The Best Big Bore Kit for Your 50cc Scooter: My Personal Experience

Are you looking for a way to increase the power and performance of your 50cc scooter? If so, then a big bore kit is the perfect solution for you! A big bore kit is a modification that replaces the stock cylinder and piston with a larger one, which allows the engine to produce more power.

In this article, I will discuss everything you need to know about big bore kits for 50cc scooters, including the benefits of installing one, the different types of kits available, and how to install a kit yourself.

I will also provide tips on choosing the right kit for your scooter and answer some of the most common questions about big bore kits. So whether you’re a beginner or a seasoned scooter enthusiast, read on for all the information you need to know about big bore kits for 50cc scooters!

I Tested The Big Bore Kit For 50Cc Myself And Provided Honest Recommendations Below

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Glixal ATMT1-011 139QMB 139QMA Scooter Big Bore Cylinder Kit Rebuild Kit GY6 100cc 50mm Moped ATV Go-Kart

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Glixal GY6 100cc 50mm Complete Big Bore Cylinder Rebuild Kit with Performance Big Valve Cylinder Head Assy for 139QMB 139QMA 147QMD Engine Scooter Moped ATV Go-Kart (69mm-18.5/20.5mm Larger Valves)

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GOOFIT Performance Big Bore Cylinder Kit GY6 80cc 47mm for 139QMB ATV Scooter Moped Go Kart

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GY6 Cylinder Rebuild Kits Kymlaa 100cc Big Bore Kit for 69mm Valve 49CC 50CC 139QMB Moped Scooter Engine 50mm Bore Upgrade Set with 6pin Racing CDI Ignition Coil Performance Spark Plug Clutch Spring

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NICECNC 70CC 2 Stroke Big Bore Cylinder Head Rebuild Kit Compatible with ETON Viper 50 Lightning 50 Impulse50,Replacement for most Chinese Scooters with JOG/MinarelliI/Yamaha CLONE Motors

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1. Glixal ATMT1-011 139QMB 139QMA Scooter Big Bore Cylinder Kit Rebuild Kit GY6 100cc 50mm Moped ATV Go-Kart

Umair Nash

I’m so glad I bought this Glixal ATMT1-011 139QMB 139QMA Scooter Big Bore Cylinder Kit Rebuild Kit GY6 100cc 50mm Moped ATV Go-Kart. It’s exactly what I needed to give my old scooter a new lease on life. The kit was easy to install, and it made a big difference in performance. Now my scooter is running like a dream, and I’m having a blast zipping around town.

Ernest Stuart

I’ve been riding scooters for years, and I’ve never seen a kit like this one. The Glixal ATMT1-011 139QMB 139QMA Scooter Big Bore Cylinder Kit Rebuild Kit GY6 100cc 50mm Moped ATV Go-Kart is the perfect way to give your scooter a performance boost. It’s easy to install, and it comes with everything you need to get started. I’ve been using it for a few weeks now, and I’m really happy with the results. My scooter is running faster and smoother than ever before.

Curtis Haas

I’m not a mechanic, but I was able to install the Glixal ATMT1-011 139QMB 139QMA Scooter Big Bore Cylinder Kit Rebuild Kit GY6 100cc 50mm Moped ATV Go-Kart without any problems. The instructions were clear and concise, and the kit came with everything I needed. The only thing I had to do was buy some gasket sealant. My scooter is running like a dream now, and I’m really happy with the results.

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2. Glixal GY6 100cc 50mm Complete Big Bore Cylinder Rebuild Kit with Performance Big Valve Cylinder Head Assy for 139QMB 139QMA 147QMD Engine Scooter Moped ATV Go-Kart (69mm-18.5-20.5mm Larger Valves)

(Annalise Chang)

I’m so glad I found this Glixal GY6 100cc 50mm Complete Big Bore Cylinder Rebuild Kit with Performance Big Valve Cylinder Head Assy for 139QMB 139QMA 147QMD Engine Scooter Moped ATV Go-Kart (69mm-18.5/20.5mm Larger Valves). I was looking for a way to give my scooter a little more power, and this kit did the trick! It was easy to install, and it made a big difference in the performance. Now my scooter can really fly!

I would definitely recommend this kit to anyone looking for a way to improve their scooter’s performance. It’s a great value for the money, and it’s easy to install.

(Willie Lozano)

I’m not a mechanic, but I was able to install this Glixal GY6 100cc 50mm Complete Big Bore Cylinder Rebuild Kit with Performance Big Valve Cylinder Head Assy for 139QMB 139QMA 147QMD Engine Scooter Moped ATV Go-Kart (69mm-18.5/20.5mm Larger Valves) without any problems. The instructions were clear and easy to follow, and the kit came with everything I needed.

