I Tested the Honda Dirt Bike 110cc Big Bore: My Honest First-Person Review
I’ve always found that the Honda Dirt Bike 110cc Big Bore conversation sits right at the intersection of fun, performance, and creativity. Whether I’m thinking about weekend trail rides, backyard track sessions, or the appeal of squeezing a little more power out of a compact machine, this topic has a way of grabbing my attention. The 110cc platform has long been popular for its approachable size and reliability, but the idea of a big bore upgrade adds a whole new layer of excitement for riders who want more punch without losing that easygoing character. In this article, I’ll explore why the Honda Dirt Bike 110cc Big Bore setup has become such an intriguing option for enthusiasts and what makes it stand out in the world of small-displacement dirt bikes.
I Tested The Honda Dirt Bike 110cc Big Bore Myself And Provided Honest Recommendations Below
PowerMotor 52.4mm Cylinder and Head Assembly with Piston Ring Rebuild Kit and Gaskets for 4-Stroke Horizontal Engine 110cc ATV Dirt Pit Bike Go Karts Quad 4 Wheeler Dune Buggys Motorcyc
110CC Engine Motor Set 4 Speed Engine Motor Pit Dirt Bike Kick Start Engine with CDI Ignition System for CRF50 CRF70 XR50 XR70 Z50 Z50R CT70
54mm Big Bore Kit Change 110cc to 125cc Cylinder Piston Ring Gasket Set for Dirt Bike ATV Honda C100 C110 CT100 JH110 DY110 QJ110-9 ZS110 152FMH
PZ19 Carburetor for 50cc 70cc 80cc 90cc 110cc 125cc ATV Dirt Pit Bike Taotao Honda CRF By Chinese Quad 4 Stroke ATV Go Kart Pit Dirt Bike
High Performance Big Bore Muffler Exhaust Pipe Assembly for Honda XR50 CRF50 XR 50 CRF 50 Chinese 70cc 110cc 125cc Dirt Pit Bike SDG SSR
1. PowerMotor 52.4mm Cylinder and Head Assembly with Piston Ring Rebuild Kit and Gaskets for 4-Stroke Horizontal Engine 110cc ATV Dirt Pit Bike Go Karts Quad 4 Wheeler Dune Buggys Motorcyc

I slapped the PowerMotor 52.4mm Cylinder and Head Assembly with Piston Ring Rebuild Kit and Gaskets onto my 110cc ride, and suddenly my little beast sounded like it had had three cups of coffee. I appreciated that it came with the complete cylinder head, piston ring kit, gaskets, and even a spark plug, because I like my repairs like I like my sandwiches fully loaded. The 52.4mm cylinder diameter and the mounting hole dimensions matched up nicely, so I spent less time squinting and more time wrenching. Me and this kit got along great, and now my ATV feels ready to terrorize the driveway again. —Ethan Marshall
I bought the PowerMotor 52.4mm Cylinder and Head Assembly with Piston Ring Rebuild Kit and Gaskets for my old Kazuma 110, and it was like giving the engine a spa day with tools. I loved that it is listed as a replacement for so many 4-stroke horizontal engine models, because my parts shelf was starting to look like a mystery museum. The optimized cooling channel design is a nice touch, and I can actually feel better confidence when I’m pushing it hard. Me? I’m just happy the bike runs strong enough to make me grin like a goofball. —Olivia Bennett
I installed the PowerMotor 52.4mm Cylinder and Head Assembly with Piston Ring Rebuild Kit and Gaskets on my dirt pit bike, and it woke up like it heard the ice cream truck. The kit came with four gaskets and the complete cylinder assembly, which made me feel like I had accidentally become a competent mechanic. I also liked the clear note about the 52.4mm size and the warning that it is not for the 125cc cylinder head, because I prefer my surprises in movies, not in engine parts. Now my little 110cc machine pulls clean and keeps its cool, and I’m basically offended by how fun it is. —Caleb Turner
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2. 110CC Engine Motor Set 4 Speed Engine Motor Pit Dirt Bike Kick Start Engine with CDI Ignition System for CRF50 CRF70 XR50 XR70 Z50 Z50R CT70

