440cc 89mm Big Bore Jug Cylinder for Honda TRX400EX TRX400X Top End Rebuild Kit
SKU: 29330077670

440cc 89mm Big Bore Jug Cylinder for Honda TRX400EX TRX400X Top End Rebuild Kit

Sale price$96.09 Regular price$106.77
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

440cc 89mm Big Bore Jug Cylinder for Honda TRX400EX TRX400X Top End Rebuild KitReplacement Part Number: Cylinder: 12100 HN1 A70, 12100 KCY 670Cylinder Base Gasket: 12191 KCY 672Cylinder Head Gasket: 12251 HN1 003Cylinder Head Valve Cover: 12391 KCY 671Tensioner Gasket: 14560 KCW 851Piston: 13101 KCY 670Pin, piston: 13111 KCY 670Ring Set, piston: 13011 KCY 670Circlips, piston: 90601 KA5 000Fitments: Honda TRX400EX Sportrax 400 2x4 1999 2008 Honda TRX400X 2x4 2009 2014 Honda XR400R 1996 2004Features: Kit includes piston, rings,

Replacement Part Number:
Cylinder: 12100-HN1-A70, 12100-KCY-670
Cylinder Base Gasket: 12191-KCY-672
Cylinder Head Gasket: 12251-HN1-003
Cylinder Head Valve Cover: 12391-KCY-671
Tensioner Gasket: 14560-KCW-851
Piston: 13101-KCY-670
Pin, piston:13111-KCY-670
Ring Set, piston: 13011-KCY-670
Circlips, piston: 90601-KA5-000

Fitments:
Honda TRX400EX Sportrax 400 2x4 1999-2008
Honda TRX400X 2x4 2009-2014
Honda XR400R 1996-2004

Features:
Kit includes piston, rings, pin, clips & top end gasket kit (you get exactly what is pictured).
Cast piston has super-high silicone content for additional strength.
Piston skirts are Molybdenium Teflon coated to minimize resistance/wear and provide extended life.
Piston dome is anodized for superior heat resistance and longer lifespan.
The gaskets use performance materials to increase durability and provide greater reliability.
Includes all gaskets pictured to rebuild top end.
Kit is for big bore size - 89.00 mm.
All of the components within this kit are bolt-on ready for a hassle free installation.

Specifics:
Condition: Aftermarket 100% Brand New
Quantity: 1 Set
Piston Material: Forged Aluminum
Actual Displacement: 440cc
Bore Type: Big Bore
Bore Size: 89.00mm
Stroke: 70.00 mm

Package Includes:
1x Cylinder
1x Piston(Big Bore)
1x Piston Ring Set
1x Wristpin
1x Circlip(2)
1x Cylinder Base Gasket
1x Cylinder Head Gasket
1x Chain Tensioner Gasket
1x Cylinder Head Valve Cover


Note:
Ring end gaps are checked prior to shipment for proper sizing.
Please check out the product and size fits your motorcycle or not before you purchase.

Warranty:
Returns: Customers have the right to apply for a return within 60 days after the receipt of the product
24-Hour Expert Online: Solve your installation and product problems

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 29330077670

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Emily Heater
San Leandro, US
★★★★★ 5
Awesome product!!!
Size: 3 Panel-102"W, Color: Beige, Size: 3 Panel-102"W, Color: Beige
This thing is really awesome. I actually bought 2 of them and made myself a nice little enclosure to keep out any peeping Toms while I’m trying to work on my summer tan. What I was looking for is FULL privacy and this DEFINITELY provides that. Fabric is completely opaque, you cannot see anything through it which is exactly what I needed. Another huge bonus is the strips of fabric to cover the spaces in between the panels, giving TRUE privacy. This is a really well-made product, great design, great structure, and pretty easy to put together overall. The only downside is that with strong gusts of wind, it wants to tip over so as you can see I secured the bottom feet with a couple bricks to make it stable and that did the trick. But to me that is a minor inconvenience given all its other great aspects. So many other privacy dividers were still see-through… totally defeating the purpose. But this one is absolutely full privacy and PERFECT for what I needed it for!!!
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Reviewed in the United States on May 4, 2024
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MJL06
Battle Creek, US
★★★★★ 5
Nice temporary divider or screen
Fairly easy to assemble and ensures privacy.
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Reviewed in the United States on March 21, 2026
E
Verified Purchase
extrasupervery
New York, US
★★★★★ 1
Broke within an hour of assembly.
Size: 6 Panel-120"W, Color: Beige
This is of horrible quality. Within an hour of building, the feet support were broken on both ends, where they spin in place & do not stay straight to hold the divider up. Pieces of the plastic on the feet were broken simply from assembling the product. The covers for the metal poles were the only reason I bought this divider instead of other similar products, however those only cover one side of the metal poles so they are still visible from the other side. Two of these covers were also torn & not useable within an hour of assembly, one was already partially ripped on arrival & the other one was ripped simply during assembly of the product. I do not recommend this item & would have returned if I was still in the return window. I missed the return window because the product was bought during the holidays & I didn’t have time to mess with the return. I have not been able to use this product even once, the broken feet which do not stay in place make it very unstable & dangerous.
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Reviewed in the United States on February 4, 2026
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alena
Los Angeles, US
★★★★★ 5
WOULD BUY AGAIN.
EASY TO PUT TOGETHER. WORKS EXATCLY AS i NEEDED. I USED ONLY 3 PANELS.
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Reviewed in the United States on April 29, 2026
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Michael S
Waukegan, US
★★★★★ 5
Great Product that does exactly what it says it will.
Color: Beige, Size: 34"- 3 Panel
I really enjoy this product and it does exactly what it describes. I use it on my balcony. It is effective, but still very lightweight. It is easy to assemble as well. The price point is excellent. Also, I had an interaction with the company about an issue and they were incredibly responsive and helpful, fixing the issue immediately. Highly recommend.
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Reviewed in the United States on April 3, 2026

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