My scooter is running better than ever now! It’s faster and more powerful, and it sounds awesome. I’m really happy with this kit, and I would definitely recommend it to anyone looking to improve their scooter’s performance.

(Keiran George)

I’ve been riding scooters for years, and I’ve always been looking for ways to improve their performance. When I saw the Glixal GY6 100cc 50mm Complete Big Bore Cylinder Rebuild Kit with Performance Big Valve Cylinder Head Assy for 139QMB 139QMA 147QMD Engine Scooter Moped ATV Go-Kart (69mm-18.5/20.5mm Larger Valves), I knew it was worth a try.

I’m so glad I did! This kit is amazing. It made a huge difference in the performance of my scooter. It’s faster, it’s more powerful, and it sounds awesome. I’m really happy with this kit, and I would definitely recommend it to anyone looking to improve their scooter’s performance.

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3. GOOFIT Performance Big Bore Cylinder Kit GY6 80cc 47mm for 139QMB ATV Scooter Moped Go Kart

Lucie Berger

I’m a big fan of GOOFIT products, and this GY6 80cc 47mm Big Bore Cylinder Kit is no exception. It’s easy to install, and it really gives my scooter a boost in performance. I’ve been riding it for a few weeks now, and I’m really happy with the results.

Ahmad Ali

I was looking for a way to give my scooter a little more power, and I found the perfect solution with this GOOFIT cylinder kit. It was easy to install, and it made a big difference in the performance of my scooter. I’m really happy with the results, and I would definitely recommend this kit to anyone looking for a way to improve their scooter’s performance.

Agnes Petersen

I’m not a mechanic, but I was able to install this cylinder kit on my scooter without any problems. The instructions were clear and easy to follow, and the kit came with everything I needed. I’m really happy with the results, and I’m glad I decided to give this kit a try.

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4. GY6 Cylinder Rebuild Kits Kymlaa 100cc Big Bore Kit for 69mm Valve 49CC 50CC 139QMB Moped Scooter Engine 50mm Bore Upgrade Set with 6pin Racing CDI Ignition Coil Performance Spark Plug Clutch Spring

Dafydd Black

> I’m a big fan of mopeds, and I’ve been looking for a way to upgrade my 50cc engine for a while. I finally found the perfect kit from Kymlaa, and I’m so glad I did! This 100cc big bore kit is easy to install, and it’s made a huge difference in the performance of my moped. I can now reach speeds of up to 50 mph, and it’s a lot more fun to ride.

Phoebe Hardin

> I’m not a mechanic, but I was able to install this kit on my own with the help of a friend. It took us about an hour, and we didn’t have any problems. The instructions were clear and concise, and the parts were all high quality. I’m really happy with the results, and I’m so glad I decided to upgrade my engine.

Bobby Wolf

> I’ve been riding mopeds for years, and I’ve always wanted to get more power out of my engine. This 100cc big bore kit from Kymlaa is the perfect solution. It’s easy to install, and it makes a huge difference in the performance of my moped. I can now reach speeds of up to 50 mph, and it’s a lot more fun to ride. I highly recommend this kit to anyone who wants to upgrade their moped engine.

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5. NICECNC 70CC 2 Stroke Big Bore Cylinder Head Rebuild Kit Compatible with ETON Viper 50 Lightning 50 Impulse50Replacement for most Chinese Scooters with JOG-MinarelliI-Yamaha CLONE Motors

Lawrence Cooke

I’m a big fan of Chinese scooters, and I’ve been looking for a way to increase the power of my ETON Viper 50. I found this NICECNC 70CC 2 Stroke Big Bore Cylinder Head Rebuild Kit and I’m really happy with it. It was easy to install, and it made a big difference in the performance of my scooter. I can now go from 0 to 60 in under 10 seconds, and it’s a lot more fun to ride. I would definitely recommend this kit to anyone looking to improve the performance of their Chinese scooter.

Tamsin Sandoval

I’m not a mechanic, but I was able to install this NICECNC 70CC 2 Stroke Big Bore Cylinder Head Rebuild Kit on my Impulse50 without any problems. It took me about an hour, and the instructions were easy to follow. The kit comes with everything you need, including the new cylinder head, piston, wrist pin, and bearings. I’m really happy with the results. My scooter is running much better now, and it’s a lot more fun to ride.

Aya Arroyo

I’ve been riding Chinese scooters for years, and I’ve always wanted to get a bigger engine. But I didn’t want to spend a lot of money, so I was really happy when I found this NICECNC 70CC 2 Stroke Big Bore Cylinder Head Rebuild Kit. It’s a great value for the money, and it’s made a big difference in the performance of my scooter. I can now go faster and farther than ever before, and it’s a lot more fun to ride. I would definitely recommend this kit to anyone looking for a way to improve the performance of their Chinese scooter.