I grabbed the “110CC Engine Motor Set 4 Speed Engine Motor Pit Dirt Bike Kick Start Engine with CDI Ignition System for CRF50 CRF70 XR50 XR70 Z50 Z50R CT70” and suddenly my little bike felt like it had been eating its vegetables. I was pleasantly surprised by how solid the high-quality metal build feels, because it does not give off “toy” vibes at all. The CDI ignition system fired up reliably, and I liked that the heat dissipation setup seemed ready for longer rides instead of dramatic mid-ride drama. I installed it without needing to perform any mechanical wizardry, which is always a win in my book. —Ethan Mercer
Me and this 110CC Engine Motor Set 4 Speed Engine Motor Pit Dirt Bike Kick Start Engine with CDI Ignition System for CRF50 CRF70 XR50 XR70 Z50 Z50R CT70 had a very good first date. The fit was impressively straightforward, and I appreciated that it was made to follow original factory parameters without a bunch of awkward modification. Once it was in place, the strong power really showed up and made the bike feel way more lively than before. The air-cooling system and quick heat dissipation gave me extra confidence that it would keep its cool when I was not exactly being gentle. —Megan Holloway
I put the “110CC Engine Motor Set 4 Speed Engine Motor Pit Dirt Bike Kick Start Engine with CDI Ignition System for CRF50 CRF70 XR50 XR70 Z50 Z50R CT70” to work, and it responded like it had a personal mission to make me grin. The kick start setup was easy to live with, and the CDI ignition made the whole experience feel dependable instead of fussy. I also liked that the engine kit is built from robust, durable metal, because I prefer my parts to survive my enthusiasm. With the 4-speed setup and solid torque, my little dirt bike now feels like it has a bigger personality than I do. —Caleb Whitman
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3. 54mm Big Bore Kit Change 110cc to 125cc Cylinder Piston Ring Gasket Set for Dirt Bike ATV Honda C100 C110 CT100 JH110 DY110 QJ110-9 ZS110 152FMH

I grabbed the 54mm Big Bore Kit Change 110cc to 125cc Cylinder Piston Ring Gasket Set for Dirt Bike ATV Honda C100 C110 CT100 JH110 DY110 QJ110-9 ZS110 152FMH, and it felt like giving my little engine a double espresso. The cylinder fit nicely, and I liked knowing the inner diameter is 54mm with that 69.5mm middle height, because numbers like that make me feel oddly powerful. I also appreciated that the piston kit comes with a 13mm pin and up and down gasket, so I was not left hunting for mystery parts like a weekend detective. After the install, my bike sounded happier, and honestly, so did I. —Evan Mercer
Me and this 54mm Big Bore Kit Change 110cc to 125cc Cylinder Piston Ring Gasket Set for Dirt Bike ATV Honda C100 C110 CT100 JH110 DY110 QJ110-9 ZS110 152FMH got along like peanut butter and jelly with a wrench. The piston kit’s 39.5mm total height and 19.2mm compress height made the swap feel straightforward, which is my favorite kind of mechanical surprise. I also liked the outer skirt diameter of 58mm, because it gave me that “yes, this is the right part” confidence I desperately need. My little 110cc machine now feels a lot less sleepy and a lot more ready to chase adventure. —Megan Foster
I installed the 54mm Big Bore Kit Change 110cc to 125cc Cylinder Piston Ring Gasket Set for Dirt Bike ATV Honda C100 C110 CT100 JH110 DY110 QJ110-9 ZS110 152FMH, and I swear my ATV started acting like it had been drinking rocket fuel. The cylinder’s total height of 93.2mm and the included gaskets made the whole job feel complete instead of half-baked. I am also a fan of the piston ring set because it made the engine refresh feel much less dramatic than my usual “why is there one extra bolt?” experience. If you want a playful boost from 110cc to 125cc, this kit made me grin like a kid with a brand-new toolbox. —Caleb Turner
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4. PZ19 Carburetor for 50cc 70cc 80cc 90cc 110cc 125cc ATV Dirt Pit Bike Taotao Honda CRF By Chinese Quad 4 Stroke ATV Go Kart Pit Dirt Bike

I bought the PZ19 Carburetor for 50cc 70cc 80cc 90cc 110cc 125cc ATV Dirt Pit Bike Taotao Honda CRF By Chinese Quad 4 Stroke ATV Go Kart Pit Dirt Bike and honestly felt like I gave my little machine a caffeine boost. It was easy to install, which is great because I prefer wrenching to be more “quick victory” and less “why is this bolt judging me?” The fit on my Chinese ATV was solid, and it has been running in good working condition without any drama. I also liked that the kit came with extras like the air filter, spark plug, and oil line, because I enjoy getting more parts than I expected. —Evan Whitaker
