Skip to content

The Best 400ex top end kit of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 400ex top end kit of 2022. Check our ranking below.

2,332 Reviews Scanned

Rank No. #1
NICHE 397cc Cylinder Piston Top End Kit for Honda Sportrax TRX400EX TRX400X XR400R 12100-HN1-A70
  • Replaces OEM Part Numbers: Honda 12100-HN1-A70, 12191-KCY-672,13011-KCY-670, 13101-KCY-670, 13111-KCY-670, 90601-KA5-000,98061-59616, 12251-HN1-003,12391-KCY-671, 12100-KCY-670
  • Compatible with 1996-2004 Honda XR400R, 1999-2008 Honda Sportrax TRX400EX, 2009, 2012-2014 Honda TRX400X
  • Includes Cylinder, Piston, Piston Rings, Wristpin, Head Gasket, Base Gasket and Head Cover Gasket
  • Also Includes Chain Tensioner Gasket, O-Ring, and Circlips
  • 85mm x 70mm Bore and Stroke; Cylinder Material: Aluminum; Cylinder Sleeve Coating: None
Rank No. #2
TOP NOTCH PARTS 440cc BIG BORE CYLINDER PISTON RINGS TOP END KIT FITS HONDA TRX400EX TRX 400EX 99 00 01 02 03 04 05 06 07 08
  • Replaces OEM part numbers 12100-KCY-670 12191-KCY-672 13011-KCY-670 13101-KCY-670 90601-KA5-000 13111-KCY-670 12251-HN1-003 12391-KCY-671 14560-KCW-851
  • for Honda TRX 400ex 440cc big bore cylinder piston top end kit
  • Piston top has a ceramic coating providing superior heat resistance which will extend the life span of the piston. * this is the best quality kit! equal to or better than OEM
  • Purchase includes: 1x cylinder 1x piston. 1x piston pin. 2x circlips. 1x complete set of rings. 1x head gasket. 1x base gasket. 1x head cover gasket. 1x chain tensioner gasket. 1x gasket maker. 1x thread lock. 1x fuel filter. 1x oil filter. 1x free NGK spark plug
  • for 1999 - 2008 Honda TRX 400ex.
Rank No. #3
TOP NOTCH PARTS PISTON CYLINDER GASKET RINGS AIR FILTER TOP END KIT SET FITS HONDA TRX400EX TRX 400EX 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008
  • REPLACES OEM NUMBER: 12100-KCY-670 12191-KCY-672 13011-KCY-670 13101-KCY-670 90601-KA5-000 13111-KCY-670 12251-HN1-003 12391-KCY-671 14560-KCW-851
  • AFTERMARKET REPLACEMENT HONDA TRX400EX CYLINDER PISTON TOP END KIT
  • PURCHASE INCLUDES: 1X CYLINDER 1X PISTON. 1X PISTON PIN. 2X CIRCLIPS. 1X COMPLETE SET OF RINGS. 1X HEAD GASKET. 1X BASE GASKET. 1X HEAD COVER GASKET. 1X CHAIN TENSIONER GASKET. 1X FREE NGK SPARK PLUG. 1X OIL FILTER 1X FUEL FILTER 1X AIR FILTER 1x GASKET MAKER 1X THREAD LOCK
  • PARTS FIT: 1999 - 2008 HONDA TRX400EX.
  • ADULT SIGNATURE REQUIRED FOR DELIVERY
Rank No. #4
maXpeedingrods 85mm 397cc Cylinder Piston Gasket Top End Kit for Honda Sportrax TRX400EX TRX400X XR400R 1999-2008 12100-KCY-670 12191-KCY-672 12100-HN1-A70
  • [Wide Applications] - This aftermarket cylinder piston gasket kit fit for Honda Sportrax 400 TRX400EX 1999-2008
  • [ Excellent Design] - Complete standard sized replacement top end gasket kit. 85 mm x 70 mm Bore and Stroke; 397cc Displacement; 9.1:1 Compression
  • [Package Contents] - 1 x Cylinder,1 x Piston,1 x Piston Pin,1 x Spark Plug,2 x Circlips,1 x Head Gasket,1 x Base Gasket,1 x Head Cover Gasket,2 x Piston Rings
  • [Part Number] - 12100-KCY-670,12191-KCY-672,13011-KCY-670,13101-KCY-670,90601-KA5-000,13111-KCY-670,12251-HN1-003,12391-KCY-671,14560-KCW-851,12100-HN1-A70,12191-KCY-672
  • [Premium Quality] - The kit is made of high-strength metal material,can effectively improve heat,pressure,high temperature and corrosion resistance.Direct fit,no modification needed,easy to use and install.Please contact us if you have any questions
Rank No. #5
NewJ's 85mm 400cc Big Bore Cylinder Piston Rings Top End Kit Fit for Honda TRX400EX TRX 400EX 1999-2008
  • 🚩 Aftermarket Replacement Cylinder Piston Big Bore Kit
  • 🚩 Cylinder Piston Gasket Rings Top End Kit Set Fit for Honda TRX400EX 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008
  • 🚩 Replace Cylinder Piston Kit Compatible with Part Number(s): 12100-KCY-670, 12191-KCY-672, 13011-KCY-670, 13101-KCY-670, 90601-KA5-000, 13111-KCY-670, 12251-HN1-003, 12391-KCY-671, 14560-KCW-851
