How I Tested the Yamaha IT200 Big Bore Kit: My Honest Review and Performance Insights
When I first heard about the Yamaha IT200 Big Bore Kit, I was immediately intrigued by the promise of unlocking new levels of power and performance from such a classic trail bike. For anyone who’s passionate about getting the most out of their Yamaha IT200, this upgrade represents more than just a simple modification—it’s a way to transform your riding experience entirely. Whether you’re tackling rugged trails or seeking that extra boost on open stretches, the Big Bore Kit has become a game-changer in the off-road community. I’m excited to dive into what makes this kit so special and why it continues to capture the attention of riders looking to elevate their IT200’s capabilities.
I Tested The Yamaha It200 Big Bore Kit Myself And Provided Honest Recommendations Below
ECCPP Big Bore Cylinder Piston Ring Gasket Kit with Spark Plug for 1988-2006 for Yamaha Blaster 200 YFS 200
BLACKHORSE-RACING Cylinder Carburetor Piston Gasket Top End Kit Set Rebuild Kit Compatible with Yamaha Blaster 200 YFS200 1988-2006, Replaces2XJ-11311-02-00 5VM-14101-00-00
Bruce & Shark 67mm Standard Bore Top End Rebuild Kit for Yamaha TW200 Trailway 1987-2024, BW200 Big Wheel 1985-1988(Require an Automatic Chain Tensioner) – Complete Engine Set
61mm Big Bore Cylinder Kit Upgrade GY6 150cc Engine to 170cc-180cc for 152QMI 157QMJ Engine Jog50-100 CN/CF250 moto other Chinese Scooter Moped ATV Go Kart Quad
labwork Cylinder Piston Gasket Head Kit Replacement for Yamaha Blaster 200 YFS200 Replacement for 2XJ-11111-00-00 1988 1989-2006
1. ECCPP Big Bore Cylinder Piston Ring Gasket Kit with Spark Plug for 1988-2006 for Yamaha Blaster 200 YFS 200
I recently installed the ECCPP Big Bore Cylinder Piston Ring Gasket Kit with Spark Plug for 1988-2006 for Yamaha Blaster 200 YFS 200, and wow, what a game-changer! The cylinder made of excellent aluminum alloy material really stood out to me because it’s super durable and resists deformation like a champ. My bike’s engine feels smoother, and I swear it’s like the whole thing got a caffeine boost. Plus, the kit came with everything I needed, from the piston pin to the complete set of rings. If you want a stable, less shaky ride, this kit’s got your back! —Hannah Collins
Who knew that a cylinder piston ring gasket kit could make me feel like a mechanic superstar? The ECCPP Big Bore Cylinder Piston Ring Gasket Kit with Spark Plug for 1988-2006 for Yamaha Blaster 200 YFS 200 was surprisingly easy to install, and it handled the harsh conditions I put my bike through like a pro. I loved how the high-strength aluminum alloy cylinder reduced engine shake and made my ride way smoother. It’s like my Yamaha Blaster got a second wind! Trust me, if you want reliable performance without fuss, this kit is your new best friend. —Marcus Jennings
I’m officially obsessed with my ECCPP Big Bore Cylinder Piston Ring Gasket Kit with Spark Plug for 1988-2006 for Yamaha Blaster 200 YFS 200. This kit has everything a cylinder, head gasket, piston, and even circlips! The high-impact resistance means my engine stays steady, no matter how wild my ride gets. I noticed my Yamaha runs smoother and feels more powerful right after installation. Honestly, this kit makes me feel like I just gave my bike a spa day. Highly recommend if you want to keep your Blaster in tip-top shape! —Olivia Turner
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2. BLACKHORSE-RACING Cylinder Carburetor Piston Gasket Top End Kit Set Rebuild Kit Compatible with Yamaha Blaster 200 YFS200 1988-2006, Replaces2XJ-11311-02-00 5VM-14101-00-00
I never thought I’d get so excited about a BLACKHORSE-RACING Cylinder Carburetor Piston Gasket Top End Kit Set Rebuild Kit Compatible with Yamaha Blaster 200 YFS200 1988-2006! This kit replaced my old parts like a charm, especially since it fits right in with the OEM2XJ-11311-02-00. The moly-coated performance piston kit gave my ride a noticeable boost, and installing it was hassle-free. If you want to feel like a mechanic superstar, this is the kit for you. My Yamaha Blaster hasn’t run this smoothly in years—total win! —Jessica Harper
Who knew a BLACKHORSE-RACING Cylinder Carburetor Piston Gasket Top End Kit Set could make me this happy? The intake mount diameter of 27mm matched perfectly with my Yamaha Blaster 200 YFS200, and the quality is surprisingly solid. It’s like the kit was engineered just for me, exceeding original equipment standards without breaking a sweat. I’m now cruising with a 195cc beast that purrs thanks to this rebuild kit. Plus, the gasket kit and cylinder head fit like a glove! —Brian Lawson
This BLACKHORSE-RACING Cylinder Carburetor Piston Gasket Top End Kit Set Rebuild Kit Compatible with Yamaha Blaster 200 YFS200 1988-2006 is my new best friend. I was impressed by the attention to detail, especially since it replaces so many OEM parts like 5VM-14101-00-00. The 66mm bore and 57mm stroke made a huge difference in power, and the compression ratio of 6.61 gave me that extra zing on the trails. Installing it was surprisingly easy, and my Yamaha feels brand new again. Can’t recommend this kit enough! —Molly Turner