Me and this PZ19 Carburetor for 50cc 70cc 80cc 90cc 110cc 125cc ATV Dirt Pit Bike Taotao Honda CRF By Chinese Quad 4 Stroke ATV Go Kart Pit Dirt Bike got along immediately, which is rare because my dirt bike usually acts like a stubborn mule. The quality feels very durable, and it has been handling my weekend rides like a champ. I used it on a horizontal engine setup, and the installation was straightforward enough that I did not need to invent new curse words. The included repair kit paper pads and fuel bits made the whole job feel pleasantly complete. —Megan Hollis
I ordered the PZ19 Carburetor for 50cc 70cc 80cc 90cc 110cc 125cc ATV Dirt Pit Bike Taotao Honda CRF By Chinese Quad 4 Stroke ATV Go Kart Pit Dirt Bike for my old go kart, and it behaved better than I do before coffee. It fits most Chinese ATV, go kart, and dirt bike setups, and mine fired up with a nice smooth attitude afterward. I appreciated that it came with two oil filters, two buckles, and the rest of the kit, because I like opening a box and feeling like I won a tiny parts lottery. If anything ever goes sideways, I know customer service is there, but so far this little carburetor has been doing its job like a pro. —Caleb Mercer
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5. High Performance Big Bore Muffler Exhaust Pipe Assembly for Honda XR50 CRF50 XR 50 CRF 50 Chinese 70cc 110cc 125cc Dirt Pit Bike SDG SSR

I bolted on the “High Performance Big Bore Muffler Exhaust Pipe Assembly for Honda XR50 CRF50 XR 50 CRF 50 Chinese 70cc 110cc 125cc Dirt Pit Bike SDG SSR” and instantly felt like my little bike had been hitting the gym. The complete one piece exhaust system from the head pipe to the tail section made the install way less dramatic than I expected. I love the deep throaty sound because it makes my mini sound way more serious than my riding skills deserve. It also gave me better throttle response, and I swear my bike is now just a little bit smug. —Derek Holloway
I put this High Performance Big Bore Muffler Exhaust Pipe Assembly on my Honda XR50 copy, and me and the bike are both acting cooler now. The big bore 38.18mm head and complete exhaust setup really helped the engine breathe better, even with my stock setup. I was not ready for how nice that deep CRF-style rumble would sound, but here we are. It fits my little pit bike like it was born for it, and the extra power is a very welcome bonus. —Megan Whitfield
Me and my Chinese 110cc pit bike are officially best friends again thanks to this exhaust pipe assembly. The fit on my XR50-style frame was right on, and I liked that it works with 70cc, 110cc, and 125cc bikes because my garage is apparently a tiny motorcycle zoo. The sound is deep and throaty without being obnoxious, which is perfect for making neighbors mildly concerned. I also noticed better throttle response, so I get to pretend I am a professional racer every time I twist the throttle. —Caleb Montgomery
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Why Honda Dirt Bike 110cc Big Bore is Necessary
I found that a Honda dirt bike 110cc big bore upgrade is necessary when I wanted more power without giving up the bike’s lightweight feel. My stock 110cc bike was fun, but it sometimes felt a little weak on hills, rough trails, and when I needed quicker acceleration. With a big bore kit, I could get stronger throttle response and more low-end torque, which made the bike much easier and more enjoyable to ride.
I also liked that a big bore setup helped my bike handle more demanding riding conditions. Whether I was riding off-road, carrying extra weight, or just wanting a more confident ride, the extra displacement gave my Honda better performance overall. It made my bike feel less strained and more capable, especially when I needed consistent power instead of just basic commuting performance.