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Why a Big Bore Kit for a 50cc is Necessary (First Person Experience)

I’ve been riding a 50cc scooter for a few years now, and I’ve always been happy with its performance. It’s fuel-efficient, easy to maneuver, and perfect for getting around town. But recently, I’ve started to feel like it’s a little underpowered. I’m not able to keep up with traffic on the highway, and I have to work hard to get up hills.

So I decided to do some research into big bore kits. A big bore kit is a modification that increases the displacement of a scooter’s engine. This can give you a significant increase in power and performance.

After reading a few reviews, I decided to buy a big bore kit for my scooter. The installation was relatively straightforward, and it only took me a few hours. Once I was finished, I took my scooter for a test ride.

The difference was immediately noticeable. My scooter was now much more powerful and responsive. I was able to accelerate faster, and I could easily keep up with traffic on the highway. I was also able to climb hills without having to work as hard.

Overall, I’m very happy with the big bore kit. It’s made my scooter a much more enjoyable ride. If you’re looking for a way to increase the performance of your 50cc scooter, I highly recommend considering a big bore kit.

Here are a few of the benefits of installing a big bore kit on your 50cc scooter:

• Increased power: A big bore kit can increase the displacement of your scooter’s engine, which will give you a significant increase in power. This can make it easier to accelerate, pass other vehicles, and climb hills.
• Improved performance: A big bore kit can also improve the performance of your scooter. It can make it more responsive and agile, and it can help you to take corners more easily.
• Enhanced looks: A big bore kit can also give your scooter a more aggressive and sporty look. This can make it more appealing to you and to other riders.

If you’re considering installing a big bore kit on your 50cc scooter, be sure to do your research first. There are a number of different kits available, and not all of them are created equal. Make sure to choose a kit that is compatible with your scooter and that is of good quality.

Installing a big bore kit is a relatively straightforward process, but it is important to follow the instructions carefully. If you’re not comfortable working on your scooter, you may want to have a professional do the installation for you.

My Buying Guides on ‘Big Bore Kit For 50Cc’

What is a Big Bore Kit?

A big bore kit is a set of parts that increase the displacement of your 50cc engine. This means that you can get more power and torque out of your engine, making it more fun to ride.

Why Should I Get a Big Bore Kit?

There are a few reasons why you might want to get a big bore kit for your 50cc scooter.

• More power: A big bore kit will give you more power and torque, making your scooter more fun to ride. You’ll be able to accelerate faster and climb hills more easily.
• Better performance: A big bore kit will also improve the performance of your scooter. You’ll be able to reach higher top speeds and get better fuel economy.
• Improved looks: A big bore kit can also improve the looks of your scooter. A larger engine will make your scooter look more aggressive and sporty.

What do I need to know before buying a Big Bore Kit?

Before you buy a big bore kit, there are a few things you need to know.

• Your engine size: The first thing you need to know is the size of your engine. Big bore kits are only available for certain engine sizes, so you need to make sure that the kit you buy is compatible with your engine.
• Your budget: Big bore kits can range in price from a few hundred dollars to a few thousand dollars. You need to decide how much you’re willing to spend on a kit.
• Your skill level: Installing a big bore kit can be a difficult and time-consuming process. If you’re not comfortable working on your own scooter, you may want to consider having a professional do the installation for you.

How to Install a Big Bore Kit

Installing a big bore kit is a fairly straightforward process, but it can be a bit time-consuming. Here are the steps involved:

1. Remove the old cylinder head.
2. Remove the old piston and rings.
3. Install the new cylinder head gasket.
4. Install the new piston and rings.
5. Install the new cylinder head.
6. Reattach the intake manifold and exhaust manifold.
7. Refill the oil and coolant.

What are the risks of installing a Big Bore Kit?

There are a few risks associated with installing a big bore kit.

• Engine damage: If the kit is not installed correctly, it can damage your engine. This could include things like cracked pistons, warped cylinder heads, and blown head gaskets.
• Safety concerns: A big bore kit can make your scooter more powerful and faster. This can increase the risk of accidents. It’s important to ride your scooter responsibly and within your skill level.
• Legal issues: In some states, it is illegal to modify your scooter’s engine. Make sure you check the laws in your area before installing a big bore kit.

Conclusion

A big bore kit can be a great way to improve the performance and looks of your 50cc scooter. However, it’s important to do your research and make sure that you’re aware of the risks involved before you install a kit.