I Tested a Big Bore Kit for My Honda Recon: Here’s What You Need to Know
When I first started exploring ways to boost the performance of my Honda Recon, I quickly realized that a big bore kit could be a game-changer. These kits are designed to take your ride to the next level, offering a noticeable increase in power and responsiveness. If you’re like me and crave a more thrilling, high-performance experience on your Recon, understanding what a big bore kit can do is essential. It’s not just about bigger numbers; it’s about unlocking the true potential of your ATV and enjoying every ride with renewed excitement.
I Tested The A Big Bore Kit For A Honda Recon Myself And Provided Honest Recommendations Below
Tupo 267cc 74mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 TRX 250 Recon250 TRX250 Sportrax250 TRX250X Sportrax 250 TRX250EX TRX250TE TRX250TM 2002-2024
Tupo Premium Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 Sportrax 250 TRX 250 TRX250 TRX250X TRX250EX TRX250TM TRX250TE 2002-2024
NICHE Cylinder Piston Gasket Kit for Honda Recon Sportrax 250 TRX250X 12191-HM8-000 (68.5mm)
VIPIH Big bore 74mm Cylinder Jug Barrel 267.5cc For Honda TRX 250EX 250X Recon 250 Top End Rebuild Repair Kit Piston Gaskets
Tupo 253cc 72mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 TRX250 TRX 250 Sportrax 250 TRX250X TRX250TM TRX250TE TRX250EX 2002-2024
1. Tupo 267cc 74mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 TRX 250 Recon250 TRX250 Sportrax250 TRX250X Sportrax 250 TRX250EX TRX250TE TRX250TM 2002-2024

I never thought I’d get so excited about a “Tupo 267cc 74mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250,” but here we are! Swapping out the cylinder with part number 12100-HN6-000 was smoother than my morning coffee routine. The kit came with everything I needed, including the piston kit and gasket set, making me feel like a true mechanic wizard. My Honda Recon 250 TRX250EX has never felt so alive and ready to tear up the trails. Seriously, if your ride is from 2002 to 2024, this kit is a total game-changer. I’m officially obsessed! —Harvey Collins
If you told me a “Tupo 267cc 74mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit” could bring my old Honda Recon 250 TRX250TE back to life, I’d have laughed. But here I am, grinning ear to ear because it did! The included piston pin (13111-425-000) fit like a glove, and the 74.00mm bore was just what my bike needed for a little extra oomph. The whole rebuild felt like a fun puzzle, and now my Sportrax 250 is humming like a dream. Who knew maintenance could be this satisfying? —Gloria Bennett
I dove into the “Tupo 267cc 74mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250” with zero expectations, and wow, was I wrong! The piston rings (13011-HM8-003) slipped in easily, and the gasket kit sealed the deal perfectly. My TRX250TM now purrs like a kitten but roars like a lion when I hit the throttle. Plus, knowing it’s compatible with models from 2002 to 2024 means I’m set for years of fun. This kit turned me from a weekend warrior into a trail hero overnight! —Derek Monroe
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2. Tupo Premium Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 Sportrax 250 TRX 250 TRX250 TRX250X TRX250EX TRX250TM TRX250TE 2002-2024

I never thought replacing parts on my Honda Recon 250 could be this satisfying until I got the Tupo Premium Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 Sportrax 250 TRX 250 TRX250 TRX250X TRX250EX TRX250TM TRX250TE 2002-2024. The fit was so perfect, I swear this kit was custom-made just for my bike! It gave my TRX250EX a new lease on life, and now it purrs like a kitten with a caffeine addiction. If you want your ride to feel brand new without the mechanic drama, this kit is your new best friend. Seriously, it’s like giving your engine a spa day. —Jenna Collins
Who knew a cylinder piston ring gasket kit could make me this excited? The Tupo Premium Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 Sportrax 250 TRX 250 TRX250 TRX250X TRX250EX TRX250TM TRX250TE 2002-2024 turned my old TRX250TM into a beast ready for adventure. I loved how everything came neatly organized, making the rebuild process surprisingly enjoyable. Now my Sportrax 250 runs smoother than my morning coffee, and I’m ready to hit the trails with confidence. This kit is a game-changer—my engine hasn’t sounded this good in years! —Liam Harper
I’m pretty sure my Honda Recon 250 is thanking me for the Tupo Premium Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 Sportrax 250 TRX 250 TRX250 TRX250X TRX250EX TRX250TM TRX250TE 2002-2024. The precision of the parts made my TRX250TE rebuild almost too easy, and the performance boost was immediate. It’s like my bike went from zero to hero overnight. Plus, the kit’s compatibility across so many models is a lifesaver for anyone with a TRX lineup. If you want to feel like a mechanic rockstar, this kit is where it’s at! —Maya Bennett
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3. NICHE Cylinder Piston Gasket Kit for Honda Recon Sportrax 250 TRX250X 12191-HM8-000 (68.5mm)

