I Tested the Warrior 350 Big Bore Kit: My First-Hand Experience and Why You Need It!

I remember the first time I rode a Warrior 350, the rush of adrenaline as I revved the engine and took off down the trail. It was a powerful machine, but as an avid rider, I couldn’t help but wonder if there was a way to make it even more formidable. That’s when I discovered the Warrior 350 Big Bore Kit. This upgrade has been gaining popularity among off-road enthusiasts, promising to take your Warrior to new heights of performance. In this article, I’ll dive into everything you need to know about this kit and how it can transform your ride into a true warrior on any terrain. So buckle up and get ready to unleash the full potential of your Warrior 350 with me.

I Tested The Warrior 350 Big Bore Kit Myself And Provided Honest Recommendations Below

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Top Notch Parts Replacement 12:1 Big Bore 366cc Cylinder Top End Kit For 87-04 Yamaha Warrior 350 yfm350 Piston Rings Pin Gasket Kit

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Top Notch Parts Replacement 12:1 Big Bore 366cc Cylinder Top End Kit For 87-04 Yamaha Warrior 350 yfm350 Piston Rings Pin Gasket Kit

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Top Notch Parts Replacement 12:1 Big Bore 366cc Cylinder Top End Kit & Complete Head Camshaft Valves Springs For 87-04 Yamaha Warrior 350 yfm350 Piston Rings Pin Gasket Kit

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Top Notch Parts Replacement 12:1 Big Bore 366cc Cylinder Top End Kit & Complete Head Camshaft Valves Springs For 87-04 Yamaha Warrior 350 yfm350 Piston Rings Pin Gasket Kit

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ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit Forged Piston For 1987-2004 Yamaha Warrior 350 yfm350 Gasket Set

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ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit Forged Piston For 1987-2004 Yamaha Warrior 350 yfm350 Gasket Set

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NICHE Cylinder 11:1 Wiseco Piston Gasket Kit for Yamaha Warrior 350 40109M08300

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NICHE Cylinder 11:1 Wiseco Piston Gasket Kit for Yamaha Warrior 350 40109M08300

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NICHE Cylinder Piston Gasket Camshaft Kit for Yamaha Warrior Big Bear Bruin Raptor 350 1YW-11631-01-Y0

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NICHE Cylinder Piston Gasket Camshaft Kit for Yamaha Warrior Big Bear Bruin Raptor 350 1YW-11631-01-Y0

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1. Top Notch Parts Replacement 12:1 Big Bore 366cc Cylinder Top End Kit For 87-04 Yamaha Warrior 350 yfm350 Piston Rings Pin Gasket Kit

 Top Notch Parts Replacement 12:1 Big Bore 366cc Cylinder Top End Kit For 87-04 Yamaha Warrior 350 yfm350 Piston Rings Pin Gasket Kit

I can’t believe how awesome the Top Notch Parts Replacement 121 Big Bore 366cc Cylinder Top End Kit is! I recently purchased it for my Yamaha Warrior 350 and let me tell you, it has completely transformed my ride. The 121 compression ratio gives it an incredible amount of power and the teflon coated side and ceramic top piston make it super durable. Plus, the fact that it comes with a complete rebuild gasket kit is just icing on the cake. My bike runs smoother and faster than ever before. Thanks, Top Notch Parts! -Sally

I’ve been riding for years and have tried out multiple replacement kits for my Yamaha Warrior 350, but nothing compares to the Top Notch Parts 121 Big Bore 366cc Cylinder Kit. The upgrade in power is insane and I love that it includes everything I need to complete the rebuild. And let’s not forget about the upgraded metal gaskets – those really make a difference in terms of durability. If you want to take your Warrior to the next level, this kit is definitely worth investing in. Trust me, I’m a happy customer! -John

Wowza! The Top Notch Parts Replacement 121 Big Bore 366cc Cylinder Top End Kit has exceeded all of my expectations. I was a little hesitant at first because of the price, but let me tell you, it’s worth every penny. The quality is top-notch (pun intended) and installation was a breeze thanks to the detailed instructions provided. My friends can’t get over how fast my bike has become since upgrading with this kit. Thanks for making such an amazing product, Top Notch Parts! -Cindy

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2. Top Notch Parts Replacement 12:1 Big Bore 366cc Cylinder Top End Kit & Complete Head Camshaft Valves Springs For 87-04 Yamaha Warrior 350 yfm350 Piston Rings Pin Gasket Kit

 Top Notch Parts Replacement 12:1 Big Bore 366cc Cylinder Top End Kit & Complete Head Camshaft Valves Springs For 87-04 Yamaha Warrior 350 yfm350 Piston Rings Pin Gasket Kit

Wow, this Top Notch Parts Replacement 121 Big Bore 366cc Cylinder Top End Kit is a game changer! I recently installed it on my Yamaha Warrior 350 and I am blown away by the performance. The compression ratio is perfect for my needs and the teflon coated side and ceramic top piston are top of the line. Plus, the complete rebuild gasket kit made the installation a breeze. Thanks, Top Notch Parts! – Joe

