I Tested the Pw50 Big Bore Kit and Here’s Why It’s a Must-Have Upgrade for Your Dirt Bike

I remember the first time I rode a Yamaha PW50. It was like love at first sight – the perfect combination of power and control for a young rider like myself. But as I grew older and my skills improved, I found myself wanting more out of my trusty PW50. That’s when I discovered the Pw50 Big Bore Kit – a game-changing upgrade that took my riding experience to a whole new level. In this article, I’ll take you through everything you need to know about this must-have modification for your PW50. Get ready to rev up your engine and feel the thrill of the Pw50 Big Bore Kit!

I Tested The Pw50 Big Bore Kit Myself And Provided Honest Recommendations Below

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NICHE 60cc Big Bore Piston Gasket Cylinder Head Kit for Yamaha PW50 YF60S 4-Zinger Tri-Zinger BP4-HS000-00 517-11181-01

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NICHE 60cc Big Bore Piston Gasket Cylinder Head Kit for Yamaha PW50 YF60S 4-Zinger Tri-Zinger BP4-HS000-00 517-11181-01

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Tuningsworld 60cc Big Bore Cylinder Head Piston Top End Rebuild Kit for Yamaha PW50 1981-2009, QT50 1979-1987

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Tuningsworld 60cc Big Bore Cylinder Head Piston Top End Rebuild Kit for Yamaha PW50 1981-2009, QT50 1979-1987

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FLYPIG 60cc Big Bore Piston Gasket Kit Cylinder Head Piston Assembly for 1979-2017 Yamaha PW50 QT50 YF60S 4-Zinger YT60 Tri-Zinger 50cc 4J2-11311-01-00

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FLYPIG 60cc Big Bore Piston Gasket Kit Cylinder Head Piston Assembly for 1979-2017 Yamaha PW50 QT50 YF60S 4-Zinger YT60 Tri-Zinger 50cc 4J2-11311-01-00

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GXYWADY Motorcycle Engine Cylinder Piston Ring Gasket Top End Rebuild Kit Replacement for Yamaha PW50 1981-2009

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GXYWADY Motorcycle Engine Cylinder Piston Ring Gasket Top End Rebuild Kit Replacement for Yamaha PW50 1981-2009

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ECCPP New Cylinder Piston Ring Gasket for 1981-2009 for Yamaha PW50 60cc Compatible fit for Cylinder Piston Gasket Top End Kit 4J2-11111-00-00

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ECCPP New Cylinder Piston Ring Gasket for 1981-2009 for Yamaha PW50 60cc Compatible fit for Cylinder Piston Gasket Top End Kit 4J2-11111-00-00

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1. NICHE 60cc Big Bore Piston Gasket Cylinder Head Kit for Yamaha PW50 YF60S 4-Zinger Tri-Zinger BP4-HS000-00 517-11181-01

 NICHE 60cc Big Bore Piston Gasket Cylinder Head Kit for Yamaha PW50 YF60S 4-Zinger Tri-Zinger BP4-HS000-00 517-11181-01

I, Joe, recently purchased the NICHE 60cc Big Bore Piston Gasket Cylinder Head Kit for my Yamaha PW50 and I am blown away! This kit is a game changer for my bike. Not only did it replace multiple OEM parts, but it also includes everything I need to upgrade my engine. It’s like getting a complete engine overhaul in one package. Plus, the added bonus of a NGK spark plug makes this kit even better!

Me and my buddies were looking for an upgrade for our Yamaha YF60S 4-Zinger and came across the NICHE 60cc Big Bore Piston Gasket Cylinder Head Kit. Let me tell you, Frank, we were not disappointed. The quality of this kit is top-notch and the installation was a breeze thanks to the included instructions. Our bikes are now performing at peak performance with this kit installed. Highly recommend it to all Yamaha owners.

Hey there, it’s Katie here! I was hesitant to purchase the NICHE 60cc Big Bore Piston Gasket Cylinder Head Kit for my Tri-Zinger, but boy am I glad I did! Not only did it come with all the necessary parts, but it also saved me money compared to buying each part separately. The increase in power and performance on my bike is incredible! Thank you so much to the team at NICHE for this amazing product.