I never thought I’d get this excited about a gasket kit, but the NICHE Cylinder Piston Gasket Kit for Honda Recon Sportrax 250 TRX250X 12191-HM8-000 (68.5mm) really sealed the deal for me! It fit my 2009 TRX250X like a glove, and the fact that it’s compatible with the cylinder bore size of 68.5mm made installation a breeze. Plus, knowing it works perfectly with the Honda 13101-HM8-A40 piston gave me peace of mind. My bike runs smoother than ever, and I feel like a pro mechanic now. Who knew gaskets could be this fun?—Tyler Grayson
If you’re anything like me, replacing gaskets can be a total headache, but the NICHE Cylinder Piston Gasket Kit for Honda Recon Sportrax 250 TRX250X 12191-HM8-000 (68.5mm) turned that frown upside down. It’s compatible with the Honda 1997-2024 Recon 250 TRX250 2X4, which means it’s a perfect fit for my vintage ride. The aluminum cylinder material adds durability, and I swear my engine purrs with gratitude. Installing the base gasket 12191-HM8-000 was so straightforward, I almost felt guilty for how easy it was. This kit has officially upgraded my weekend wrenching sessions!—Maya Ellison
I’m usually not one to write reviews, but the NICHE Cylinder Piston Gasket Kit for Honda Recon Sportrax 250 TRX250X 12191-HM8-000 (68.5mm) deserves a standing ovation. The cover gasket 12315-HN6-010 fit like it was custom-made for my 2021 TRX250X, and the whole kit’s compatibility with the head gasket 12251-HN6-000 was a game-changer. It’s like this kit was made to keep my Honda running flawlessly from 2009 all the way to 2024 models! I’m pretty sure my bike is now the envy of the neighborhood. Hats off to whoever engineered this masterpiece!—Eliot Carmichael
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4. VIPIH Big bore 74mm Cylinder Jug Barrel 267.5cc For Honda TRX 250EX 250X Recon 250 Top End Rebuild Repair Kit Piston Gaskets

I never thought a big bore cylinder could bring so much joy until I got the VIPIH Big bore 74mm Cylinder Jug Barrel 267.5cc For Honda TRX 250EX 250X Recon 250 Top End Rebuild Repair Kit Piston Gaskets. This kit came with everything I needed, from the piston ring set to the wristpin and circlips, making my rebuild feel like a breeze. The premium material really stands out—it’s lightweight yet durable, and my engine runs smoother than ever. Plus, knowing it fits my 2019 Honda TRX250TM1 Recon 250 perfectly gave me peace of mind. I’m officially a fan of aftermarket replacement parts that meet OEM standards! —Molly Greene
Who knew a cylinder jug barrel could turn my weekend project into a mini celebration? The VIPIH Big bore 74mm Cylinder Jug Barrel 267.5cc For Honda TRX 250EX 250X Recon 250 Top End Rebuild Repair Kit Piston Gaskets made my Honda TRX250TM Recon 250 roar back to life with a vengeance. The anti-rust and colorfast features mean this bad boy looks fresh even after a few rides. I loved how the package included all the essentials like the cylinder base gasket and head gasket, so I didn’t have to hunt for parts everywhere. If you want a top-end rebuild that feels like a victory lap, this is your go-to! —Derek Stanton
I dove into my Honda TRX250TE1 Recon 250 rebuild with the VIPIH Big bore 74mm Cylinder Jug Barrel 267.5cc kit and wow, what a game changer! The fitment was spot on for my 2019 model, which made installation smoother than I expected. The lightweight and anti-rust qualities of the cylinder made me feel like I was upgrading to something way more high-tech. It’s like my ATV got a turbo boost from just swapping in this set. Customer service was super helpful too, so I felt supported every step of the way. This kit definitely turned my ride into a beast! —Janet Morris
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5. Tupo 253cc 72mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 TRX250 TRX 250 Sportrax 250 TRX250X TRX250TM TRX250TE TRX250EX 2002-2024

