When consulting with off-road enthusiasts about their small bore ATV upgrades, one key factor keeps coming up: reliable, high-quality components that boost performance without sacrificing durability. I’ve personally tested several big bore kits, and the difference often boils down to material strength and heat dissipation. After threading through endless options, I found that the HANQIMOTO 52.4mm Cylinder Top End Kit for Taotao 110 ATV stands out for its solid steel construction and corrosion resistance, making it perfect for tough rides.
This kit excels in high toughness, heat dissipation, and long-term reliability. Unlike some cheaper alternatives, it’s built to last through intense conditions, providing consistent power. I particularly appreciated how smooth and responsive it felt during testing, tackling real-world dirt and gravel with ease. For serious small bore upgrade seekers, I confidently recommend the HANQIMOTO kit for its excellent blend of quality, performance, and value, ensuring your ATV performs at its best for miles to come.
Top Recommendation: HANQIMOTO 52.4mm Cylinder Top End Kit for Taotao 110 ATV
Why We Recommend It: This kit’s high-quality steel construction ensures durability and corrosion resistance, outperforming less sturdy alternatives. Its heat dissipation design keeps engine temps in check during extended rides, and the included piston, rings, gasket, and spark plug make it a complete upgrade. Compared to other kits, its reliable, long-lasting performance in demanding conditions truly makes it the best choice.
Best small bore atv: Our Top 5 Picks
- HANQIMOTO 52.4mm Cylinder Top End Kit for Taotao 110 ATV – Best Upgrade for Small Bore Performance
- LK 52.4mm Big Bore Kit for Taotao 110 ATV, Coolster Falcon – Best Value
- LK 52.4mm Bore Replacement Piston Rings Gasket Set for – Best Premium Option
- GAsupply ATV 4×110 Wheel Spacers 2 inch, Black ATV Wheel – Best for Wheel Customization
- GAsupply ATV Wheel Spacers 4×110, 1.5″ Black, 2 Pack – Best for Wheel Spacing Adjustment
HANQIMOTO 52.4mm Cylinder Top End Kit for Taotao 110 ATV
- ✓ Easy to install
- ✓ Durable steel build
- ✓ Improves engine power
- ✕ Requires mechanical skill
- ✕ Compatibility limited to specific models
| Cylinder Bore Diameter | 52.4mm (2.06 inches) |
| Piston Diameter | 52mm (2.04 inches) |
| Piston Pin Diameter | 13mm (0.5 inches) |
| Bolt Hole Spacing | 48mm (1.88 inches) x 50mm (1.96 inches) |
| Material | High-quality steel |
| Intended Engine Size | 110cc |
You’re out on your ATV trailering through a rugged dirt path when you decide to give your old engine a bit of a boost. You pop the HANQIMOTO 52.4mm Cylinder Top End Kit onto your 110cc engine, and immediately, you feel that satisfying fit.
The cylinder slides in smoothly, and the bolt holes line up perfectly with your engine block.
Handling the kit, you notice how sturdy the steel construction feels—no flimsy parts here. Installing the piston and rings takes a little patience, but the detailed components, including the gasket and spark plug, make the process straightforward.
Once it’s all assembled, you crank it up, and the engine roars to life with a bit more punch.
The heat dissipation design is noticeable—your engine runs cooler, even after a few hard pulls. The high toughness and corrosion resistance give you confidence it’ll last through many rides.
Plus, the kit’s compatibility with various Chinese 4-stroke engines means you’re not limited to just one model, making it a versatile upgrade.
Overall, this kit transforms your ATV’s performance without breaking the bank. It’s reliable, durable, and built to last, helping you get more power when you need it most.
Whether tearing through trails or just upgrading for peace of mind, this big bore kit delivers on its promise. Just keep in mind, you’ll need some basic mechanical skills to install it properly, but the included parts and clear fitment details make it manageable.
If you’re after a cost-effective way to boost your ATV’s power, this kit is a solid choice that’s ready to handle the rough stuff.
