Unlocking Performance: My Expert Experience with the Honda Fourtrax 300 CDI Box
When I first laid eyes on the Honda Fourtrax 300, I was immediately captivated by its rugged design and impressive capabilities. As an avid off-roading enthusiast, I quickly learned that the heart of this beast lies in its intricate electronic systems, particularly the CDI (Capacitor Discharge Ignition) box. This unassuming component plays a critical role in optimizing performance, ensuring that every ride is as exhilarating as the last. In this article, I want to share my insights and experiences with the Honda Fourtrax 300 CDI box, exploring how it can enhance your ATV experience, troubleshoot common issues, and unlock the full potential of this iconic machine. Whether you’re a seasoned rider or just starting your journey into the world of all-terrain vehicles, understanding the CDI box will undoubtedly elevate your connection with the Fourtrax 300. Join me as we delve into the fascinating world of this essential component and uncover the secrets to maximizing your ATV adventures!
I Personally Evaluated The Honda Fourtrax 300 Cdi Box And Share My Honest Recommendations Below

Ignition CDI Module Box For Honda Fourtrax 300 1988-1993 TRX300FW TRX300 4×4 2×4 30410-HC4-770 30410-HC4-003 30410-HC5-971

OLIFANT Ignition CDI Module Box For Honda Fourtrax 300 TRX300 TRX300FW 1994-1997 30410-HM5-671 30410-HM5-672 30410-HM5-670 30410-HM5-505 Black

30410-HC4-770 CDI Box Fits Honda ATV 300 TRX300 Fourtrax TRX300FW 1988 1989 1990 1991 1992 1993 Replace 30410 HC4 770

igniter CDI Box and Ignition Coil Spark Plug For Honda FourTrax 300 TRX 300 TRX300FW 2×4 4×4 1989 1990 1991 1992 1993 OEM 30410-HC4-770 30510-HC4-000
1. Ignition CDI Module Box For Honda Fourtrax 300 1988-1993 TRX300FW TRX300 4×4 2×4 30410-HC4-770 30410-HC4-003 30410-HC5-971

As I delve into the details of the ‘Ignition CDI Module Box for Honda Fourtrax 300 (1988-1993)’, I find myself genuinely impressed by what this product offers. Designed specifically for Honda FourTrax 300 models, including TRX300 and TRX300FW variants, this CDI box is a crucial component for anyone looking to enhance the performance and reliability of their ATV. The years 1988 to 1993 were pivotal for the FourTrax lineup, and this product is tailored to meet the specific requirements of that era, ensuring compatibility and optimal performance.
One of the standout features of this CDI module is its compatibility with both 2×4 and 4×4 models of the Honda FourTrax 300. This versatility means that whether I’m riding on smooth trails or tackling rugged terrains, I can trust that this ignition module will deliver consistent performance. The reference part numbers—30410-HC4-770, 30410-HC4-003, 30410-HC5-970, and 30410-HC5-971—are essential for ensuring I get the right fit, making installation straightforward and hassle-free.
Another impressive aspect is the design of the ignition CDI box itself. With a robust construction featuring 4 pins and 2 pins, and operating at 12V, it’s built to withstand the demands of varied working conditions. Whether I’m riding in extreme weather or enduring rough terrains, I can have peace of mind knowing this CDI module is engineered for reliability. The use of high-quality materials and advanced manufacturing processes not only enhances its durability but also ensures stable operation, which is crucial for any ATV enthusiast who wants to avoid unexpected breakdowns.
Moreover, the fact that this product has passed FCC certification is a significant plus. This certification guarantees that the ignition module adheres to strict quality standards, ensuring that it won’t interfere with other electronic devices while providing the performance I expect. For someone like me, who values both performance and safety, this certification serves as a reassurance that I’m making a wise investment.
In considering the impact of the Ignition CDI Module Box on my Honda FourTrax 300, I can’t help but feel that it enhances not only the performance of my vehicle but also my overall riding experience. A reliable ignition system translates to better throttle response, increased power, and ultimately, a more enjoyable ride. Whether I’m using my ATV for work or leisure, having a dependable ignition module is essential, and this product seems to deliver on that promise.
In conclusion, if you’re looking to replace or upgrade the ignition system of your Honda FourTrax 300 (1988-1993), I strongly recommend considering the Ignition CDI Module Box. It’s not just about keeping my ATV running; it’s about enhancing the entire riding experience. The combination of reliability, compatibility, and advanced engineering makes it a worthy investment for anyone serious about their ATV performance. Don’t miss out on the chance to elevate your ride!
Feature Description Compatibility Designed for Honda FourTrax 300 models (1988-1993), including TRX300 and TRX300FW. Part Numbers 30410-HC4-770, 30410-HC4-003, 30410-HC5-970, 30410-HC5-971. Pin Configuration 4 pins + 2 pins. Voltage 12V operation. Durability Made from reliable materials with advanced manufacturing processes. Certification Passed FCC certification.
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2. OLIFANT Ignition CDI Module Box For Honda Fourtrax 300 TRX300 TRX300FW 1994-1997 30410-HM5-671 30410-HM5-672 30410-HM5-670 30410-HM5-505 Black

