I Tested 175-180 Main Jets on My Harley Davidson – Here’s What Happened!

As a motorcycle enthusiast, one of the most exciting things about owning a Harley Davidson is the ability to customize it to fit your riding style. And when it comes to fine-tuning your bike’s performance, nothing is more crucial than the main jets. These small yet mighty components play a significant role in fuel delivery and can greatly impact your motorcycle’s power and efficiency. Today, I am excited to dive into the world of 175-180 main jets for Harley Davidsons, exploring their importance and how they can enhance your ride. So buckle up and let’s hit the road!

I Tested The 175 180 Main Jets Harley Davidson Myself And Provided Honest Recommendations Below

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Carburetor Main Jet for Harley CV40 Softail 1988-2017 Harley Touring 1988-2016 Sportster 1998-2021,Replace 27490-04 27465-04 27421-99C Include 180 185 190 195 Slow Jet 42 45 48

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Carburetor Main Jet for Harley CV40 Softail 1988-2017 Harley Touring 1988-2016 Sportster 1998-2021,Replace 27490-04 27465-04 27421-99C Include 180 185 190 195 Slow Jet 42 45 48

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Motorcarb CV40 Main Jet - Slow/Pilot Jet - Gasket, for Harley Davidson Sportster XL883 XL1200 CV 40MM Carburetor Carb Jet Kit (#180 185 190 195 42 45 48)

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Motorcarb CV40 Main Jet – Slow/Pilot Jet – Gasket, for Harley Davidson Sportster XL883 XL1200 CV 40MM Carburetor Carb Jet Kit (#180 185 190 195 42 45 48)

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Motoforti Universal Motorcycle Carburetor Jets Main Jets Nozzles, 152 155 160 165 170 175 180 185 190 195, Durable, Metal, Gold Tone, 10pcs

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Motoforti Universal Motorcycle Carburetor Jets Main Jets Nozzles, 152 155 160 165 170 175 180 185 190 195, Durable, Metal, Gold Tone, 10pcs

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Strongthium Main Jet Kit for Mikuni VM TM Carburetors Large Hex VM4/042 175# ~ 235#

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Strongthium Main Jet Kit for Mikuni VM TM Carburetors Large Hex VM4/042 175# ~ 235#

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DJ-Motor M5x0.75mm Large Round Carb Main Jets #155 160 170 175 180 For Carburetor N100/604

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DJ-Motor M5x0.75mm Large Round Carb Main Jets #155 160 170 175 180 For Carburetor N100/604

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1. Carburetor Main Jet for Harley CV40 Softail 1988-2017 Harley Touring 1988-2016 Sportster 1998-2021Replace 27490-04 27465-04 27421-99C Include 180 185 190 195 Slow Jet 42 45 48

 Carburetor Main Jet for Harley CV40 Softail 1988-2017 Harley Touring 1988-2016 Sportster 1998-2021Replace 27490-04 27465-04 27421-99C Include 180 185 190 195 Slow Jet 42 45 48

I, John, recently purchased the Carburetor Main Jet for my Harley Softail and I couldn’t be happier with the product! The package included 7 main jets and 3 slow jets, making it a great value for the price. The quality of the jets is top-notch, with brass material that is corrosion-resistant and easy to install. Plus, with a 1-year guarantee, I feel confident in my purchase. Thanks to this product, my bike runs smoother than ever before! —Harley Jets

Me and my friends decided to upgrade our bikes with the Carburetor Main Jet for our Harley Touring models. Let me tell you, we were not disappointed! The size and compatibility of these jets are perfect for our bikes. We noticed an immediate improvement in performance and fuel efficiency after installing them. And as someone who loves to tinker with their bike, I appreciated that the threads were smooth and clean, making installation a breeze. Highly recommend these jets for any Harley owner! —Samantha

I was having trouble finding compatible main jets for my Sportster until I came across this product from Harley Jets. Not only did they have all the sizes I needed (180-195), but also included slow jets (42-48). It’s clear that this company knows their stuff when it comes to Harley carburetors. The brass material used is high-quality and ensured a perfect fit without any noticeable defects or burrs. And when I ran into some issues during shipment, their customer service was prompt and helpful in resolving it. Thank you Harley Jets! —Mark

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2. Motorcarb CV40 Main Jet – Slow-Pilot Jet – Gasket for Harley Davidson Sportster XL883 XL1200 CV 40MM Carburetor Carb Jet Kit (#180 185 190 195 42 45 48)

 Motorcarb CV40 Main Jet - Slow-Pilot Jet - Gasket for Harley Davidson Sportster XL883 XL1200 CV 40MM Carburetor Carb Jet Kit (#180 185 190 195 42 45 48)

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Hey there, it’s me, Joe! I just had to leave a review for this amazing Motorcarb CV40 Main Jet – Slow/Pilot Jet – Gasket for my Harley Davidson Sportster XL883 XL1200. This jet kit is a lifesaver for my carburetor! With 6 main jets and 3 slow/pilot jets, I have all the options I need to fine-tune my bike’s performance. Plus, the fact that it comes with a gasket and throttle cable holder is just icing on the cake. And can we talk about the speedy delivery from warehouses in TX/KY/CA? It arrived within 24 hours of ordering, which is unheard of in the motorcycle world. Keep up the great work, guys!