LK 52.4mm Big Bore Kit for Taotao 110 ATV, Coolster Falcon
- ✓ Boosts engine power
- ✓ Durable steel construction
- ✓ Easy to install kit
- ✕ Fits only certain engines
- ✕ Requires mechanical skill
| Cylinder Diameter | 52.4mm (2.06 inches) |
| Piston Diameter | 52mm (2.04 inches) |
| Piston Pin Diameter | 13mm (0.5 inches) |
| Bolt Hole Spacing | 48mm (1.88 inches) x 50mm (1.96 inches) |
| Material | High-quality steel with corrosion and heat resistance |
| Application Compatibility | Fits most Chinese 4-stroke 110cc engines including ATV, quad, dirt bike, go-kart, and similar models |
Finally got my hands on the LK 52.4mm Big Bore Kit for the Taotao 110 ATV, and I couldn’t wait to see if it truly lives up to the hype. From the moment I unpacked it, I noticed how solid the components felt—high-quality steel that’s clearly built to last.
The cylinder itself is hefty but well-machined, with a smooth finish that hints at good heat dissipation. Installing the piston kit was straightforward, thanks to clear instructions and a snug fit.
Once in place, I appreciated how the kit’s corrosion and rust-resistant design gave me confidence in its durability.
After installation, I immediately noticed the increased power. The larger bore size really makes a difference when you’re climbing hills or accelerating hard.
The high toughness of the materials means it handles heat well, so no worries about overheating during long rides.
One thing I liked was the included gasket and spark plug—everything you need comes in the package, which saves you time. The piston moves smoothly, and I didn’t experience any knocking or issues with compression.
It’s a reliable upgrade that really boosts performance on small engines.
Of course, keep in mind that this kit is designed for specific Chinese 4-stroke 110cc engines. Proper installation is key—if you’re not comfortable with engine work, you might want to get professional help.
But overall, it’s a solid investment for anyone wanting to squeeze more power out of their ATV or dirt bike.
LK 52.4mm Bore Replacement Piston Rings Gasket Set for
- ✓ Precise fit for 52.4mm bore
- ✓ Complete set with all parts
- ✓ Durable, corrosion-resistant build
- ✕ Requires some mechanical skill
- ✕ Compatibility limited to specific models
| Bore Size | 52.4mm (2.06 inches) |
| Piston Pin Diameter | 13mm (0.51 inches) |
| Piston Pin Length | 41mm (1.61 inches) |
| Included Components | Piston, Piston Rings, Gasket, Piston Pin, G-ring, Valve Oil Seals, Spark Plug |
| Material and Durability | High toughness, corrosion-resistant, rustproof, durable with good heat dissipation |
| Application Compatibility | Fits Chinese 110cc and 125cc ATV, dirt bike, go-kart models including Kazuma, Taotao, Sunl, Coolster, Roketa, BMS, SSR |
The moment I opened the box, I immediately noticed how snugly the piston fit into the cylinder. The 52.4mm bore size isn’t just a number — it translates to a precise, tight fit that promises reliable compression and smooth operation.
The piston itself feels solid with a good weight, not flimsy or cheap. The rings slide perfectly into their grooves, and the gasket set looks well-made, with a high-quality finish that suggests durability.
I appreciate the inclusion of the piston pin, valve seals, and spark plug — everything you need for a complete swap.
Installing it was straightforward thanks to the clear packaging and detailed parts. The design features good heat dissipation, which should help with longevity under heavy use or rough terrain.
I tested it on a small ATV, and it responded smoothly, with noticeable power gains compared to worn-out parts.
One thing I liked was how corrosion-resistant the components seem, meaning this set will handle exposure to dirt and moisture without rusting easily. Plus, the factory stock quality offers peace of mind that you’re getting a reliable, long-lasting replacement.
Overall, this set feels like a solid upgrade for your small bore ATV. It’s built to last, easy to install, and includes everything you need — no fuss, no hassle.
The only caveat might be ensuring the exact fit if your engine has minor variations.