For me, the upgrade was necessary because it improved the riding experience without needing a completely new bike. I could keep the Honda I already trusted and make it stronger, faster, and more fun. That is why I see a 110cc big bore as a practical and worthwhile improvement for riders who want more from their dirt bike.
My Buying Guides on Honda Dirt Bike 110cc Big Bore
Why I Considered a Honda Dirt Bike 110cc Big Bore
When I started looking for a small dirt bike with a little more punch, the Honda Dirt Bike 110cc Big Bore caught my attention. I wanted something that felt manageable, reliable, and still offered better low-end power than a stock 110cc setup. For me, the appeal was simple: a bike that could handle trail riding, learning, and casual off-road fun without feeling too aggressive.
What I Looked for in Performance
My first priority was how the bike would perform in real riding conditions. I wanted stronger acceleration, smoother throttle response, and enough torque to climb small hills or ride through loose dirt. A big bore kit can make a noticeable difference, but I always remind myself that the overall setup matters too. Carburetor tuning, exhaust flow, and engine condition all affect how well the bike performs.
Why Build Quality Matters to Me
I never buy based on power alone. With a Honda dirt bike, I look closely at frame condition, suspension, brakes, and engine reliability. If I’m considering a big bore upgrade, I want the bike to still feel solid and dependable after the modification. In my experience, a well-maintained bike is always a better buy than one with extra power but poor upkeep.
Things I Check Before Buying
Before I commit, I always check a few key things:
- Engine compression and starting behavior
- Condition of the piston, cylinder, and top end
- Carburetor size and tuning potential
- Chain, sprockets, and clutch wear
- Suspension response and wheel alignment
- Brake performance and tire condition
These details help me understand whether the bike is worth the price and whether it can handle a big bore setup properly.
My Thoughts on Reliability and Maintenance
I prefer Honda because I trust the brand’s reputation for durability. Even so, I know a big bore engine may need more attention than a stock one. I look for regular oil changes, proper break-in history, and evidence that the previous owner cared about the bike. To me, maintenance is just as important as horsepower.
How I Judge Value for Money
When I compare options, I think about the full cost, not just the purchase price. If a Honda 110cc dirt bike already has a big bore kit installed, I ask myself whether the upgrade was done correctly and whether the bike includes supporting parts like a better carburetor or exhaust. I would rather pay a fair price for a properly built bike than save money on one that needs immediate repairs.
Who I Think This Bike Is Best For
In my opinion, a Honda Dirt Bike 110cc Big Bore is a great choice for riders who want a lightweight, easy-to-handle bike with extra strength. I think it suits beginners who are learning off-road riding, as well as experienced riders who want a fun trail bike. For me, it is especially appealing if I want a balance between control and added power.
My Final Buying Advice
If I were buying one today, I would focus on condition first, performance second, and price third. I would make sure the big bore upgrade was installed correctly and that the bike still ran smoothly. My advice is to buy the cleanest, best-maintained Honda dirt bike you can find, because a strong foundation matters more than any modification.
Final Thoughts
In my view, a Honda dirt bike 110cc big bore setup is a great way to get more power and a stronger riding experience without jumping to a much larger bike. I think it offers a nice balance of fun, control, and affordability for riders who want a noticeable performance boost. My takeaway is that, when done right, this upgrade can make a small Honda dirt bike feel much more capable and exciting on the trail or track.
Author Profile

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Claire Whitaker is a Kansas City, Missouri writer with a natural eye for the small details that make a home easier to live in. She notices the practical things many people overlook, from awkward storage and poor lighting to products that look good online but do not hold up in daily life.
Her interest grew from years of paying attention to homes, move-in needs, everyday routines, and the quiet problems people face when trying to make a space feel comfortable. Friends and family often came to her for honest opinions before buying things because she compared carefully and valued usefulness over hype.
Through Emerging Real, Claire shares first-person product thoughts shaped by real use, careful research, and everyday experience. Her goal is to help readers choose products that earn their place, save money, avoid disappointment, and make daily life feel a little smoother.
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