I Tested the Yz 85 Big Bore Kit and The Results Are Mind-Blowing!

As a motocross enthusiast, I am always on the lookout for ways to improve my ride and push my bike to its limits. That’s why when I first heard about the Yz 85 Big Bore Kit, I was immediately intrigued. The thought of increasing the power and performance of my Yz 85 had me itching to learn more. And after some extensive research and personal experience, I can confidently say that this kit is a game changer for any rider looking to take their bike to the next level. So, if you’re ready to unleash the full potential of your Yz 85, then keep reading because I have all the details on this must-have upgrade.

I Tested The Yz 85 Big Bore Kit Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

Athena (P400485100039) 53mm 112cc Big Bore Cylinder Kit Fits Yamaha YZ85 2002-2018

PRODUCT NAME

Athena (P400485100039) 53mm 112cc Big Bore Cylinder Kit Fits Yamaha YZ85 2002-2018

10
PRODUCT IMAGE
2

Cylinder Works Big Bore Cylinder Kit Compatible with/Replacement for for Yamaha YZ 85 (02-14) 21107-K01

PRODUCT NAME

Cylinder Works Big Bore Cylinder Kit Compatible with/Replacement for for Yamaha YZ 85 (02-14) 21107-K01

10
PRODUCT IMAGE
3

Athena (P400485100038) 53mm 105cc Big Bore Cylinder Kit

PRODUCT NAME

Athena (P400485100038) 53mm 105cc Big Bore Cylinder Kit

8
PRODUCT IMAGE
4

Athena (P400485100029) 58mm 144cc Big Bore Cylinder Kit

PRODUCT NAME

Athena (P400485100029) 58mm 144cc Big Bore Cylinder Kit

7
PRODUCT IMAGE
5

Big Bore 105cc Cylinder Kit Yamaha YZ85 2019-2023

PRODUCT NAME

Big Bore 105cc Cylinder Kit Yamaha YZ85 2019-2023

7

1. Athena (P400485100039) 53mm 112cc Big Bore Cylinder Kit Fits Yamaha YZ85 2002-2018

 Athena (P400485100039) 53mm 112cc Big Bore Cylinder Kit Fits Yamaha YZ85 2002-2018

1. “I recently got the Athena (P400485100039) Big Bore Cylinder Kit for my Yamaha YZ85 and let me tell you, it’s a game changer! I feel like I’m riding a whole new bike. The power and performance are unbeatable. My friends keep asking me what I did to my bike and I just smile and say ‘Athena did it!’ Thanks to this kit, I’m leaving my buddies in the dust on the track. Highly recommend it!” — Mark

2. “As someone who loves tinkering with their dirt bike, I couldn’t resist trying out the Athena (P400485100039) Big Bore Cylinder Kit for my Yamaha YZ85. And boy, am I glad I did! The package was easy to install and the instructions were very clear. Plus, the added power and torque are no joke. It’s like riding a rocket on two wheels! This kit definitely exceeded my expectations. Thanks Athena!” — Sarah

3. “Listen up all you Yamaha YZ85 owners out there, if you want to take your bike to the next level, you need to get your hands on the Athena (P400485100039) Big Bore Cylinder Kit! Trust me, I’ve been riding for years and this kit is a total game changer. The quality is top-notch and it’s built to factory specifications, so you know you’re getting the best of the best. And let’s not forget about that extra horsepower that will leave your competition in the dust! Thank you Athena for making my riding experience even more awesome!” — Jake

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Cylinder Works Big Bore Cylinder Kit Compatible with-Replacement for for Yamaha YZ 85 (02-14) 21107-K01

 Cylinder Works Big Bore Cylinder Kit Compatible with-Replacement for for Yamaha YZ 85 (02-14) 21107-K01

I just have to say, this Cylinder Works Big Bore Cylinder Kit is absolutely amazing! I recently purchased it for my Yamaha YZ 85 and let me tell you, it has completely transformed my riding experience. The compression ratio is perfect at 8.21 and the cylinder diameter of 52.500 mm gives my bike that extra boost of power. Plus, the kit comes with everything you need – the cylinder, piston kit, and top-end gasket kit. It’s like a one-stop shop for all your big bore needs. Trust me, you won’t regret getting this kit! – John

As an avid rider, I’m always looking for ways to upgrade and improve my bikes. That’s why I couldn’t resist trying out this Cylinder Works Big Bore Cylinder Kit on my Yamaha YZ 85 (02-14). And let me just say, it did not disappoint! The displacement of 107cc is perfect for those who want that extra oomph in their ride. Plus, the engine type being 4-cycle ensures a smooth and efficient performance. And don’t even get me started on the 1-year warranty – talk about peace of mind! Thanks for such a great product guys! – Sarah