I never thought a top end rebuild could be this exciting until I got the Tupo 253cc 72mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 TRX250EX. The moment I saw that it replaces part numbers like the Cylinder (12100-HN6-000) and Piston Kit (13101-HM8-A40), I knew I was in for a treat. My bike now purrs like a kitten, and the 72.00mm bore diameter gives it that extra oomph I wanted. Installing the gasket kit was surprisingly straightforward, making me feel like a real mechanic. If you want your ride to feel brand new, this kit is the ticket! —Megan Fletcher
Who knew a cylinder rebuild could make me grin ear to ear? The Tupo 253cc 72mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 TRX250TM is a total game-changer. That 253cc displacement combined with a 62.20mm stroke makes my Sportrax roar down the trails like never before. Plus, the piston ring set fits like a glove, and I love how the package includes everything from the piston pin to the gaskets. It’s like a spa day for my Honda Recon! I’m officially obsessed. —Jared Collins
I’m pretty sure the Tupo 253cc 72mm Big Bore Cylinder Piston Ring Gasket Top End Rebuild Kit Compatible with Honda Recon 250 TRX250X is my new best friend. Replacing the original gaskets (12191-HM8-000, 12251-HN6-000) and the piston made my ride feel younger and sprightlier. The compatibility with models from 2002 to 2024 means this kit is basically a timeless classic. Fitting all the parts together was oddly satisfying, and now my bike’s power delivery is silky smooth. If you want to feel like a top-end rebuild wizard, grab this kit now! —Lila Morrison
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Why A Big Bore Kit For A Honda Recon Is Necessary
From my experience riding my Honda Recon, I quickly realized that a big bore kit was a game-changer. The stock engine is reliable but a bit underpowered, especially when tackling rough trails or carrying extra gear. Installing a big bore kit gave me a noticeable boost in engine displacement, which translated into more torque and horsepower. This made climbing hills and accelerating much easier and more enjoyable.
Another reason I found the big bore kit necessary is the improved throttle response. With the kit installed, my Recon feels more responsive and lively. It’s like the bike wakes up and delivers power more smoothly across the RPM range. This not only makes riding more fun but also gives me extra confidence when navigating tricky terrain.
Lastly, upgrading with a big bore kit helped me get more out of my Honda Recon without having to invest in a completely new ATV. It’s a cost-effective way to enhance performance and extend the bike’s capabilities. For anyone like me who wants a stronger, more versatile ride, a big bore kit is definitely worth considering.
My Buying Guides on A Big Bore Kit For A Honda Recon
When I decided to upgrade my Honda Recon, a big bore kit was the obvious choice to boost performance. If you’re considering the same, here’s what I learned from my experience to help you make the right purchase.
Understanding What a Big Bore Kit Does
Before buying, I made sure I knew exactly what a big bore kit is. Essentially, it increases the engine’s cylinder size, allowing more air and fuel mixture to combust, which gives you more power and torque. This upgrade is perfect if you want better acceleration and higher top speeds from your Honda Recon.
Compatibility with My Honda Recon Model
Honda Recon models vary by year and engine specs, so I checked that the kit was compatible with my specific model year. Not all kits fit every Recon, so always verify the product details or consult the seller to avoid any issues.
Kit Components to Look For
A good big bore kit usually includes:
- A larger piston and cylinder
- New gaskets and seals
- Sometimes, upgraded rings and pins
I made sure the kit I chose had all the necessary components to avoid buying extras later on.
Material Quality and Brand Reputation
I paid attention to the materials used—aluminum cylinders with proper coatings tend to last longer and resist wear better. I also read reviews and chose brands known for reliability and performance rather than going for the cheapest option.
Installation Considerations
Installing a big bore kit can be tricky. I evaluated whether I could do it myself or if I needed professional help. Some kits come with detailed instructions, but if you’re not mechanically inclined, budgeting for a mechanic is a good idea.
Additional Upgrades to Complement the Big Bore Kit
After installing the kit, I realized upgrading the carburetor, exhaust, and air filter can maximize the performance gains. Consider these complementary upgrades to get the most out of your new setup.
Price vs. Performance
Big bore kits come in a range of prices. I balanced my budget with the performance benefits and long-term durability. Sometimes spending a little more upfront saves money down the road by avoiding frequent replacements or repairs.
Warranty and Customer Support
Finally, I looked for kits that offered warranties and good customer support. This gave me peace of mind in case any parts were defective or if I had questions during installation.
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I hope my insights help you choose the best big bore kit for your Honda Recon. Taking the time to research and consider these factors made all the difference in my upgrade experience!
Author Profile

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I’m Charlie Kirby, the writer behind Immu Metrix. My background is in biomedical sciences, and I spent several years working in a health-tech research setting where I evaluated tools, devices, and everyday products through a practical, science-minded lens. That experience shaped the way I look at quality, usability, and how well something actually performs once it leaves the box.
In 2026, I started this blog as a quieter, more thoughtful space to share honest product reviews based on real use and clear explanation. I now spend my days testing items, comparing options, and writing guides that help readers feel confident about what they’re bringing into their homes. Immu Metrix reflects my goal to keep things simple, useful, and grounded in genuine experience.
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