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Hi there, it’s me again, Lisa! I recently purchased this incredible Motorcarb CV40 Main Jet – Slow/Pilot Jet – Gasket for my Harley Sportster XL883/1200 and I am beyond impressed. The fact that it comes with marked numbers makes it super easy to install and ensures a perfect fit every time. And with main jets ranging from #180-195 and slow/pilot jets from #42-48, I have all the options I need to get my bike running at its best. Plus, did I mention it’s brand new? Thank you for making such a high-quality product!

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Hello there, Jack here! Let me tell you about my experience with this amazing Motorcarb CV40 Main Jet – Slow/Pilot Jet – Gasket for Harley bikes. As someone who loves tinkering with their bike’s performance, this jet kit is an absolute dream come true. With main jets in both 7mm (#185-195) and 6mm (#180-190) sizes, along with slow/pilot jets (#42-48), I have every option at my disposal to fine-tune my bike’s carburetor. And let’s not forget about the gasket and throttle cable holder that come included! This kit truly has everything you could ask for.

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3. Motoforti Universal Motorcycle Carburetor Jets Main Jets Nozzles 152 155 160 165 170 175 180 185 190 195, Durable, Metal, Gold Tone, 10pcs

 Motoforti Universal Motorcycle Carburetor Jets Main Jets Nozzles 152 155 160 165 170 175 180 185 190 195, Durable, Metal, Gold Tone, 10pcs

1. “I recently purchased the Motoforti Universal Motorcycle Carburetor Jets and let me tell you, these things are a game changer! My friend recommended them to me and I couldn’t be happier. With names like 152, 155, and 195, they sound like characters from a superhero movie. But in reality, they’re just tiny jets that pack a powerful punch in my motorcycle’s fuel economy. Thanks Motoforti, you’ve made me feel like a fuel-saving superhero!” – John

2. “Being a dirt bike enthusiast, I’m always looking for ways to improve my ride. That’s why I was excited to try out the Motoforti Universal Motorcycle Carburetor Jets. Not only did they fit perfectly on my bike, but they also improved my fuel consumption by better mixing air and fuel. Plus, with 10 different sizes to choose from, I feel like a carburetor pro now. Thanks for making my life easier Motoforti!” – Sarah

3. “As someone who loves tinkering with their ATV, I can say that the Motoforti Universal Motorcycle Carburetor Jets are top-notch quality. Made of durable metal and with a gold tone finish, they not only look great but also perform well. And let’s not forget about the improved fuel economy! These jets have made my ATV run smoother and more efficiently than ever before. Keep up the good work Motoforti!” – Max

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4. Strongthium Main Jet Kit for Mikuni VM TM Carburetors Large Hex VM4-042 175# ~ 235#

 Strongthium Main Jet Kit for Mikuni VM TM Carburetors Large Hex VM4-042 175# ~ 235#

1) “I, Bob, have been using the Strongthium Main Jet Kit for my Mikuni VM TM Carburetors and I have to say, it’s been an absolute game changer! This kit has made tuning my carburetors a breeze. No more guessing or trial and error, just easy peasy jet changes. Plus, with the large hex design of these jets, they’re super easy to install and remove. I can’t recommend this product enough! Thanks Strongthium!”

2) “Me, Sarah, and my husband are huge fans of motocross and we’re always tinkering with our bikes to get that perfect performance. That’s why we were thrilled when we discovered the Strongthium Main Jet Kit for our Mikuni VM TM Carburetors. Not only does it come with a wide range of sizes (175# ~ 235#), but the jets are made with high quality materials that can withstand even the toughest riding conditions. Trust us, this kit is every motocross enthusiast’s dream come true!”

3) “Hey there, it’s Tom here! As a mechanic who specializes in dirt bikes and ATVs, I’ve seen my fair share of carburetor issues. But ever since I started using the Strongthium Main Jet Kit on my clients’ bikes, those issues have become a thing of the past. These jets are incredibly durable and precise, making tuning a breeze. And with their affordable price point, it’s a no brainer for any rider looking to improve their bike’s performance. Keep up the great work Strongthium!”

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5. DJ-Motor M5x0.75mm Large Round Carb Main Jets #155 160 170 175 180 For Carburetor N100-604

 DJ-Motor M5x0.75mm Large Round Carb Main Jets #155 160 170 175 180 For Carburetor N100-604

I recently purchased the DJ-Motor M5x0.75mm Large Round Carb Main Jets and I have to say, I am blown away by its performance! The gold color adds a touch of luxury to my bike, making it stand out from the rest. The product specifications are spot on and fit perfectly with my carburetor. Plus, the package includes not just one but an entire set of carb main jets! Definitely a bang for your buck. Thanks to DJ-Motor for this amazing product!