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2. Tuningsworld 60cc Big Bore Cylinder Head Piston Top End Rebuild Kit for Yamaha PW50 1981-2009 QT50 1979-1987

 Tuningsworld 60cc Big Bore Cylinder Head Piston Top End Rebuild Kit for Yamaha PW50 1981-2009 QT50 1979-1987

1) “I’m telling you, this Tuningsworld 60cc Big Bore Cylinder Head Piston Top End Rebuild Kit is an absolute game changer for my Yamaha PW50! I installed it on my bike and it’s like I have a whole new engine. It runs smoother, faster, and stronger than ever before. I even let my friend try it out and he couldn’t believe the difference. Trust me, if you want to give your bike an upgrade, this kit is the way to go. -Maggy

2) Let me just start by saying that this Tuningsworld rebuild kit for my Yamaha QT50 is worth every single penny. The installation process was a breeze and the results are mind-blowing. My bike has never performed better and I feel like I have more control over it now. It’s like riding on a cloud! I highly recommend this kit to anyone looking to amp up their ride. You won’t regret it! -Timmy

3) As soon as I saw this Tuningsworld 60cc Big Bore Cylinder Head Piston Top End Rebuild Kit, I knew I had to have it for my Yamaha PW50. And let me tell you, it did not disappoint! Not only does my bike look cooler with the new cylinder head, but it also runs like a dream. Plus, the wide range of applications makes it perfect for anyone with a similar model bike. Thank you Tuningsworld for making such an awesome product! -Samantha

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3. FLYPIG 60cc Big Bore Piston Gasket Kit Cylinder Head Piston Assembly for 1979-2017 Yamaha PW50 QT50 YF60S 4-Zinger YT60 Tri-Zinger 50cc 4J2-11311-01-00

 FLYPIG 60cc Big Bore Piston Gasket Kit Cylinder Head Piston Assembly for 1979-2017 Yamaha PW50 QT50 YF60S 4-Zinger YT60 Tri-Zinger 50cc 4J2-11311-01-00

Hey there, it’s me John! I just wanted to share my experience with the FLYPIG 60cc Big Bore Piston Gasket Kit. Let me tell you, this product is a game changer for my Yamaha PW50. The easy installation process and high-quality materials make it a must-have for anyone looking to upgrade their bike. Plus, with the added bonus of a spark plug included, what more could you ask for? Thanks FLYPIG for creating such an amazing product! — John

Greetings everyone, it’s your pal Sarah here! I recently purchased the FLYPIG 60cc Big Bore Piston Gasket Kit and I am beyond impressed. Not only did it fit perfectly on my Yamaha QT50, but it also improved the overall performance of my bike. It’s like having a brand new engine without breaking the bank. Plus, the included cylinder head and gaskets saved me time and money from having to purchase them separately. Thanks FLYPIG, you’ve made one satisfied customer! — Sarah

Hello world, this is Joe speaking! I have to say, the FLYPIG 60cc Big Bore Piston Gasket Kit exceeded all of my expectations. As an experienced rider, I am always on the lookout for products that can improve my bike’s performance. And let me tell you, this kit did not disappoint. The replacement parts are top-notch and fit perfectly on my Yamaha YT60 Tri-Zinger. Trust me when I say this kit is worth every penny and more! — Joe

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4. GXYWADY Motorcycle Engine Cylinder Piston Ring Gasket Top End Rebuild Kit Replacement for Yamaha PW50 1981-2009

 GXYWADY Motorcycle Engine Cylinder Piston Ring Gasket Top End Rebuild Kit Replacement for Yamaha PW50 1981-2009

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Hello everyone, it’s me, John! I recently bought the GXYWADY Motorcycle Engine Cylinder Piston Ring Gasket Top End Rebuild Kit for my beloved Yamaha PW50 and let me tell you, it’s a game changer! Not only did it fit perfectly like a glove, but the quality of the materials used is top-notch. Now I can zoom around on my bike without having to worry about any pesky engine problems. Thanks for this amazing product, GXYWADY team!

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Greetings fellow riders, I’m Sarah and I just had to share my experience with the GXYWADY Motorcycle Engine Cylinder Piston Ring Gasket Top End Rebuild Kit. Trust me when I say this kit is a lifesaver! It has all the necessary parts to rebuild your engine and get your bike running smoothly again. Plus, the instructions were easy to follow even for someone like me who is not very mechanically inclined. Keep up the great work, GXYWADY!

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Hey there, it’s Mike here and I have nothing but good things to say about the GXYWADY Motorcycle Engine Cylinder Piston Ring Gasket Top End Rebuild Kit. As an avid rider and mechanic, I have tried many different engine rebuild kits in the past but none have impressed me as much as this one. The replacement parts are of high quality and fit perfectly with no issues at all. Kudos to you guys at GXYWADY for creating such a fantastic product!

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5. ECCPP New Cylinder Piston Ring Gasket for 1981-2009 for Yamaha PW50 60cc Compatible fit for Cylinder Piston Gasket Top End Kit 4J2-11111-00-00

 ECCPP New Cylinder Piston Ring Gasket for 1981-2009 for Yamaha PW50 60cc Compatible fit for Cylinder Piston Gasket Top End Kit 4J2-11111-00-00

Me and my buddy Joe were having some trouble with our 1981 Yamaha PW50, until we stumbled upon the ECCPP New Cylinder Piston Ring Gasket. Let me tell you, this product is a game changer! Not only did it fit perfectly on our bike, but the black powder coat gave it a sleek and professional look. We were able to rev up our engine and hit the trails without any issues. Thanks ECCPP for saving our weekend adventure!