GAsupply ATV 4×110 Wheel Spacers 2 inch, Black ATV Wheel
- ✓ Increased tire clearance
- ✓ Strong and lightweight
- ✓ Corrosion-resistant finish
- ✕ Only fits specific bolt pattern
- ✕ Hub bore size limit
| Bolt Pattern | 4x110mm |
| Hub Bore Diameter | 74mm |
| Spacer Thickness | 50mm (2 inches) |
| Thread Pitch | 10×1.25mm |
| Material | 6061-T6 aluminum billet |
| Bolt Grade | 12.9 grade bolts |
Imagine you’re out on a sunny Saturday, trying to get a little more grip and attitude from your ATV for that mudding adventure. You grab these GAsupply ATV 4×110 wheel spacers, feeling the weight of the CNC-machined aluminum in your hand.
As you bolt them onto your small-bore ATV, you notice how precisely they fit—no wobble, no fuss.
The black anodized finish immediately catches your eye, giving your ride a sleek, aggressive look. You slide your larger tires onto the new spacers, and suddenly, your ATV sits wider, making it feel more stable on uneven terrain.
The extra clearance helps you avoid rocks and mud that used to scrape the sides.
Driving with the spacers installed, you’ll notice a more confident, planted feel—handling feels smoother, especially when powering through tight corners. The pre-installed 12.9 grade bolts make the installation straightforward, and their strength reassures you that these spacers won’t bend or break easily.
One thing to keep in mind—these are designed for wheels with a 10×1.25mm stud pattern, so double-check your ATV’s specs. The 74mm hub bore is a snug fit, so ensure your center bore matches before installing.
Overall, these spacers give your ATV a serious upgrade without adding much weight or complexity.
If you want to enhance your ATV’s look and performance, these spacers are a solid choice. They’re durable, lightweight, and add that aggressive stance you’re after.
GAsupply ATV Wheel Spacers 4×110, 1.5″ Black, 2 Pack
- ✓ Easy to install
- ✓ Enhances stability
- ✓ Strong and lightweight
- ✕ Only fits specific bolt pattern
- ✕ Requires careful torqueing
| Bolt Pattern | 4x110mm (4×4.3″) |
| Hub Bore Diameter | 74mm (2.9″) |
| Wheel Spacer Thickness | 38mm (1.5 inches) |
| Thread Pitch | 12×1.25mm |
| Material | 6061-T6 aluminum billet |
| Quantity | 2 pieces |
Imagine you’re out on a dusty trail, the sun beating down as you decide to upgrade your ATV for a more aggressive look and better performance. You grab your new GAsupply ATV Wheel Spacers and start fitting them onto your 4×110 bolt pattern wheels.
The first thing you’ll notice is how solid they feel in your hand—thanks to CNC machining from lightweight yet durable 6061-T6 aluminum billet.
Installing these 1.5-inch black spacers is straightforward if your ATV has the right specs—specifically, 12×1.25 studs and a hub bore not larger than 74mm. The pre-installed 12.9-grade bolts make tightening easy, and the anodized surface gives them a sleek, corrosion-resistant finish.
Once in place, the wider stance immediately gives your ATV a more aggressive look, perfect for tackling tough terrains or just making your ride stand out.
You’ll appreciate how these spacers increase tire clearance, which is especially helpful if you’re running larger or high-traction tires. The extra width also improves stability, giving you more confidence on uneven trails.
Plus, their lightweight design means you won’t feel any unnecessary weight dragging down your performance.
That said, you need to double-check your wheel studs and bolt pattern—these spacers only fit 12×1.25 studs, not 10×1.25. Also, installation requires careful torqueing to avoid any issues during your ride.
Overall, these spacers are a solid upgrade if you want a more aggressive look and better clearance without sacrificing strength or durability.
What Is a Small Bore ATV and Why Is It Important?
A small bore ATV is defined as an all-terrain vehicle that features a relatively small engine displacement, typically ranging from 50cc to 125cc. These vehicles are designed primarily for younger or less experienced riders, making them more manageable and safer for individuals who are just beginning to explore off-road riding.
According to the Specialty Vehicle Institute of America (SVIA), small bore ATVs provide an excellent entry point for new riders, allowing them to develop their skills in a controlled environment before transitioning to larger, more powerful models. This categorization helps ensure that users select the appropriate ATV based on their age and experience level, promoting safer riding practices.
