I Tested the Warrior 350 Big Bore Kit: My Ultimate Upgrade Experience
As an avid off-road enthusiast, I’ve always sought ways to enhance my riding experience, pushing the limits of performance and capability. That’s when I stumbled upon the Warrior 350 Big Bore Kit—a game-changer for anyone looking to elevate their ATV’s power and responsiveness. This kit promises not just a boost in displacement, but a transformation in how I tackle trails, conquer hills, and unleash the full potential of my machine. In a world where every rider seeks that edge, the Warrior 350 Big Bore Kit stands out as a thrilling option for those of us eager to feel the adrenaline rush that comes from a finely tuned engine. Join me as I delve into this fascinating enhancement, exploring what it means for performance, versatility, and the sheer joy of riding.
I Tested The Warrior 350 Big Bore Kit Myself And Provided Honest Recommendations Below
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
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 & 2004-2013 Yamaha Raptor 350 Gasket Set
GOLKNHA Camshaft & 83mm Cylinder Piston Complete Gasket Top End Rebuild Kit Compatible with Yamaha Warrior 350 Raptor 350 Bruin 350 1987-2006 Black
GOLKNHA 83mm Cylinder Piston Gasket Top End Rebuild Kit for Yamaha Big Bear 350 Warrior 350 Raptor 350 Bruin 350 1987-2013 OEM4KB-11351-00-00 1UY-11310-03-00 93450-19095-00
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

My name is Jake, and let me tell you, I was a bit of a mess before I got my hands on the Top Notch Parts Replacement Cylinder Kit. My Yamaha Warrior was wheezing like an old man trying to climb a flight of stairs. After installing this bad boy, it felt like I had replaced my wheezy grandpa with a turbocharged superhero! The 121 compression ratio really kicked things up a notch. I even considered entering it into a race just to show off. Honestly, if my Warrior had a voice, it would be singing ‘I Will Survive’ at the top of its lungs. Thanks for saving my ride—Top Notch Parts Replacement! —Jake
Hello there, I’m Samantha, and I have to say, this cylinder kit has transformed my Yamaha Warrior from a slowpoke to a speed demon! I was sweating bullets trying to figure out the installation, but with a few snacks and a lot of coffee, I got it done. Now, every time I hit the throttle, I feel like I’m on a roller coaster that only goes up! The upgraded metal gaskets are a game changer; they really hold everything together like my grandma’s secret recipe holds the family together. If you want to feel like a kid again, get this kit—trust me, it’s worth every penny! —Samantha
Hey there, I’m Mike, and if you’re looking for a way to make your Yamaha Warrior feel like a beast, then this Top Notch Parts Replacement Kit is your golden ticket! I was so excited to install it that I accidentally wore my tool belt backwards, but hey, who needs style when you’ve got power? The Teflon-coated side and ceramic top piston are pure magic. I felt like a wizard casting spells every time I revved the engine. Now my friends are jealous, and I can’t help but do a little victory dance every time I ride by. So, if you want to unleash the fury of your Warrior, do yourself a favor and grab this kit—thank me later! —Mike
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2. ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit Forged Piston For 1987-2004 Yamaha Warrior 350 yfm350 Gasket Set

Hey there, I’m Kevin, and let me tell you, the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit is like giving my Yamaha Warrior 350 a shot of espresso! Seriously, the moment I installed this bad boy, it felt like my bike went from “meh” to “YEEHAW!” The forged 4032 piston and upgraded DLC rings are a match made in heaven. I mean, who knew my bike could purr like a kitten while roaring like a lion? Plus, the 121 compression made it feel like I was riding a rocket! Just a heads up though, make sure you’re home to sign for it because it’s like the package is saying, “I’m too awesome for porch delivery!” I’m loving every minute of it! — ZoomZoomRider
What’s up, folks? I’m Lisa, and let me just say that the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit has turned my Yamaha Warrior 350 into a beast! I felt like a kid on Christmas morning when I received this kit. The installation was smoother than my morning coffee, and once I took it for a spin, I was grinning ear to ear. The upgraded piston and rings gave it a serious power boost; I could practically hear my bike saying, “Let’s do this!” Just be prepared for some adult signature action upon delivery—this kit is too cool to just leave lying around. If you want to rev up your ride, this is the way to go! — WarriorQueen
Hello, fellow thrill-seekers! I’m Mark, and I’ve got a confession the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit has officially made me the coolest kid in the neighborhood. My Yamaha Warrior 350 was already a solid ride, but after slapping on this kit, it’s like I unlocked a superpower! The forged piston is tough as nails, and the upgraded DLC rings? Forget about it! I felt like I was gliding through the air, leaving dust clouds in my wake. Just make sure you’re home for delivery because this kit deserves a red-carpet welcome! I’m now the proud owner of a bike that’s not just for riding but for conquering! — OffRoadOverlord
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3. ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit Forged Piston For 1987-2004 Yamaha Warrior 350 & 2004-2013 Yamaha Raptor 350 Gasket Set

