SKU: 39520041321

2019-2025 Honda CRF250F 310cc Cylinder Jug Piston Top End Kit 79mm

Sale price$80.79 Regular price$89.77
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Description

2019-2025 Honda CRF250F 310cc Cylinder Jug Piston Top End Kit 79mm79mm Cylinder Piston Gasket Top End Rebuild Kit 310cc For Honda CRF 250F 2019 2025 Features: If your cylinder blows through, the compression is too low, or even a piston seizure has occurred, then this kit is exactly the right thing for you. Kit includes cylinder, piston, rings, pin, clips & top end gasket kit (you get exactly what is pictured). The cylinder is made of aluminum for good cooling with an internal cast iron jacket (unlike which has a

79mm Cylinder Piston Gasket Top End Rebuild Kit 310cc For Honda CRF 250F 2019-2025

Features:
If your cylinder blows through, the compression is too low, or even a piston seizure has occurred, then this kit is exactly the right thing for you.
Kit includes cylinder, piston, rings, pin, clips & top end gasket kit (you get exactly what is pictured).
The cylinder is made of aluminum for good cooling with an internal cast iron jacket (unlike which has a nicasil treatment).
Piston 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 - 79 mm, 17mm steel piston pin.
Compression Ratio 11 : 1.
The compression is designed for use with the original cylinder head.
When installing, the smaller bearing on the factory camshaft has to be removed and transferred to the new cam.
This kit is excellent as a low-cost replacement for defects in the original cylinder.

Specifications:
Condition: Aftermarket 100% Brand New
Quantity: 1 Set
Material: Aluminum, Steel
Displacement: 310cc
Engine: 4-Stroke
Cooling: Air-cooled
Bore Type: Big Bore
Bore diameter: 79mm
Pin diameter: 17mm
Pin Overall Length: 54mm

Replacement Part Number:
Cylinder: 12100-K31-900
Cylinder Base Gasket: 12191-K31-900
Cylinder Head Gasket: 12251-K31-901
Pin, Piston: 13111-K31-900
Circlips, piston (2): 13112-KPF-960
Chain Tensioner Gasket: 14560-KRM-840

Always compare part numbers to your parts schematics and cross reference appropriately.

Fits Make/Model/Year:
Fit for Honda CB250 (New) Twister / ABS / CBS 2016-2022
Fit for Honda CRF250F 2019-2025 (Please note this is for the F model crf250 not the R model)

(Compatibility Chart is for Reference ONLY!!!)
(Please Compare with Your faulty unit and the image we provided to Decide Fitment)

Package Includes:
1x 79mm Cylinder
1x Piston
1x Piston Ring Set
1x 17mm Wristpin
1x Circlip(2)
1x Cylinder Base Gasket
1x Cylinder Head Gasket
1x Chain Tensioner Gasket

(Comes exactly as pictured.)

Note:
Carefully compare to your old parts to be sure this is the correct part for your machine.

The product on offer is an accessory or spare part and thus is not an original product of the vehicle manufacturer.
The name of the vehicle manufacturer is stated only as an indication of the determination of the product being offered as an accessory or spare part, to clarify, for which vehicle the product on offer Fits.

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: 39520041321

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Dreazyed
Boise, US
★★★★★ 5
Really effective!
Color: Mayday
I was totally blown away by how effective this was on my recent burn, I wish I had taken pictures. So much so that I did a deep dive into the ingredients and formula (I'm a nerd). My takeaway is that this is a bargain for the quality of ingredients and the care of the formula. The product absorbs quickly, is non-greasy, and relatively moisturizing and most of all, really effective. I personally appreciate the lack of any real scent or fragrance. I'm a big fan!
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Reviewed in the United States on February 17, 2026
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CosmoGodiva
Chelsea, US
★★★★★ 2
Not the results I expected
Color: Mayday
I sooo wanted to love this product; however, the results were not as I expected. Especially at this price point. I have sensitive skin & actually broke out, so maybe I am allergic to one of the ingredients or applied the product too thickly. I’ve experienced better results with Coola’s Radical Recovery Organic After Sun Lotion which is only $32 for 5oz, so it’s definitely more cost effective & delivered better results in my opinion.
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Reviewed in the United States on May 31, 2026
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Jdsunshine
Phoenix, US
★★★★★ 5
Nothing Better
Excellent product! I have the old person dry crinkly skin for a few years. I've tried creams and Castor and coconut oils. They leave me and my clothes greasy yet doesn't stay on my skin. Where those other items failed, this Tallow Cream meets and exceeds. This goes on smooth and I look forward to the wonderful scent. I like using this cream. My hands and arms look and feel healthy. Better then it ever looked really. I'm not embarrassed by my skin now. My husband tried this on his face and beard. Very nice. He has his own jar of this Tallow cream now. About the ADDED ingredients they put in the cream... it's all good things, proof is how well it works. I don't want to make any changes to it and I would. My husband tried on his face and beard. He has his own jar now. I look to reviews for product insights. I hope our reactions help.
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Reviewed in the United States on July 30, 2025
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Marti
Chelsea, US
★★★★★ 3
Not real smooth
I like the scent and I like the way it makes my skin feel; I gave it a 3 because it is not whipped all the way. It has lumps all in it . Not blended well. So it goes on lumpy. I have to keep rubbing hard to blend in.
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Reviewed in the United States on March 10, 2025
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Colleen the Irish Gal
Massapequa, US
★★★★★ 5
Incredible!
Why did you pick this product vs others?: I've been using castor oil on my skin for over 40 years. It's heavy, but it did the trick. Just tried this tallow with honey and will never go back. It does a wonderful job, much lighter on the skin, and it smells incredible. 
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