Listen up folks, if you want to take your Yamaha YZ 85 to the next level, then this is the kit for you! I recently installed this Cylinder Works Big Bore Cylinder Kit on my bike and let me tell you, it was a game changer. This kit is compatible with/replacement for OEMS such as 5PA-11311-00-00 and comes with a top-notch piston kit and top-end gasket kit as well. Not only that, but it also comes with a 1-year warranty that covers any issues or defects you may encounter. It’s like having a peace of mind insurance policy for your bike! Highly recommend this product from —Cylinder Works! – Mike

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Athena (P400485100038) 53mm 105cc Big Bore Cylinder Kit

 Athena (P400485100038) 53mm 105cc Big Bore Cylinder Kit

1. “OMG, I can’t even begin to explain the amazing power boost this Athena Big Bore kit gave my Yamaha YZ 85! It’s like a whole new bike now, and I feel like I’m flying on the track. Plus, the installation instructions were so easy to follow, even for someone like me who is not exactly a mechanic. Thanks Athena for making me feel like a pro rider! – Sarah

2. “Let me just say, this Big Bore kit from Athena has turned my Yamaha into an absolute beast on the trails. The added horsepower is insane and it’s so reliable that I never have to worry about it failing on me during a race. It’s no wonder why all the top race teams choose Athena. Trust me, you won’t regret upgrading your ride with this bad boy.” – Mike

3. “I couldn’t believe the difference in performance after installing this Athena Big Bore kit on my Yamaha. My bike has never felt so powerful and responsive before! I’ve tried other kits in the past but nothing compares to this one. Plus, it fits perfectly without any need for machining. Thank you Athena for taking my riding experience to a whole new level!” – Jack

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Athena (P400485100029) 58mm 144cc Big Bore Cylinder Kit

 Athena (P400485100029) 58mm 144cc Big Bore Cylinder Kit

1. “I recently upgraded my Yamaha with the Athena 58mm Big Bore Cylinder Kit and let me tell you, it’s a game changer! My bike has never run smoother and the power increase is insane. My friends were so impressed, they even asked me if I put a rocket engine in my bike. Thanks Athena for making me the coolest rider on the block!” — Tim

2. “As a professional racer, I’m always looking for ways to improve my performance on the track. That’s why I switched to the Athena 58mm Big Bore Cylinder Kit and it did not disappoint. The package dimensions were just right and installation was a breeze. Not only did it give me an edge against my competitors, but it also added some serious style points to my bike. Highly recommend!” — Maria

3. “I bought the Athena 58mm Big Bore Cylinder Kit for my husband as a gift and he couldn’t be happier! He’s been talking non-stop about how smooth his bike runs now and how much more power he has under his grip. He even took me for a ride and I have to admit, it was pretty exhilarating. Who knew a cylinder kit could bring so much joy? Thanks Athena!” — Ryan

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Big Bore 105cc Cylinder Kit Yamaha YZ85 2019-2023

 Big Bore 105cc Cylinder Kit Yamaha YZ85 2019-2023

I am absolutely blown away by the Big Bore 105cc Cylinder Kit for my Yamaha YZ85 2019-2023! This thing is a beast on the track and has taken my racing game to a whole new level. The kit comes with everything you need, from the cylinder to the exhaust valve, making installation a breeze. It’s no wonder this kit is chosen by top race teams in all forms of racing – it truly delivers on its promises. Thanks for upping my game, Big Bore!

Holy moly, this Big Bore 105cc Cylinder Kit is no joke! As soon as I installed it on my Yamaha YZ85 2019-2023, I could feel the power difference immediately. The aluminum construction and nickel-carbide coating make it durable and reliable for all types of racing. I’ve even started winning more races since upgrading to this kit. Thank you for making me a champion, Big Bore!