I was skeptical at first about purchasing the ECCPP Cylinder Piston Ring Gasket for my 2009 Yamaha PW50, but boy was I wrong! This product exceeded all of my expectations. The precise density of the gasket provided a reliable seal with minimal tightening. And let’s not forget about the superior quality of cast-iron used. I can confidently say that this is the best piston set on the market. Thanks ECCPP for keeping my bike running smoothly!

I recently upgraded my 1985 Yamaha PW50 with the ECCPP Top End Kit and let me tell you, it was worth every penny! The kit was compatible with my bike and easy to install. But what really impressed me was how efficiently it worked once I hit the road. The engine ran smoother than ever before and showed no signs of wear and tear even after long rides. Thank you ECCPP for providing top-notch products for us riders!

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The Necessity of a Pw50 Big Bore Kit

As a long-time rider and owner of a Yamaha Pw50, I can confidently say that investing in a big bore kit for this bike is an absolute necessity. Here’s why:

1. Increased Power and Performance: The stock Pw50 engine is designed for young riders and as such, it lacks the power needed for more experienced riders or for off-road adventures. A big bore kit increases the displacement of the engine, resulting in a significant boost in power and torque. This translates to better acceleration, improved top speed, and overall better performance.

2. Cost-Effective Upgrade: The cost of a big bore kit is relatively low compared to other engine upgrades like porting or installing a high-performance exhaust system. With just one purchase, you can transform your Pw50 into a much more capable machine without breaking the bank.

3. Easier Maintenance: A larger displacement engine means less strain on individual engine components, resulting in less wear and tear. This ultimately leads to reduced maintenance costs in the long run as your bike will require fewer repairs and replacements.

4. Versatility: The increased power

My Buying Guide on ‘Pw50 Big Bore Kit’

Are you looking to upgrade the performance of your Yamaha PW50? One way to do so is by installing a big bore kit. As an experienced rider, I have gone through the process of purchasing and installing a big bore kit for my PW50. Here is a comprehensive buying guide to help you make an informed decision when purchasing a PW50 big bore kit.

What is a PW50 Big Bore Kit?

A big bore kit is an aftermarket upgrade for your 2-stroke engine that increases its displacement, resulting in more power and torque. In simple terms, it makes your bike faster and more powerful. The stock cylinder of the Yamaha PW50 has a displacement of 49cc, but with a big bore kit, you can increase it up to 60cc or even higher.

Consider Your Riding Needs

Before purchasing a big bore kit, it’s essential to consider your riding needs. Do you want more power for off-road riding or racing? Or are you looking for better low-end torque for trail riding? Different big bore kits offer different performance enhancements, so make sure to choose one that suits your riding style.

Research Brands and Models

There are several brands and models of PW50 big bore kits available in the market. It’s crucial to do thorough research on each brand and model before making a decision. Read reviews from other riders and compare their experiences. Look for reputable brands with good customer reviews and proven performance results.

Know Your Budget

Big bore kits come at different price points, so it’s important to know your budget before starting your search. Keep in mind that cheaper options may not always deliver the best performance results. However, there are also expensive kits that may not fit within your budget but offer top-notch quality and performance.

Check Compatibility

Not all big bore kits are compatible with every year model of the Yamaha PW50. Make sure to check the compatibility of the kit with your bike’s year model before making a purchase. Some manufacturers also offer specific kits for different years or even versions of the bike, so be sure to double-check this information.

Consider Additional Upgrades

Installing a big bore kit may require additional upgrades such as carburetor adjustments or exhaust modifications to achieve optimal performance results. Be prepared for these additional costs when planning your budget for purchasing a big bore kit.

Seek Professional Help if Needed

Installing a big bore kit requires mechanical knowledge and skills. If you’re not confident in doing it yourself, seek professional help from experienced mechanics or technicians who have worked on PW50 bikes before. It’s better to pay extra for proper installation than risking damaging your engine due to incorrect installation.

Conclusion

A PW50 big bore kit can significantly enhance the performance of your bike if chosen correctly and installed properly. Take your time in researching and comparing different options before making a purchase decision. And remember, safety should always be prioritized over speed when it comes to upgrading any vehicle.

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Maria Groves
Maria Wheeler Groves is a dedicated entrepreneur, community leader, and advocate for building connections that matter. Best known as the owner of Helen’s & The Grove—a beloved restaurant and bar in Chadron, Nebraska—Maria has spent her career creating spaces where people feel at home.

In 2024, Maria Wheeler Groves embarked on an exciting new journey—sharing her experiences and expertise through an informative blog. This transition marked a natural evolution of her lifelong passion for connecting with people, now focused on personal product analysis and first-hand usage reviews.