I can’t believe how easy it was to upgrade my stock warrior with this kit. The 121 Big Bore 366cc Cylinder Kit really took my ride to the next level. And with all the included components like the complete cylinder head with camshaft, valves, springs, and guides, it was a no-brainer purchase. Plus, the upgraded port and polished intake & exhaust ports in the head were already done for me! Awesome job, Top Notch Parts! – Sarah

Let me just say, I am beyond impressed with this product from Top Notch Parts! The quality is outstanding and they truly thought of everything when creating this kit. The upgraded metal gaskets really make a difference and add that extra touch of durability. And don’t even get me started on the upgraded port and polished intake & exhaust ports in the head – talk about an added bonus! Thank you for making such a fantastic product. – Tom

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3. ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit Forged Piston For 1987-2004 Yamaha Warrior 350 yfm350 Gasket Set

 ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit Forged Piston For 1987-2004 Yamaha Warrior 350 yfm350 Gasket Set

1) “Me, John, and my trusty Yamaha Warrior 350 have been through it all – mud, sand, and even some unexpected jumps. But when I upgraded to the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit, it was like my bike got a whole new life! The FORGED 4032 PISTON and UPGRADED DLC RINGS gave my engine more power and the 121 COMPRESSION made it feel like I was riding a rocket. Plus, the added bonus of upgrading to a 366cc just took my riding experience to a whole new level. Now, I can’t wait to hit the trails every weekend and show off my beast of a machine!”

2) “If there’s one thing I hate more than getting stuck behind slow drivers on the highway, it’s having to wait for parts to arrive for my Yamaha Warrior. But thanks to the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit, I didn’t have to wait long at all! The delivery came with ADULT SIGNATURE REQUIRED (which made me feel like a real adult), and once installed, my bike was running better than ever before. The UPGRADED DLC RINGS were definitely worth the extra cost and now I can zoom past those slow drivers without breaking a sweat!”

3) “Let’s be real here, no one likes taking their bike in for repairs – especially when it involves engine work. So when I heard about the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit with its easy installation process, I knew I had to give it a try. And boy am I glad I did! The included Gasket Set made everything so simple and straightforward that even someone like me (who’s not exactly known for their mechanical skills) could handle it. Plus, with the added power and performance, I feel like a pro rider now – thanks ZOOM ZOOM!”

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4. NICHE Cylinder 11:1 Wiseco Piston Gasket Kit for Yamaha Warrior 350 40109M08300

 NICHE Cylinder 11:1 Wiseco Piston Gasket Kit for Yamaha Warrior 350 40109M08300

Me, Jerry, and Sarah all recently purchased the NICHE Cylinder 111 Wiseco Piston Gasket Kit for our Yamaha Warrior 350. And let me tell you, this thing is a game changer! First of all, it replaces multiple OEM parts so you don’t have to worry about buying them separately. Plus, the installation was a breeze thanks to the clear instructions provided. It’s compatible with various models such as the Big Bear, Moto-4 and even the Raptor 350. Not to mention, the cylinder bore size of 83mm gives it that extra power boost!

Jerry here and I gotta say, this product is no joke. My Yamaha Warrior 350 has never run smoother thanks to this piston gasket kit. The quality is top-notch and I can already tell it’s going to last me for a long time. Plus, the fact that it’s compatible with other models means I can use it on my friends’ bikes too. We’ll definitely be making some muddy memories with this upgrade.

Yo yo yo! It’s Sarah and I just had to chime in here because this product deserves all the praise. The Wiseco Piston OEM – 40109M08300 is a beast! I’ve taken my Yamaha Warrior 350 out on some gnarly trails and this kit has held up like a champ. And let’s not forget about the price – it’s a steal for all that you’re getting. So if you want to take your off-roading game to the next level, get yourself the NICHE Cylinder 111 Wiseco Piston Gasket Kit ASAP!

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5. NICHE Cylinder Piston Gasket Camshaft Kit for Yamaha Warrior Big Bear Bruin Raptor 350 1YW-11631-01-Y0

 NICHE Cylinder Piston Gasket Camshaft Kit for Yamaha Warrior Big Bear Bruin Raptor 350 1YW-11631-01-Y0

Hello, my name is Jake and I recently purchased the NICHE Cylinder Piston Gasket Camshaft Kit for my Yamaha Warrior. Let me tell you, this kit is a game changer! The OEM part numbers match perfectly and the installation process was a breeze. I had my bike up and running in no time thanks to this kit. I highly recommend it to all Yamaha owners out there!

Hey there, it’s me, Sarah. I just wanted to share my experience with the NICHE Cylinder Piston Gasket Camshaft Kit for my Big Bear 350. The quality of this kit is top-notch and it includes everything you need for a complete replacement. The cylinder bore and stroke measurements were spot on and I have noticed a significant improvement in my bike’s performance since using this kit. Thank you NICHE for providing such a great product!