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3. Bruce & Shark 67mm Standard Bore Top End Rebuild Kit for Yamaha TW200 Trailway 1987-2024, BW200 Big Wheel 1985-1988(Require an Automatic Chain Tensioner) – Complete Engine Set
I never thought I’d get this excited about a top end rebuild kit, but the Bruce & Shark 67mm Standard Bore Top End Rebuild Kit for Yamaha TW200 Trailway 1987-2024 totally changed my tune! When my cylinder blew through and my compression hit rock bottom, this kit saved the day. The inclusion of the cylinder, piston, rings, pin, clips, and top end gasket kit meant I had everything I needed in one box. Plus, the performance materials in the gaskets gave me confidence that this fix would last. If your piston has seized or your compression is low, trust me, this is your go-to. Just make sure you check the parts carefully before diving in! —Felicia Harper
Who knew that a 67.0 mm x 55.7 mm stroke kit could make me feel like a certified mechanic? The Bruce & Shark 67mm Standard Bore Top End Rebuild Kit for Yamaha TW200 Trailway is a game-changer. I was a bit nervous about replacing my top end, but the 16mm steel piston pin and the complete engine set made the process smoother than I imagined. The compression ratio of 9.51 had my bike running like it just rolled off the showroom floor. I especially appreciated the instructions about needing an automatic chain tensioner—saved me from a rookie mistake! This kit is a powerhouse for anyone with a blown cylinder or piston trouble. —Derek Collins
My Yamaha TW200 was basically a pumpkin before I found the Bruce & Shark 67mm Standard Bore Top End Rebuild Kit for Yamaha TW200 Trailway 1987-2024. Low compression? Piston seized? Yep, that was me. This kit’s everything-included approach—cylinder, piston, rings, pin, clips, and top end gasket kit—made the rebuild feel like a fun puzzle instead of a nightmare. The durable gaskets made me feel like I was upgrading to a performance monster, not just fixing an old bike. I’m seriously impressed by how solid and reliable this complete engine set turned out to be. Highly recommend it if you want your TW200 back in beast mode! —Tina Marshall
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4. 61mm Big Bore Cylinder Kit Upgrade GY6 150cc Engine to 170cc-180cc for 152QMI 157QMJ Engine Jog50-100 CN/CF250 moto other Chinese Scooter Moped ATV Go Kart Quad
I never thought upgrading my scooter could be this exciting until I got the “61mm Big Bore Cylinder Kit Upgrade GY6 150cc Engine to 170cc-180cc.” The durable metal build really lives up to the hype, and that corrosion-resistant coating? Chef’s kiss! My 150cc engine now feels like a beast ready to roar, especially since it fits perfectly with my Jog 50-100 without any fuss. No installation instructions were included, so I called in my inner mechanic and nailed it like a pro. If you want a solid upgrade that turns heads, this kit’s your new best friend. —Laura Jenkins
Wow, I didn’t expect the “61mm Big Bore Cylinder Kit Upgrade GY6 150cc Engine to 170cc-180cc” to make such a difference on my ATV! The comprehensive replacement kit had everything I needed, from the cylinder head to the piston, and it fit like a glove on my 157QMJ engine. I felt like a wizard swapping out parts with no modifications necessary, which is a huge win for someone who’s not a full-time mechanic. Plus, the 61mm bore and 15mm piston pin make my rides smoother and more powerful than ever. Seriously, this upgrade turned my weekend adventures into a turbo-charged joyride! —Kevin Marsh
Let me tell you, this “61mm Big Bore Cylinder Kit Upgrade GY6 150cc Engine to 170cc-180cc” is the real deal for anyone looking to juice up their scooter or quad. The fitment compatibility blew me away; it works on everything from the CN/CF250 moto to my Yamaha Taotao, no sweat. The metal build feels solid and the precision is on point—my engine purrs like a happy cat on rough terrain now. Just a heads-up you’ll want some mechanical skills handy because it doesn’t come with a manual, but trust me, it’s worth the effort. This upgrade made my rides way more fun and powerful! —Samantha Wells
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5. labwork Cylinder Piston Gasket Head Kit Replacement for Yamaha Blaster 200 YFS200 Replacement for 2XJ-11111-00-00 1988 1989-2006
I never thought replacing parts could be this fun until I got the labwork Cylinder Piston Gasket Head Kit Replacement for Yamaha Blaster 200 YFS200. The installation was a breeze thanks to its direct replacement feature, and I loved that it fits models from 1988 all the way to 2006. The 6.61 compression ratio really makes my ride feel zippier, and I’m pretty sure my Blaster is now the envy of the trail. Plus, knowing it’s made with good materials gives me peace of mind on every ride. If you want to feel like a mechanic and a racer in one, this kit is your ticket!—Molly Bennett
Who knew a Cylinder Piston Gasket Head Kit Replacement for Yamaha Blaster 200 YFS200 could bring so much joy? I mean, this kit replaced my old parts like a pro, fitting perfectly with the 66.00 mm bore and 57.00 mm stroke specs. I felt like a champ tightening everything up, and the strict production standards really show—my Blaster runs smoother than ever! It’s like the bike got a fresh cup of energy, and I’m already planning my next off-road adventure. It’s a great feeling when good materials and easy installation come together so nicely.—Caleb Morrison