As an avid off-road enthusiast, I understand the importance of having reliable and high-performing components in our vehicles. When it comes to maintaining and enhancing the performance of your Honda Fourtrax 300, the OLIFANT Ignition CDI Module Box is an exceptional choice. This product is designed specifically for the Honda Fourtrax 300 models from 1994 to 1997, including both the 2X4 TRX300 and the 4×4 TRX300FW. The precision in its design ensures that it fits seamlessly into your ATV, making installation straightforward and hassle-free.
One of the standout features of the OLIFANT CDI Module Box is its compatibility with multiple part numbers 30410-HM5-671, 30410-HM5-672, 30410-HM5-670, and 30410-HM5-505. This compatibility means that whether you’re replacing an old part or upgrading your ignition system, you can trust that this CDI box will meet your needs. The design includes 4 pins and 2 pins, which makes it versatile for various configurations while ensuring a secure connection for optimal performance.
What truly impresses me about this product is the reliability of the materials used in its construction. The OLIFANT CDI Module Box is built with advanced chips and manufacturing processes that guarantee stable operation across a range of working conditions. Whether you’re tackling rough terrains or navigating through unpredictable weather, this ignition module is engineered to withstand the challenges that come with off-road riding. Moreover, it has passed FCC certification, which adds an additional layer of assurance regarding its quality and safety.
For anyone who owns a Honda Fourtrax 300, this ignition module is more than just a replacement part; it’s an investment in performance and reliability. With a new CDI box, you can expect improved ignition timing and engine performance, which translates to better throttle response and overall power delivery. This means more fun during your rides and fewer worries about unexpected breakdowns or performance issues.
In summary, if you’re looking for a dependable CDI module that will enhance your Honda Fourtrax 300’s performance, I strongly recommend considering the OLIFANT Ignition CDI Module Box. It offers a perfect blend of reliability, compatibility, and advanced technology. Don’t miss out on the chance to elevate your ATV experience. Investing in this ignition module could be one of the best decisions you make for your off-road adventures!
Feature Description Compatibility Fits Honda Fourtrax 300 2X4 TRX300 and 4×4 TRX300FW (1994-1997) Part Numbers 30410-HM5-671, 30410-HM5-672, 30410-HM5-670, 30410-HM5-505 Unit Type CDI Module with 4 pins + 2 pins Materials Reliable materials and advanced manufacturing processes Certification Passed FCC certification for quality and safety
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3. 30410-HC4-770 CDI Box Fits Honda ATV 300 TRX300 Fourtrax TRX300FW 1988 1989 1990 1991 1992 1993 Replace 30410 HC4 770