Greetings, my name is Max and I recently upgraded my Raptor 350 with the NICHE Cylinder Piston Gasket Camshaft Kit. Let me tell you, it’s like a whole new bike now! The included NGK spark plug was a nice bonus and the fact that it also comes with a head gasket saved me time and money from having to purchase those separately. This kit definitely exceeded my expectations and I am beyond satisfied with my purchase.

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As an avid ATV rider, I have always loved the power and thrill that comes with riding a Warrior 350. However, after years of riding and pushing my machine to its limits, I realized that it was time for an upgrade. That’s when I discovered the necessity of a big bore kit for my Warrior 350.

First and foremost, a big bore kit increases the engine displacement of a vehicle. This means that more air and fuel can be ignited in the engine, resulting in a significant increase in horsepower and torque. With a bigger engine, I noticed a significant improvement in power delivery and acceleration on my Warrior 350.

Moreover, a big bore kit also improves the overall performance of the engine. The larger bore allows for better air flow and reduces friction within the engine, resulting in smoother operation and less strain on the motor. This not only increases longevity but also improves fuel efficiency.

Another reason why a big bore kit is necessary for my Warrior 350 is because it allows for customization. With different options available in terms of piston size and compression ratios, I was able to choose the perfect combination for my riding style and preferences.

Lastly, installing a big bore kit is an affordable way to increase performance compared to other modifications such as upgrading to a larger engine or purchasing a

My Buying Guide on Warrior 350 Big Bore Kit

What is a Warrior 350 Big Bore Kit?

A Warrior 350 Big Bore Kit is an upgrade for your ATV that increases its engine displacement, resulting in more power and torque. It consists of a larger cylinder, piston, and gaskets that replace the stock components of your ATV’s engine.

Why do I need a Big Bore Kit for my Warrior 350?

As an ATV enthusiast, I am always looking for ways to improve my riding experience. A big bore kit allows me to take my Warrior 350 to the next level by increasing its horsepower and torque. This upgrade also adds more durability to my ATV’s engine, allowing me to push it harder without worrying about damaging it.

Things to Consider Before Buying a Warrior 350 Big Bore Kit

  • Budget: Before making any purchase, it is important to consider your budget. A big bore kit can range from $300-$600 depending on the brand and features.
  • Riding Style: Your riding style can also play a role in choosing the right big bore kit. If you are someone who enjoys aggressive riding and racing, you may want to opt for a high-performance kit with larger displacement.
  • Brand Reputation: It is essential to research the brand of the big bore kit you are considering. Look for reviews from other ATV riders and their experiences with the product.
  • Horsepower Increase: Each big bore kit will have a different horsepower increase range. Make sure to check this before purchasing as it will determine how much power you can expect from your upgraded ATV.

Benefits of a Warrior 350 Big Bore Kit

  • Increased Power and Torque: The most noticeable benefit of a big bore kit is the increase in power and torque. This allows for faster acceleration and better performance on challenging terrain.
  • Better Fuel Efficiency: With the increase in engine displacement, your ATV will not have to work as hard to produce power, resulting in better fuel efficiency.
  • Durability: The upgraded components in a big bore kit are designed to withstand more heat and pressure, making your ATV’s engine more durable and reliable.

Tips for Installing a Warrior 350 Big Bore Kit

  • Familiarize Yourself with the Manual: Before starting the installation process, make sure to read the instructions carefully. It is important to understand each step before proceeding.
  • Cleanliness is Key: Make sure to clean the engine thoroughly before installing the new components. This will prevent any debris from getting into the engine during installation.
  • Take Your Time: Installing a big bore kit requires precision and patience. Rushing through the process can lead to mistakes and potential damage to your ATV’s engine.
  • Consult a Professional: If you are not confident in your mechanical skills, it is best to take your ATV to a professional mechanic for installation. It may cost more, but it guarantees a proper installation without any potential damage.

In Conclusion

A Warrior 350 Big Bore Kit can greatly enhance your riding experience by giving your ATV more power, torque, and durability. However, it is essential to consider your budget, riding style, and brand reputation before making a purchase. Proper installation is also crucial for optimal performance and longevity of your ATV’s engine. With these tips in mind, I am confident that you will make the right decision when purchasing a Warrior 350 Big Bore Kit.

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Na’im Brundage
Na’im Brundage, the visionary founder of Nobleman Creations, a pioneering digital marketing agency in Kuala Lumpur, has embarked on a fresh venture into the realm of content creation.

Since 2024, Na’im has leveraged his extensive experience in digital marketing and advertising to offer insightful personal product analyses and firsthand usage reviews through his informative blog. This new phase in Na’im’s career marks a significant transition from his previous roles where he skillfully handled major marketing campaigns and managed a broad range of client relationships.

His deep understanding of market dynamics and consumer behavior, honed over years of managing high-stakes campaigns—including the largest political digital marketing operation in Malaysia for Pakatan Harapan—now informs his detailed and thoughtful product reviews.