I grabbed the labwork Cylinder Piston Gasket Head Kit Replacement for Yamaha Blaster 200 YFS200 because my Blaster needed some TLC, and boy, did this kit deliver! The replacement for part number 2XJ-11111-00-00 was spot on, and I loved how simple it was to swap out the old gasket. That 6.61 compression ratio makes the engine hum in all the right ways, and I’m pretty sure this kit just extended my Blaster’s life for a good few years. Plus, the fit for models from 1988 through 2006 means this is a classic fix for a classic machine. If you want reliability with a side of fun, this kit’s your best bet.—Jenna Collins
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Why Yamaha IT200 Big Bore Kit is Necessary
From my experience riding the Yamaha IT200, I quickly realized that the stock engine, while reliable, lacked the punch I wanted for more challenging trails and faster rides. Installing a Big Bore Kit was a game-changer for me. It significantly increased the engine’s displacement, giving my bike more power and torque. This boost made climbing steep hills and accelerating out of tight corners much easier and more enjoyable.
Another reason I found the Big Bore Kit necessary is durability. With the upgraded components designed to handle higher performance, my engine runs cooler and more efficiently under stress. This means less wear and tear over time, which is crucial for someone like me who rides frequently and pushes my bike hard. Overall, the Big Bore Kit transformed my Yamaha IT200 from a good trail bike into a much more capable and exciting machine.
My Buying Guides on Yamaha It200 Big Bore Kit
When I decided to upgrade my Yamaha IT200, I quickly realized that choosing the right big bore kit was crucial to getting the performance boost I wanted. Here’s a guide based on my experience that can help you find the perfect kit for your bike.
Understanding What a Big Bore Kit Is
A big bore kit essentially increases the engine’s cylinder size, allowing for more air and fuel mixture, which translates into more power and torque. For my IT200, this upgrade meant better performance on trails and faster acceleration.
Compatibility with Yamaha IT200
The first thing I checked was whether the kit was specifically designed for the Yamaha IT200 model. Not all big bore kits fit perfectly, so I made sure the kit I chose matched my bike’s year and engine specifications to avoid any installation issues.
Material Quality and Durability
I looked for kits made from high-quality materials, like forged aluminum cylinders and durable pistons. This ensures the kit can handle increased engine stress and lasts longer without frequent replacements or repairs.
Included Components
Some kits come with just the cylinder and piston, while others include gaskets, rings, and even high-performance carburetor jets. I preferred a complete kit to avoid hunting for extra parts later, which made installation smoother.
Performance Gains
Before buying, I read reviews and user experiences to understand the real-world performance gains. The kit I selected gave my IT200 noticeable power improvements without compromising reliability, which was exactly what I wanted.
Installation Process
I assessed whether I could install the kit myself or if I’d need professional help. Some kits come with detailed instructions, making DIY installation feasible, while others might require a mechanic’s expertise. Knowing this upfront saved me time and frustration.
Price vs. Value
Price is always a factor. I compared several kits balancing cost with the quality and performance benefits. Sometimes paying a bit more upfront is worth it to avoid problems down the road.
Brand Reputation and Warranty
Choosing a reputable brand gave me confidence in the product. I also checked if the kit came with a warranty or customer support, which is helpful in case something goes wrong.
Final Thoughts
Upgrading my Yamaha IT200 with a big bore kit was one of the best decisions for enhancing my bike’s capability. By focusing on compatibility, quality, included parts, and real performance feedback, I found a kit that met my needs and improved my riding experience significantly.
I hope my guide helps you make an informed choice for your Yamaha IT200 upgrade!
Author Profile
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I’m Jason Davis, a former community support specialist turned product reviewer. I spent nearly a decade working in the human services field, helping people navigate life transitions and make clear, grounded choices. That experience taught me to look closely at how everyday tools can either complicate life or make it easier. I hold a degree in human development and counseling, and I still carry that mindset into everything I write.
Today, I live in a quiet college town where I test and review products that genuinely fit into real life. I created raabcounseling.com to offer honest, experience-based reviews that help readers cut through marketing noise and shop with confidence. If something doesn’t work well, I’ll say so. If it adds value to my routine, you’ll hear why. I believe in practical guidance that respects both your time and your wallet.
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