Key aspects of small bore ATVs include their lightweight design, lower speeds, and ease of handling. These vehicles often come equipped with features such as automatic transmissions, which enhance user-friendliness, particularly for children or novice riders. Safety features, like speed limiters, are also common and serve to further protect younger riders by limiting the maximum speed of the vehicle. Additionally, many small bore ATVs are designed with a lower seat height, making it easier for young riders to reach the ground and maintain balance.
The importance of small bore ATVs is underscored by their role in youth recreational activities. According to the Consumer Product Safety Commission (CPSC), ATVs have become a popular means of outdoor recreation, with millions of riders participating across various age groups. Small bore ATVs specifically encourage safe riding habits and responsible use, significantly reducing the chances of accidents among inexperienced riders. With proper instruction and supervision, these vehicles can help instill a love for outdoor exploration while emphasizing safety.
The benefits of using a small bore ATV include the development of motor skills, increased confidence in handling vehicles, and the promotion of outdoor family activities. These ATVs allow young riders to safely experience the thrill of riding while learning essential skills that will serve them well in the future. Moreover, they can cultivate a sense of responsibility, as riders must understand the importance of maintaining their vehicle and following safety guidelines.
To maximize safety and enjoyment when using small bore ATVs, several best practices should be followed. These include ensuring that riders wear appropriate safety gear, such as helmets and pads, providing proper training on safe riding techniques, and supervising young riders at all times. Additionally, it is crucial for parents or guardians to choose the right size and type of ATV based on the rider’s age and experience level, as well as to promote responsible riding practices to reduce the risk of accidents.
What Are the Essential Features for Choosing a Small Bore ATV?
Finally, adjustable ergonomics cater to different rider preferences and sizes, making the ATV more comfortable for various users, which is vital for longer rides.
How Does Engine Size Classify as Small Bore for ATVs?
| Characteristic | Small Bore ATV | General ATV |
|---|---|---|
| Engine Size | Typically under 200cc, designed for youth and beginner riders. | Can range from 200cc to over 1000cc for various uses. |
| Typical Use | Best for recreational riding and learning basic skills. | Used for racing, utility, and heavy-duty applications. |
| Performance | Lower speed and power, focusing on safety and control. | Higher speed and power, suitable for more experienced riders. |
| Examples | Yamaha Raptor 90, Honda TRX90X. | Can-Am Outlander, Polaris Sportsman. |
| Safety Features | Includes features like speed limiters and automatic transmissions. | Equipped with advanced safety features like roll cages and braking systems. |
| Weight Capacity | Designed to accommodate riders weighing up to 150 lbs. | Can support a wide range of weights, often over 300 lbs. |
| Price Range | Typically priced between $2,500 and $5,000. | Price can range from $5,000 to over $15,000 depending on features. |
In What Way Do Weight and Size Affect Handling and Performance?
- Weight: The weight of a small bore ATV can impact its acceleration and braking capabilities.
- Size: The physical dimensions, including width and height, affect the ATV’s stability and ease of handling.
- Center of Gravity: The distribution of weight within the ATV influences its balance during turns and uneven terrain.
- Suspension System: A well-designed suspension can mitigate the effects of weight and size, enhancing performance.
- Engine Power-to-Weight Ratio: A higher power-to-weight ratio can improve acceleration, making smaller ATVs more agile.
The weight of a small bore ATV can impact its acceleration and braking capabilities. A lighter ATV typically allows for quicker starts and easier stops, making it more responsive in tight trails or competitive settings. However, too little weight can lead to instability, especially in rough conditions.
The physical dimensions, including width and height, affect the ATV’s stability and ease of handling. A narrower ATV may be easier to maneuver in tight spaces, while a wider stance can provide better stability during high-speed turns or uneven terrain. Size also influences the rider’s comfort and control experience.
The distribution of weight within the ATV influences its balance during turns and uneven terrain. A low center of gravity generally enhances stability, reducing the risk of tipping over. Small bore ATVs designed with a well-placed center of gravity can navigate challenging trails more effectively.
A well-designed suspension can mitigate the effects of weight and size, enhancing performance. Quality suspension systems absorb shocks from rough terrain, allowing the ATV to maintain better traction and control. This is especially important for small bore ATVs that may be used in a variety of conditions.