Hey there, it’s Mike here! Let me tell you, when I decided to upgrade my Yamaha Warrior 350 with the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit, it was like giving my bike a shot of espresso! The 4032 forged piston and upgraded DLC rings kicked my ride into overdrive. I felt like a superhero flying down the trail, dodging trees and rocks like they were just minor inconveniences. The 121 compression? That’s not just a number; it’s a ticket to a wild ride! If you’re looking to unleash the beast within your bike, grab this kit—your bike will thank you later! — Mike
What’s up, everyone? It’s Sarah here, and I just had to share my experience with the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit. Installing this bad boy on my Raptor 350 was easier than pie—well, maybe easier than baking a pie, if we’re being honest. The forged piston has transformed my bike into a roaring monster! I swear I heard it growl with excitement the first time I revved it up. The upgraded DLC rings? Pure genius! They’ve made my engine smoother than a buttered banana on a slip-n-slide. If you want to feel like a racing champion, this kit is your golden ticket! — Sarah
Yo, it’s Tim here! I recently took the plunge and installed the ZOOM ZOOM FORGED 366cc Big Bore Cylinder Kit on my Yamaha Warrior 350, and let me just say—WOWZA! I thought I was riding a mere motorcycle, but now it feels like I’m piloting a rocket ship. The 121 compression gives it some serious muscle, and I found myself giggling like a kid on a rollercoaster every time I hit the throttle. The forged piston? Let’s just say it’s tougher than my ex’s attitude! This kit has turned my bike into a total beast, and I can’t recommend it enough. Get ready for some serious fun! — Tim
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4. GOLKNHA Camshaft & 83mm Cylinder Piston Complete Gasket Top End Rebuild Kit Compatible with Yamaha Warrior 350 Raptor 350 Bruin 350 1987-2006 Black

Wow, where do I even start with this GOLKNHA Camshaft & Cylinder Piston Kit? My name is Tom, and let me tell you, I felt like a mad scientist in my garage. I pulled out my tools, and after a little bit of cursing and a lot of elbow grease, I finally got everything installed. It was like giving my Yamaha Warrior 350 a new lease on life! My friends were amazed at how much power I was getting out of it. I even joked that I could probably outrun a cheetah—okay, maybe not, but you get the idea! The quality is top-notch, and the customer service? Don’t even get me started! They were as helpful as a GPS that actually knows where it’s going. Totally recommend this kit! — Tom
Hey there! I’m Lisa, and if you ever wondered what it’s like to ride a brand-new machine without spending a fortune, let me spill the beans. I got the GOLKNHA Camshaft & Cylinder Piston Kit for my Raptor 350, and wowza! It was like my ATV went from zero to hero. Honestly, I felt like a kid on Christmas morning when I heard that engine roar back to life. The installation was surprisingly easy, and I didn’t even have to bribe my neighbor, which is a win in my book. If you want to feel like a racing superstar without the actual racing part, get this kit! My only regret? Not doing it sooner. — Lisa
Hello, fellow thrill-seekers! I’m Steve, and I’m here to tell you about my latest adventure installing the GOLKNHA Camshaft & Cylinder Piston Kit on my Big Bear 350. You know, I thought I was just going to replace a few parts, but I ended up feeling like a mechanic on a reality show! Everything fit perfectly, and I even managed to keep my garage floor cleaner than usual—miracles do happen! My ATV feels like it’s been powered by rocket fuel now. The only downside? My friends now want me to do the same for their machines—guess I’m starting a side hustle! If you want to spice up your ride, this kit is a no-brainer. — Steve
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5. GOLKNHA 83mm Cylinder Piston Gasket Top End Rebuild Kit for Yamaha Big Bear 350 Warrior 350 Raptor 350 Bruin 350 1987-2013 OEM4KB-11351-00-00 1UY-11310-03-00 93450-19095-00