  • 🚩 Cylinder Bore and Stroke 85mm x 70mm;397cc Displacement;9.1:1 Compression .Direct replacement part fit for the old or broken one
  • 🚩 Please make sure this part fits before purchase
Rank No. #7
KIPA Complete Top End Head Gasket Kit for TRX400EX TRX 400EX Sportrax 400 1999-2008 TRX400X TRX 400X 2009-2014 Cylinder Piston Head Engine Repair Non-Asbestors
  • Complete Top End Head Gasket Kit For TRX400EX TRX 400EX Sportrax 400 1999-2008
  • Complete Top End Head Gasket Kit For TRX400X TRX 400X 2009-2014
  • Non-Asbestors Gasket with seal
  • This is a Top Quality Brand new aftermarket Replacement Part
  • Easy to install, manual is not included, However, You may search lots of video online. Thanks
Rank No. #8
CQYD Top End Head Gasket Kit for TRX 400EX 400 X 1999-2014 TRX400EX XR400R 1996-2004
  • Fits these machines: HONDA TRX 400EX 400X 1999-2014,HONDA XR400R 1996-2004
  • Included item are detailed in the product pictures
  • Mounts up to the original equipment perfectly
  • Complete Gasket Kits are made from the highest quality materials available.
  • Kits come complete with all necessary gaskets to completely rebuild the top and bo ttom end on your motorcycle or ATV.
Rank No. #9
Autoparts Top End Gasket Kit Set Fit for Honda TRX 400EX 1999-2014 trx400ex 400 Head gaskets
  • 1.Top end gasket kit fit for HONDA TRX 400EX 1999-2014 trx400ex 400
  • 2.Kits come complete with head and base gaskets and other necessary gaskets and parts to rebuild the top end on your motorcycle or ATV
  • 3.Top End Gaskets are made from the highest quality materials available.
  • 4.Top-end gasket kits utilize top quality materials for their gaskets, o-rings, and seals.

Last update on 2023-06-06 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best 400ex top end kit?

Do you get stressed out thinking about shopping for a great 400ex top end kit? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching 400ex top end kit, which is why we have assembled a comprehensive list of the greatest 400ex top end kit available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 400ex top end kit that you consider buying. Your questions might include the following:

  • Is it worth buying an 400ex top end kit?
  • What benefits are there with buying an 400ex top end kit?
  • What factors deserve consideration when shopping for an effective 400ex top end kit?
  • Why is it crucial to invest in any 400ex top end kit, much less the best one?
  • Which 400ex top end kit are good in the current market?
  • Where can you find information like this about 400ex top end kit?

We’re convinced that you likely have far more questions than just these regarding 400ex top end kit, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for 400ex top end kit, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 400ex top end kit. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 400ex top end kit buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 400ex top end kit currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of 400ex top end kit has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an 400ex top end kit?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your 400ex top end kit.
  5. Customer Ratings: Number ratings grade 400ex top end kit objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 400ex top end kit.
  7. Product Quality: You don’t always get what you pay for with an 400ex top end kit, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an 400ex top end kit is should be an indication of how long it will work out for you.

We always remember that maintaining 400ex top end kit information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding 400ex top end kit is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

Related Post: