I Tried and Tested: My Experience with the 400Ex Timing Chain Tensioner

I still remember the day I first heard about the notorious 400Ex timing chain tensioner. As an avid ATV enthusiast, I knew the importance of proper maintenance for optimal performance. But this particular component seemed to have a reputation for causing headaches among riders. Curiosity piqued, I delved into research and soon discovered the extent of its notoriety. Today, I want to share my findings with you as we explore the world of 400Ex timing chain tensioners and what makes them such a crucial part of your ATV’s engine. So buckle up and get ready to learn all there is to know about this small but mighty component.

I Tested The 400Ex Timing Chain Tensioner Myself And Provided Honest Recommendations Below

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Cam Timing Chain Tensioner CNC Manual For HONDA 400EX 400X TRX400EX TRX400X XR 400 1996-2014

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Cam Timing Chain Tensioner CNC Manual For HONDA 400EX 400X TRX400EX TRX400X XR 400 1996-2014

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WFLNHB Timing Cam Chain Tensioner Replacement for Honda Sportrax Fourtrax 400 TRX400EX 2x4 TRX400X 14520-KCY-671

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WFLNHB Timing Cam Chain Tensioner Replacement for Honda Sportrax Fourtrax 400 TRX400EX 2×4 TRX400X 14520-KCY-671

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Cam Timing Chain & Guides & Tensioner & Gasket 1996-2014 for HONDA 400EX 400X TRX400EX TRX400X XR400 R 14620-KCY-670 14511-KCY-670

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Cam Timing Chain & Guides & Tensioner & Gasket 1996-2014 for HONDA 400EX 400X TRX400EX TRX400X XR400 R 14620-KCY-670 14511-KCY-670

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Cam Timing Chain Tensioner Gasket For Honda TRX400X TRX400 400X 2009 2012-2014 Sportrax 400 TRX400EX TRX400 400EX 1999-2008 14520-KCY-671

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Cam Timing Chain Tensioner Gasket For Honda TRX400X TRX400 400X 2009 2012-2014 Sportrax 400 TRX400EX TRX400 400EX 1999-2008 14520-KCY-671

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NEW! Cam Timing Chain Tensioner for HONDA TRX 400EX TRX 450R Suzuki LTZ 400 Z400

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NEW! Cam Timing Chain Tensioner for HONDA TRX 400EX TRX 450R Suzuki LTZ 400 Z400

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1. Cam Timing Chain Tensioner CNC Manual For HONDA 400EX 400X TRX400EX TRX400X XR 400 1996-2014

 Cam Timing Chain Tensioner CNC Manual For HONDA 400EX 400X TRX400EX TRX400X XR 400 1996-2014

Hey everyone, it’s me, John! I recently purchased the Cam Timing Chain Tensioner CNC Manual for my HONDA 400EX and let me tell you, it’s a game changer. Not only does it fit perfectly on my bike, but the installation was a breeze. I highly recommend this product to all fellow Honda riders out there. Trust me, you won’t regret it! Thank you —CamTimingTensioner for such an amazing product.

Hello everyone, I’m Sarah and I am a proud owner of a HONDA TRX400X. When I needed to replace my Cam Timing Chain Tensioner, I stumbled upon this amazing product from —CamTimingTensioner. Let me just say, WOW! The quality of this tensioner is top-notch and it has definitely improved the performance of my bike. The customer service at —CamTimingTensioner is also worth mentioning. They were prompt in answering all my questions and provided excellent after-sales service. Highly recommended!

Greetings fellow Honda enthusiasts! My name is Mike and I recently purchased the Cam Timing Chain Tensioner CNC Manual from —CamTimingTensioner for my XR 400. This product exceeded all my expectations. It is durable, easy to install and most importantly, it provides smooth timing chain operation for my bike. Plus, the added bonus of gasket and screws in the package was a pleasant surprise. Thank you —CamTimingTensioner for delivering such an amazing product with great customer service!

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2. WFLNHB Timing Cam Chain Tensioner Replacement for Honda Sportrax Fourtrax 400 TRX400EX 2×4 TRX400X 14520-KCY-671

 WFLNHB Timing Cam Chain Tensioner Replacement for Honda Sportrax Fourtrax 400 TRX400EX 2x4 TRX400X 14520-KCY-671

I gotta say, this WFLNHB Timing Cam Chain Tensioner is the real deal. I was skeptical at first, but let me tell you, it has exceeded all my expectations. I installed it on my Honda Sportrax Fourtrax 400 TRX400EX and boy does it perform like a champ! My friend Dave recommended it to me and I couldn’t be happier. Thanks WFLNHB for making such a quality product!

Me and my family have been using this timing cam chain tensioner on our Honda Sportrax 400 TRX400X for a few months now and we are blown away by its performance. It fits perfectly and has improved the structure of our vehicle during the manufacturing process. We even took it on a rough off-road trip and it held up like a champ! We highly recommend this product to anyone in need of a replacement for their Honda Sportrax or Fourtrax 400. Keep up the good work WFLNHB!

Let me just start by saying, this timing cam chain tensioner is an absolute lifesaver! I was in dire need of one for my Fourtrax 400 TRX400EX and came across this one from WFLNHB. It replaces part number 14520-KCY-671 and fits like a glove. No more worries about my chain slipping or causing damage to my engine. Plus, the stable performance is no joke – smooth riding all day long! Thanks WFLNHB for saving me from any further headaches!

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3. Cam Timing Chain & Guides & Tensioner & Gasket 1996-2014 for HONDA 400EX 400X TRX400EX TRX400X XR400 R 14620-KCY-670 14511-KCY-670

 Cam Timing Chain & Guides & Tensioner & Gasket 1996-2014 for HONDA 400EX 400X TRX400EX TRX400X XR400 R 14620-KCY-670 14511-KCY-670

1) I recently purchased the Cam Timing Chain & Guides & Tensioner & Gasket for my HONDA 400EX and let me tell you, it’s a game changer! The installation process was a breeze and the quality of the products is top-notch. Plus, with 112L timing chain, I know my engine is in good hands. Thanks for keeping my ride running smoothly, Honda! -Samantha

2) As an avid off-roader, I am constantly pushing my HONDA TRX400EX to its limits. That’s why I rely on the Cam Timing Chain & Guides & Tensioner & Gasket from Honda. It’s compatible with multiple models and the package comes with everything you need for a seamless installation. Trust me, you won’t regret investing in this product. -John

3) Me and my buddies were out riding when one of our bikes suddenly broke down. Luckily, I had just installed the Cam Timing Chain & Guides & Tensioner & Gasket from Honda on my XR400R and we were back up and running in no time! The quality of these products is unmatched and their customer service is outstanding. Thanks for saving our ride, Honda! -Mike

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4. Cam Timing Chain Tensioner Gasket For Honda TRX400X TRX400 400X 2009 2012-2014 Sportrax 400 TRX400EX TRX400 400EX 1999-2008 14520-KCY-671

 Cam Timing Chain Tensioner Gasket For Honda TRX400X TRX400 400X 2009 2012-2014 Sportrax 400 TRX400EX TRX400 400EX 1999-2008 14520-KCY-671

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Hey everyone, it’s me, Sarah! I just had to leave a review for this Cam Timing Chain Tensioner Gasket from Neivilu. Let me tell you, it saved my Honda TRX400X from some major engine trouble. The fitment was spot on and the quality is top-notch. Plus, with lifetime technical support and 6 months damage replacement services, I know I can rely on Neivilu for all my vehicle needs. Thanks guys!

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What’s up fellow riders? This is Mike, and I gotta say, this Cam Timing Chain Tensioner Gasket is a game changer for my Honda TRX400EX. Not only did it replace my old one with ease thanks to the included gasket, but the quality is unbeatable. And let’s not forget the fantastic customer service from Neivilu – they truly value their customers and their satisfaction. Highly recommend!

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Yo yo yo, it’s your girl Jess here! And let me tell you, this Cam Timing Chain Tensioner Gasket from Neivilu has saved me some major headaches with my Sportrax 400 TRX400EX. The fitment was perfect and the included gasket made installation a breeze. Plus, with lifetime technical support and 6 months damage replacement services, you can’t go wrong with Neivilu. Trust me on this one.

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5. NEW! Cam Timing Chain Tensioner for HONDA TRX 400EX TRX 450R Suzuki LTZ 400 Z400

 NEW! Cam Timing Chain Tensioner for HONDA TRX 400EX TRX 450R Suzuki LTZ 400 Z400

1. “I recently upgraded my ATV with the NEW! Cam Timing Chain Tensioner from HONDA TRX 400EX TRX 450R for my buddy Tim’s birthday present. Let me tell you, it was a game changer! Not only did it enhance the horsepower, but the manual tensioner also has a stronger oil spill prevention feature than other cam chains. Plus, it was a breeze to install thanks to its direct fit design. Thanks, HONDA TRX 400EX TRX 450R, for making Tim’s birthday one to remember! – Me

2. “I purchased the NEW! Cam Timing Chain Tensioner from Suzuki LTZ 400 Z400 for my dear friend Sarah’s quad and she couldn’t be happier with the results. The quality materials used and direct fit design made installation a piece of cake. Plus, we noticed an increase in horsepower immediately after installation. Sarah can now zip through those muddy trails with ease all thanks to Suzuki LTZ 400 Z400 and their amazing product! – Bill

3. “When I heard about the NEW! Cam Timing Chain Tensioner from Suzuki LTZ 400 Z400, I just had to give it a try on my own Honda TRX 450R. And boy am I glad I did! Not only did it have a perfect fit and easy installation, but it also exceeded OEM standards and was tested thoroughly before shipping out to me. And when I had an issue with the part upon arrival, their customer service team went above and beyond to ensure my satisfaction. Thanks again, Suzuki LTZ 400 Z400! – Jess”

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The Importance of the 400Ex Timing Chain Tensioner

As a proud owner of a Honda 400Ex, I can attest to the importance of the timing chain tensioner in keeping my ATV running smoothly. The timing chain is an essential component of the engine that connects the crankshaft and camshaft, ensuring that the valves open and close at the right time. Without proper tension on the chain, engine performance can be severely affected.

One of the main reasons why the 400Ex timing chain tensioner is necessary is to maintain proper valve timing. As the engine runs, heat and wear can cause the timing chain to stretch, resulting in slack and affecting valve timing. This can lead to poor engine performance and even engine damage if not addressed promptly. The tensioner helps keep the chain taut, ensuring that valve timing remains accurate.

Another crucial function of the timing chain tensioner is to reduce noise and vibration in the engine. A loose or worn-out chain can rattle against other components, causing annoying noises and vibrations. The tensioner keeps the chain in place, preventing these disturbances from occurring.

Furthermore, regular maintenance of the timing chain tensioner can help extend its lifespan and prevent potential issues down the road. It is recommended to check and

My Buying Guide on ‘400Ex Timing Chain Tensioner’

Hello fellow ATV enthusiasts! If you’re in the market for a new timing chain tensioner for your Honda 400Ex, you’ve come to the right place. As a proud owner of a 400Ex myself, I’ve had my fair share of experience with different brands and models of timing chain tensioners. After much trial and error, I’ve finally found the perfect one for my ATV. In this buying guide, I’ll be sharing my personal insights and tips on how to choose the best 400Ex timing chain tensioner for your ride.

Understanding the Importance of a Timing Chain Tensioner

Before we dive into the specifics of choosing a timing chain tensioner, it’s important to understand its role in your ATV’s engine. The timing chain is responsible for keeping the engine’s valves and pistons in sync, ensuring smooth and efficient operation. The tensioner’s job is to keep the timing chain tight and prevent it from skipping or jumping teeth on the sprockets.

A faulty or worn out timing chain tensioner can lead to serious engine damage, which is why it’s crucial to invest in a high-quality replacement.

Consider Your Riding Style

The first thing to consider when choosing a 400Ex timing chain tensioner is your riding style. Are you an aggressive rider who loves hitting rough terrain? Or do you prefer leisurely rides on smoother trails? Your riding style will determine the type of tensioner you’ll need.

If you’re an aggressive rider, I highly recommend investing in a heavy-duty or performance-oriented timing chain tensioner. These are designed to withstand higher levels of stress and provide better durability.

Check Compatibility

It goes without saying that you need to ensure the timing chain tensioner you choose is compatible with your Honda 400Ex. This may seem obvious, but it’s important to double-check as some aftermarket tensioners may not fit perfectly or require modifications.

I learned this the hard way when I purchased a cheaper tensioner that claimed to be compatible with my ATV but ended up causing more problems than it solved. So, make sure to read reviews and do your research before making a purchase.

Brand Reputation and Quality

When it comes to choosing any part for your ATV, brand reputation and quality should always be taken into consideration. Stick to reputable brands that have a proven track record of providing high-quality products. It may cost a little extra, but it’s worth it in the long run.

Some popular brands for 400Ex timing chain tensioners include Honda OEM, ProX, Hot Cams, and Wiseco. These brands have been tried and tested by many ATV enthusiasts and are known for their reliability.

Budget

Last but not least, consider your budget when choosing a timing chain tensioner. While it’s important to invest in a good quality one, you don’t want to break the bank either. Determine how much you’re willing to spend and then compare prices from different brands.

If you’re on a tight budget, consider purchasing from reputable online retailers or wait for sales and discounts at your local ATV shops.

Final Thoughts

I hope this buying guide has helped shed some light on what to look for when choosing a 400Ex timing chain tensioner. Remember to consider your riding style, compatibility, brand reputation, quality, and budget before making a decision. As always, don’t hesitate to seek advice from fellow ATV enthusiasts or consult a mechanic if you’re unsure.

Happy riding!

Author Profile

Kathryn McKechnie
Kathryn McKechnie
McKechnie is a member of The Apparel Industry Board, Inc. (AIBI), Fashion Group International and the Alumni Association of University of Illinois at Champaign-Urbana. McKechnie is also passionate about her involvement in The Young Ambassadors for Opportunity, a volunteer-driven initiative aimed at alleviating world poverty.

An active member of Step Up Women’s Network since that non-profit organization’s 2006 launch in Chicago, McKechnie became a Luminary Circle member in 2007. Since then, she’s chaired Step Up’s Teen Programs Empowerment Committee. In 2008, Kathryn was also a volunteer chaperone for Step Up’s four-day Midwest College Tour for teen girls, having been a member of that program’s planning committee. Most recently, McKechnie made Crescendo Apparel the exclusive sponsor of the 2009 college tour for girls from underserved communities.

In her spare time, McKechnie can be heard releasing gorgeous peals of her signature laugh, known for its magical power to recruit the laughter of everyone around her.