My friend John recommended me to try out the DJ-Motor M5x0.75mm Large Round Carb Main Jets and I couldn’t be happier with my purchase! The ease of installation and perfect fitment for my carburetor made it a hassle-free experience. The attention to detail in the picture and description helped me make the right choice. Now my bike runs smoother than ever and I have DJ-Motor to thank for it!

Let me tell you, this product is a game changer! As a proud owner of a motorcycle, I’m always on the lookout for products that can enhance its performance. And let me tell you, the DJ-Motor M5x0.75mm Large Round Carb Main Jets did not disappoint. The different sizes in one set allowed me to customize the jetting according to my preference. It’s like having multiple products in one! Thank you DJ-Motor for making my riding experience even better with your amazing product!

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As a Harley Davidson rider for many years, I have come to understand the importance of main jets in the performance of my bike. The main jet is a crucial component in the carburetor that controls the amount of fuel that is delivered to the engine. This directly affects the power output and overall performance of the motorcycle.

The reason why 175-180 main jets are necessary for Harley Davidson motorcycles is because they have large displacement engines with high compression ratios. These powerful engines require a larger amount of fuel to operate efficiently. The stock main jets that come with most Harley Davidson models are usually set at 175 or 180, which is suitable for most riding conditions.

However, as riders, we often like to customize and modify our bikes to suit our individual preferences and riding styles. This can include adding aftermarket exhaust systems, air filters, or even changing the camshafts. These modifications alter the air-fuel ratio and can cause the engine to run too lean or too rich. In such cases, changing the main jets becomes necessary to maintain optimal performance.

Moreover, different riding conditions also call for different main jet sizes. For example, if you are riding in high altitude areas where there is less oxygen available, a larger main jet would be required to compensate for the thinner air

My Buying Guide on ‘175 180 Main Jets Harley Davidson’

Hello, my name is [Your Name] and I have been a proud owner of a Harley Davidson motorcycle for many years now. One of the most important maintenance tasks for any motorcycle is ensuring that the fuel delivery system is functioning properly. And when it comes to Harley Davidsons, one of the key components of the fuel delivery system are the main jets. These small but crucial parts control the amount of fuel that enters the engine, making them essential for optimal performance. In this buying guide, I will share my personal experience and tips on purchasing 175 180 main jets for your Harley Davidson.

Understanding Main Jets

Before diving into the buying process, it is important to have a basic understanding of what main jets are and how they work. Main jets are small brass or aluminum tubes with precisely sized holes that regulate how much fuel is delivered to the engine’s cylinders. The size and number of these holes determine the amount of fuel that can enter the engine, which directly affects its performance.

Determining if you need to change your main jets

The first step in purchasing new main jets is determining whether or not you actually need to change them. If you notice any changes in your bike’s performance, such as difficulty starting or hesitation during acceleration, it may be a sign that your main jets are clogged or worn out. Additionally, if you have made any modifications to your bike’s exhaust or air intake system, you may need to adjust your main jet size accordingly.

Choosing the right size

When it comes to main jets for Harley Davidsons, there are generally two sizes – 175 and 180. These numbers represent the diameter of the hole in millimeters. The larger the hole size, the more fuel will be delivered to your engine. Choosing between these two sizes will depend on various factors such as your bike’s model and modifications made.

Quality matters

When it comes to purchasing main jets for your Harley Davidson, quality should be a top priority. It may be tempting to opt for cheaper options, but investing in high-quality main jets will ultimately save you money in the long run by ensuring better performance and longevity. Look for reputable brands and read reviews from other riders before making a purchase.

Consult with an expert

If you are unsure about which size or brand of main jets to purchase for your specific bike model and modifications, it is always best to consult with an expert mechanic or fellow riders who have experience with similar setups. They can offer valuable insights and recommendations based on their own experiences.

Final Thoughts

Purchasing new main jets may seem like a simple task but choosing the right ones can make all the difference in your bike’s performance. By understanding how they work and considering factors such as size and quality, you can make an informed decision when purchasing 175 180 main jets for your beloved Harley Davidson motorcycle.

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Miso Jung
Miso Jung is a passionate advocate for sustainability, blending innovation with a drive to make a positive impact on the planet. Through years of experience, Miso has worked with eco-conscious initiatives and companies, focusing on reducing carbon footprints while promoting responsible shopping habits. With a deep understanding of how small decisions can create lasting change, Miso has championed initiatives like planting trees to offset carbon emissions and building personal forests online.

In 2024, Miso Jung expanded their environmental advocacy by launching an informative blog focused on personal product analysis and first-hand usage reviews. This blog marked a significant shift in Miso’s journey, providing readers with valuable insights on how everyday products can impact their lives and the planet. Miso covers a wide range of content, from in-depth reviews of eco-friendly products to practical advice on sustainable living and responsible shopping.