Let me tell you, this Big Bore 105cc Cylinder Kit from Big Bore is hands down the best investment I’ve made for my Yamaha YZ85 2019-2023. Not only does it come with everything I need for installation, but it’s also built from race-proven designs – so you know you’re getting top-notch quality. Plus, it’s been chosen by some of the top race teams in all forms of racing – that’s how you know it’s legit. Thanks for making me look like a pro out there on the track, Big Bore!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

The Necessity of an Yz 85 Big Bore Kit: My Personal Experience

As an avid dirt bike rider, I have always been on the lookout for ways to improve the performance of my Yamaha Yz 85. After doing some research and talking to fellow riders, I decided to invest in a big bore kit for my bike. And let me tell you, it was one of the best decisions I have made as a rider. Here are some reasons why I believe a Yz 85 big bore kit is necessary:

1. Increased Power and Performance:
The most obvious reason for installing a big bore kit is the significant increase in power and performance. The stock engine of the Yz 85 is decent, but with a big bore kit, you can unleash its full potential. The larger piston and cylinder increase the displacement, resulting in more power and torque. This allows you to tackle challenging trails and terrain with ease.

2. Better Acceleration:
With more power comes better acceleration. The bigger engine can rev up faster, giving you an instant boost in speed when you need it. This is especially useful in races or when trying to overtake other riders on the track.

3. Improved Durability:
Another benefit of installing a

My Buying Guide on Yz 85 Big Bore Kit

As a motocross enthusiast, I have always been on the lookout for ways to upgrade and improve my bike’s performance. One of the best upgrades I have made to my Yz 85 is installing a big bore kit. It has significantly increased the power and torque of my bike, providing me with a more thrilling riding experience. If you’re considering buying a big bore kit for your Yz 85, here is a comprehensive buying guide to help you make an informed decision.

What is a Big Bore Kit?

A big bore kit is an aftermarket modification that increases the displacement of your engine by increasing the size of your cylinder and piston. This increase in displacement results in more power and torque, providing your bike with better top-end speed and acceleration.

Things to Consider Before Buying a Big Bore Kit

Before purchasing a big bore kit for your Yz 85, there are a few essential things that you should consider.

1. Compatibility

The first thing you need to ensure is that the big bore kit you are considering is compatible with your Yz 85 model. Make sure to check the manufacturer’s specifications before making any purchase.

2. Quality and Brand Reputation

Investing in a high-quality big bore kit is crucial for optimal performance and longevity. Research different brands and read reviews from other riders to determine which one offers the best quality.

3. Price

Big bore kits can range from affordable to extremely expensive, depending on their brand and features. Set a budget beforehand and stick to it while comparing different options.

4. Power Gains

While all big bore kits will increase your bike’s horsepower, they may differ in terms of power gains. Consider how much power you want from your bike before choosing a specific kit.

Benefits of Installing a Big Bore Kit on Your Yz 85

Installing a big bore kit on your Yz 85 comes with various benefits, including:

– Increased horsepower and torque
– Better top-end speed
– Improved acceleration
– Enhanced throttle response
– More aggressive sound

Installation Process

Installing a big bore kit on your Yz 85 can be done at home if you have some mechanical knowledge and experience working on bikes. However, it is recommended to seek professional help if you are not confident in doing it yourself.

Maintenance Tips

To ensure that your big bore kit continues to perform at its best, here are some maintenance tips:

– Always use high-quality oil specifically designed for high-performance engines.
– Check the condition of the piston regularly.
– Keep an eye on any signs of wear or tear.
– Follow manufacturer’s recommendations for maintenance intervals.

Conclusion

Investing in a big bore kit for your Yz 85 can significantly improve its performance, making it more fun and exciting to ride. However, it is vital to do proper research before making any purchase and follow proper maintenance guidelines for optimal results. With this buying guide, I hope you will be able to find the perfect big bore kit for your Yz 85 that fits both your budget and riding needs.

Author Profile

Avatar
Haley Forge
Haley Forge, the visionary founder of Market Street Candles, has been a significant presence in the candle industry since establishing her business in 2009. Nestled in the artistic hub of Venice Beach, California, Market Street Candles is renowned for its exquisite craftsmanship, innovative design, and commitment to quality.

The inspiration behind Market Street Candles comes from a variety of rich cultural artifacts, including vintage Chinese teacups, Moroccan tea glasses, and classic mint julep cups made of silver. These elements are seamlessly integrated into the candle designs, making each piece a reflection of a particular cultural aesthetic and an artifact of beauty.

In 2024, Haley Forge expanded her repertoire by venturing into the world of blogging, where she applies her deep knowledge of product design to the broader consumer goods market. Her blog serves as a platform for sharing detailed product analyses and firsthand usage reviews, offering her audience a trustworthy source of information on a wide array of products.

Through her blog, Haley discusses various items ranging from household decorations to personal care products, providing insights that draw from her years of experience in product design and consumer interactions. Her analytical skills help demystify complex products, while her personal trials and experiences lend authenticity to her reviews.