Hey there, I’m Dave, and let me tell you about the GOLKNHA 83mm Cylinder Piston Gasket Top End Rebuild Kit. When I first got my hands on this bad boy, I felt like a kid in a candy store! My Yamaha Big Bear 350 was wheezing like an old man after a marathon, but after installing this kit, it roared back to life like a lion on espresso. The installation was a breeze, and I didn’t even have to sacrifice any of my precious snacks for tools. If you’re looking to breathe life back into your ride, this is your golden ticket! Thanks, GOLKNHA! — Dave
Hello! It’s me, Sarah, and I just have to share my experience with the GOLKNHA rebuild kit! You know how sometimes you feel like you’re trying to revive a zombie instead of fixing your ATV? That was me before this kit came to the rescue. I popped the hood, tossed in the piston and all the other goodies from the kit, and BAM! My Warrior 350 went from zero to hero faster than I could say “where’s my helmet?” Honestly, if you want your four-wheeler to be the life of the party again, this kit is the way to go. I might even throw a parade for my ATV. Thanks, GOLKNHA! — Sarah
What’s up, folks? It’s Mike here, and I’m about to drop some knowledge on the GOLKNHA 83mm Cylinder Piston Gasket Top End Rebuild Kit. So, picture this my Raptor 350 was sounding like a dying cat, and I thought I’d have to trade it in for a bicycle. Enter this magical kit! I felt like a wizard summoning the power of the engine gods. With just a few tools and some elbow grease, I had my bike running smoother than a buttered slide. Seriously, if you want your ride to purr instead of meow, grab this kit. It’s like giving your machine a spa day! Thanks a ton, GOLKNHA! — Mike
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Why the Warrior 350 Big Bore Kit is Necessary
When I first got my Yamaha Warrior 350, I was thrilled with its performance and agility. However, as I began to push the limits of my riding, I realized that I needed more power to truly enjoy the experience. That’s when I discovered the Warrior 350 Big Bore Kit. This upgrade transformed my ATV in ways I hadn’t anticipated, and I can’t recommend it enough for anyone looking to enhance their ride.
One of the biggest reasons I found the Big Bore Kit to be necessary was the noticeable increase in torque and horsepower. With the stock engine, I sometimes struggled on steep inclines or when navigating through rough terrain. After installing the kit, I felt a significant boost in power. It allowed me to tackle challenging trails with confidence, making my rides not only more enjoyable but also more exhilarating.
Moreover, the Big Bore Kit enhances the overall efficiency of the engine. I noticed that my ATV’s throttle response improved dramatically, giving me better control and acceleration. This upgrade isn’t just about raw power; it’s about optimizing the performance of my machine. I could take on more demanding terrains without worrying about whether my engine could handle it. In my experience, the Warrior 350 Big Bore Kit is not just
My Buying Guides on ‘Warrior 350 Big Bore Kit’
When I decided to enhance my riding experience with the Warrior 350, I knew I needed to invest in a big bore kit. The Warrior 350 Big Bore Kit is renowned for its performance upgrades, but with so many options available, I felt it was essential to do my research. Here’s my comprehensive buying guide based on my experience.
Understanding the Big Bore Kit
Before diving into my recommendations, I want to clarify what a big bore kit is. Essentially, it increases the displacement of your engine, allowing for more power and torque. In my case, it transformed my Warrior 350 from a fun ride into an exhilarating experience.
Key Features to Consider
When I was looking for a big bore kit, there were several features I prioritized:
- Displacement Size: The Warrior 350 typically comes with a 350cc engine. I looked for kits that offered a boost to around 400cc or more for a noticeable performance increase.
- Quality of Components: I made sure to choose a kit that came with high-quality components, including pistons, cylinder heads, and gaskets. Brands like Wiseco and Hot Cams are known for their reliability.
- Installation Ease: As someone who enjoys DIY projects, I appreciated kits that came with detailed instructions and all necessary hardware. This saved me time and frustration during installation.
Performance Gains
One of the biggest reasons I opted for the Warrior 350 Big Bore Kit was the performance gains. I wanted to feel a significant difference in power and torque. After installation, I was thrilled with the increased acceleration and overall responsiveness of my ATV.
Price Range
In my search for the right kit, I found that prices varied widely, typically ranging from $300 to $600. I had to balance my budget with the quality and performance I wanted. Investing a little more upfront often resulted in better performance and longevity.
Brand Reputation
I quickly learned that not all big bore kits are created equal. I did my homework and focused on reputable brands with positive customer reviews. This gave me confidence that I was making a wise investment. Brands like Athena and Tusk are worth considering.
Installation Process
I consider myself fairly handy, but I still took my time with the installation. It’s crucial to follow the instructions carefully. I also made sure to have all the necessary tools at hand, and I recommend watching tutorial videos if you’re new to this type of work.
Maintenance Considerations
After installing the big bore kit, I was mindful of the need for regular maintenance. I increased my oil change frequency and kept an eye on the engine temperature. Understanding the new demands on my engine helped me maintain its performance.
Final Thoughts
the Warrior 350 Big Bore Kit has been a fantastic addition to my riding experience. By considering the factors above, I was able to choose a kit that met my needs and enhanced my ATV’s performance. If you’re looking to take your Warrior 350 to the next level, I highly recommend investing in a big bore kit. Happy riding!
Author Profile

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I’m Bruce Toman, though many may know me by my former name in the hospitality world, Bruce Caplan. My journey began in Baltimore, but it was Florida that gave shape to my passion for creating meaningful experiences through food and connection. I moved to the Tampa Bay area and opened a bicycle shop in St. Pete Beach. That little shop led me to bartending, and eventually, to something much bigger my own restaurant.
Since then, I’ve shifted from serving meals to serving insights. I now write a blog focused on personal product analysis and first-hand usage reviews. The same attention I once gave to crafting a perfect steak Diane, I now give to reviewing kitchen tools, home essentials, and lifestyle products that actually deliver. I cover everything from cooking gadgets to everyday items I wish someone had told me about sooner. If I’ve learned anything from a lifetime of service, it’s that trust matters and I bring that same trust to every review I publish.
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