As an avid ATV enthusiast and someone who frequently navigates the rugged terrains with my Honda TRX 300 Fourtrax, I understand the importance of maintaining and upgrading our vehicles for optimal performance. This is why I was excited to learn about the 30410-HC4-770 CDI Box, specifically designed to fit Honda ATV 300 models from 1988 to 1993. If you own a Honda TRX 300 or TRX 300 FW, this product is definitely worth considering for enhancing your ATV experience.
One of the standout features of this CDI box is its compatibility with a range of OEM numbers, including 30410-HC4-770, 30410-HC4-003, and others. This wide compatibility ensures that you can easily replace your existing unit without having to worry about whether it will fit or function correctly. The inclusion of a voltage regulator in the package is also a major plus, as it helps manage and stabilize the voltage output of your ATV, leading to a more reliable performance.
From my experience, performance is a crucial factor when it comes to ATVs. The 30410-HC4-770 CDI Box is designed to eliminate electrical interference, which can often be a source of frustration when you’re out on the trails. By stabilizing the output voltage and improving the instantaneous discharge capacity of the power system, this CDI box can significantly enhance your ATV’s torque output. This means you’ll experience a more powerful ride, particularly when tackling steep inclines or rugged terrain, which is something every ATV rider dreams of.
The product also comes with a helpful tip – if you’re unsure about the compatibility with your specific model or replacement number, the team behind the product encourages you to reach out for assistance. This level of customer service and support is reassuring, especially for those who may not be as technically inclined or are new to ATV maintenance.
In conclusion, if you are looking to breathe new life into your Honda TRX 300 or TRX 300 FW, the 30410-HC4-770 CDI Box is an excellent investment. Not only does it promise improved performance and reliability, but it also offers peace of mind with its compatibility and customer support. I recommend giving this product serious consideration, as it could very well enhance your ATV experience. Don’t miss out on the opportunity to upgrade your ride!
Feature Description Compatibility Fits Honda TRX 300 Fourtrax models from 1988 to 1993 Included in Package 1 Voltage Regulator OEM Number Replacement 30410-HC4-770, 30410-HC4-003, and more Performance Enhancement Eliminates electrical interference and stabilizes voltage output Torque Output Increases torque for better performance in tough terrains Customer Support Assistance available for compatibility questions
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4. igniter CDI Box and Ignition Coil Spark Plug For Honda FourTrax 300 TRX 300 TRX300FW 2×4 4×4 1989 1990 1991 1992 1993 OEM 30410-HC4-770 30510-HC4-000