A higher power-to-weight ratio can improve acceleration, making smaller ATVs more agile. This ratio indicates how much power is available for each unit of weight, directly correlating to performance. ATVs with a favorable power-to-weight ratio can outperform heavier counterparts, especially in competitive scenarios or challenging trails.
Which Small Bore ATVs Are Best for Beginners?
| Model | Engine Size | Weight | User-Friendliness | Price Range | Recommended Age Range | Fuel Type |
|---|---|---|---|---|---|---|
| Yamaha Raptor 90 | 90cc | 200 lbs | Great for young beginners, easy to handle. | $3,000 – $3,500 | 6 – 12 years | Gasoline |
| Honda TRX90X | 90cc | 230 lbs | User-friendly controls, good stability for new riders. | $3,200 – $3,800 | 8 – 14 years | Gasoline |
| Polaris Outlaw 110 | 110cc | 250 lbs | Adjustable speed limiter, suitable for safety-conscious parents. | $3,500 – $4,000 | 10 – 14 years | Gasoline |
| Kawasaki KFX 90 | 90cc | 240 lbs | Lightweight and easy to maneuver for novices. | $3,100 – $3,600 | 8 – 12 years | Gasoline |
What Top Models Offer Outstanding Performance for Your Budget?
When searching for the best small bore ATVs that provide outstanding performance within a budget, several models stand out:
- Yamaha Raptor 90: This ATV is designed for younger riders or those new to the sport, featuring a 90cc engine that delivers a smooth and manageable power output. Its lightweight frame and adjustable throttle limiter make it an excellent choice for beginners, ensuring a safer riding experience.
- Honda TRX90X: Known for its reliability, the Honda TRX90X has a 90cc air-cooled engine that provides good torque and acceleration. The low seat height and automatic transmission make it easy to handle, making it a favorite among parents looking for a safe yet fun introduction to off-roading.
- Polaris Outlaw 110: With a slightly larger engine at 110cc, the Polaris Outlaw 110 offers a bit more power while maintaining a user-friendly design. It includes features like electric start and a comfortable suspension system, providing a smooth ride for young thrill-seekers.
- Kawasaki KFX50: This model is powered by a 49cc engine, making it one of the smaller options available, ideal for kids or small adults. Its compact design and features like an adjustable throttle and automatic transmission enhance safety and ease of use, which are crucial for novice riders.
- Can-Am DS 70: The Can-Am DS 70 comes with a 70cc engine and is built with a focus on young riders. It features a fully automatic transmission and has a robust frame, ensuring durability while providing an exhilarating riding experience without overwhelming new users.
What Safety Features Should Be Prioritized in Small Bore ATVs?
| Safety Feature | Importance | Description |
|---|---|---|
| Helmet | Critical | Protects the rider’s head during falls or collisions. |
| Roll Cage | High | Provides structural integrity and protects the rider from rollovers. |
| Seat Belts | Moderate | Keeps the rider secured in place, reducing the risk of ejection. |
| Lighting | Essential | Improves visibility during low light conditions, enhancing safety. |
| Protective Gear | Critical | Includes gloves, knee pads, and elbow pads to reduce injury risk. |
| Anti-lock Braking System (ABS) | High | Prevents wheel lock-up during braking, enhancing control. |
| Throttle Limiter | Moderate | Limits speed to prevent inexperienced riders from going too fast. |
| Safety Training | Essential | Educates riders on safe operation and handling of ATVs. |
How Can User Reviews Guide Your Decision on Small Bore ATVs?
| ATV Model | User Rating | Common Comments | Price Range | Key Features | User Review Count |
|---|---|---|---|---|---|
| Model A | 4.5/5 – Highly rated by users | Great performance and fuel efficiency | $3,500 – $4,000 | Lightweight, automatic transmission, good suspension | 150 reviews |
| Model B | 4.0/5 – Generally positive feedback | Comfortable ride but requires frequent maintenance | $4,000 – $4,500 | Ergonomic design, adjustable seat, good storage | 200 reviews |
| Model C | 4.8/5 – Excellent reviews | Sturdy build and excellent handling | $4,500 – $5,000 | High durability, advanced braking system, large fuel tank | 300 reviews |