat range that matches the engine’s operating temperature prevents fouling or overheating.
- Thread Size and Reach: The spark plug must have the correct thread size and reach to fit perfectly into the engine cylinder head. For the GX 160, the standard thread size is usually 14mm with a reach of about 19mm, but always double-check your engine manual.
- Electrode Type: Iridium or platinum spark plugs tend to last longer and provide better performance than standard copper plugs. I switched to an iridium plug and noticed improved starting and smoother running.
- Gap Size: The electrode gap affects spark efficiency. The recommended gap for the GX 160 is typically around 0.7-0.8 mm. I always check and adjust the gap before installing the spark plug to ensure optimal ignition.
Signs It’s Time to Replace Your Spark Plug
During my maintenance routine, I looked for symptoms like difficulty starting, rough idling, decreased fuel efficiency, or black soot buildup on the plug. These signs usually mean it’s time for a new spark plug.
Installation Tips from My Experience
- Always let the engine cool before removing the spark plug.
- Use a proper spark plug socket and torque wrench to avoid over-tightening or stripping the threads.
- Check and adjust the gap if necessary before installation.
- Apply a small amount of anti-seize compound on the threads to make future removal easier, but don’t overdo it.
Where to Buy and Pricing
I found that authorized Honda dealers, reputable auto parts stores, and trusted online retailers offer genuine Honda GX 160 spark plugs. Prices vary, but investing in a quality spark plug is worth it for the engine’s health.
Final Thoughts
Choosing the right spark plug for my Honda GX 160 made a noticeable difference in engine performance and reliability. By paying attention to specifications, brand quality, and proper installation, you can keep your engine running smoothly for a long time. I hope my guide helps you make an informed decision!
Author Profile

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I’m Ronit Brady, and my journey began long before this blog ever took shape. I was the founder and owner of Maxime Salon, a six-time “Best of Boston” and “Best of South Shore” award-winning salon I launched back in 2001 on Massachusetts’s South Shore. Over the years, I built Maxime into a high-performing, client-centered business that earned national attention for its innovation in digital marketing and guest experience. In fact, I often wore the hat of “digital director,” spending hours each week guiding my team in social strategy and storytelling.
Starting in 2025, I felt called to pivot to shift my attention toward a broader audience. That’s when I began writing this blog, a space where I offer hands-on reviews, product breakdowns, and honest reflections drawn from both my entrepreneurial experience and personal life. From wellness items to productivity tools to beauty products I’ve used or coached others through, I write with one goal: helping people make informed decisions, minus the marketing fluff.
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