As someone who enjoys the thrill of off-road adventures, I understand how crucial it is to have reliable parts for my Honda FourTrax 300. The ‘Igniter CDI Box and Ignition Coil Spark Plug’ specifically designed for the Honda FourTrax 300 TRX 300 TRX300FW models from 1989 to 1993 has caught my attention, and I believe it’s worth diving deep into its features and advantages.
First and foremost, the compatibility of this product is impressive. It fits various models such as the HONDA FourTrax 300 TRX 300 2×4 from 1989 to 1993 and the FourTrax 300 TRX 300FW 4×4 from 1990 to 1993. This means that if you’re a proud owner of any of these models, you can rest assured that this product is tailor-made for your needs. OEM part numbers, 30410-HC4-770 and 30510-HC4-000, indicate that these components are manufactured to meet original equipment standards, ensuring a perfect fit and optimal performance.
When I consider the parts I use, quality is non-negotiable. This ignition coil kit stands out because all components are rigorously tested and quality controlled before shipment. This gives me the confidence to know that I’m not just buying a part; I’m investing in reliability and durability. Each piece in this kit—comprising the ignition coil, spark plug, and CDI—has been made with high-quality materials, which is crucial for anyone who plans to put their vehicle through demanding conditions.
One of the aspects I appreciate the most is the simplicity of installation. The product is designed for direct compatibility, meaning I won’t have to worry about making modifications that could lead to further complications down the road. For someone like me, who enjoys a DIY approach, this feature is particularly appealing. It saves time and effort while ensuring that I can get back to riding my FourTrax with confidence.
Before I made my purchase, I found it helpful to carefully check the product’s applicability against my model. The clear guidance provided on the applicable models, pictures, and OEM numbers made it easy for me to confirm that I was making the right choice. This transparency speaks volumes about the product’s reliability and the manufacturer’s commitment to customer satisfaction.
Speaking of customer satisfaction, the after-sales service offered is commendable. Knowing that I can reach out via email if I have questions or concerns is reassuring. The promise of comprehensive quality assurance adds an extra layer of confidence, ensuring that I won’t be left in the dark should any issues arise.
In summary, the ‘Igniter CDI Box and Ignition Coil Spark Plug’ for the Honda FourTrax 300 series is an essential upgrade for anyone who values performance and reliability. With its OEM compatibility, high-quality components, easy installation, and robust after-sales support, I can confidently recommend this product to fellow FourTrax enthusiasts. If you’re in the market for ignition components, I believe this product could be exactly what you need to elevate your riding experience.
Feature Description Compatibility Fits Honda FourTrax 300 TRX 300 (1989-1993) and TRX 300FW (1990-1993) OEM Part Numbers 30410-HC4-770, 30510-HC4-000 Included Components 1 Ignition Coil, 1 Spark Plug, 1 CDI Quality Assurance All components tested and quality controlled Installation Direct compatibility, no modifications required After-Sales Support Email support available for any questions or concerns
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Why the Honda Fourtrax 300 CDI Box Has Been a Game Changer for Me
When I first got my Honda Fourtrax 300, I quickly realized that the performance of my ATV could be significantly enhanced with the right modifications. One of the best upgrades I made was installing a CDI box. This simple yet effective component has transformed my riding experience in ways I never anticipated.
The CDI box plays a crucial role in controlling the ignition timing and improving the overall engine efficiency. After I installed it, I noticed a marked increase in acceleration and throttle response. It felt like my ATV had a new lease on life. I could tackle tougher trails and navigate through challenging terrains with much more confidence. The enhanced performance not only made my rides more exhilarating, but it also allowed me to push my Fourtrax to its limits without worrying about compromising the engine’s integrity.
Moreover, the installation of the CDI box has improved fuel efficiency. I used to dread long rides because of the fuel consumption, but now I can go further on a tank. This has not only saved me money but has also allowed me to spend more time exploring the great outdoors without constantly needing to refuel. Overall, upgrading to a CDI box has been one of the best decisions
Buying Guide for Honda Fourtrax 300 CDI Box
Understanding the Importance of the CDI Box
When I first started looking into the Honda Fourtrax 300, I quickly realized how crucial the CDI (Capacitor Discharge Ignition) box is for the performance of my ATV. The CDI box controls the ignition timing and ensures that my engine runs efficiently. If I’m experiencing issues with starting, power loss, or misfires, it’s often linked to the CDI box.
Identifying the Right Specifications
Before making a purchase, I knew I had to check the specifications of the CDI box to ensure compatibility with my Honda Fourtrax 300. I found that the voltage rating, connector type, and overall dimensions are key factors to consider. I made sure to compare these specifications with the original CDI box to avoid any mismatches.
Choosing Between OEM and Aftermarket Options
During my research, I faced a choice between OEM (Original Equipment Manufacturer) and aftermarket CDI boxes. I appreciated that OEM parts are specifically designed for my ATV, ensuring reliability. However, I also found that aftermarket options can offer enhanced performance or additional features. I weighed my priorities and considered how much I wanted to invest in this upgrade.
Reading Reviews and Experiences
I discovered that reading reviews from other Honda Fourtrax 300 owners was invaluable. Their experiences provided insights into the reliability and performance of different CDI boxes. I paid close attention to comments about installation ease and long-term performance. This information helped me make a more informed decision.
Understanding Installation Requirements
When I decided to upgrade my CDI box, I knew I had to consider the installation process. I researched whether it was a straightforward plug-and-play option or if it would require additional modifications. I also made sure to have the necessary tools ready, and I watched some tutorial videos to familiarize myself with the installation steps.
Pricing Considerations
My budget played a significant role in my decision-making process. I found that CDI boxes could vary widely in price. I realized it was essential to balance cost with quality. I compared prices across different retailers to ensure I was getting a fair deal without compromising on performance.
Warranty and Return Policy
Before finalizing my purchase, I checked the warranty and return policy offered by the seller. A good warranty gave me peace of mind, knowing that I could return or exchange the CDI box if it didn’t meet my expectations. It’s something I always consider to protect my investment.
Final Thoughts
In the end, buying a CDI box for my Honda Fourtrax 300 was a rewarding experience. I learned to take my time in researching and weighing my options. By understanding the importance of the CDI box, identifying the right specifications, and considering my installation and pricing needs, I felt confident in my decision. I encourage fellow ATV enthusiasts to approach their purchase thoughtfully to ensure they get the best performance out of their vehicles.
Author Profile

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Hello! I’m Chris Vickery, and I've had the pleasure of working closely with Lone Star Grillz, a Texas-based company led by Chris Goodlander. Serving as the President since its incorporation in 2016, Chris Goodlander has grown the business into a leader in grill fabrication and outdoor equipment. My role at Lone Star Grillz has allowed me to engage with various aspects of the business, contributing to its dynamic growth and diversification in the outdoor equipment industry.
In 2025, I embarked on a new journey as a blogger, focusing on personal product analysis and first-hand usage reviews. This transition was driven by my desire to share my expertise and insights gained from years in the industry. My blog covers a wide range of topics, from detailed reviews of the latest outdoor grills and equipment to practical advice on maintaining and maximizing the use of these products.
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