
Namura Top-End Rebuild Kit for 2002-24 Yamaha YZ250/X - 66.35mm - NX-40025KA
Namura Technologies Top-End Rebuild Kit
- A Top-End rebuild can help to improve the performance of your ride, keeping it running in peak condition.
- With the Namura complete Top-End Rebuild Kit, rebuilding your Top-End no longer expensive and painful
- Namura's Top-End Kits include everything you need to get your ride operational again; pistons, a top-end gasket kit and wrist-pin bearings (where applicable) are all included in this convenient, time saving kit.
Why replace your cylinder when you can replace the piston for a fraction of the cost and time? Namura gives you a higher performance piston without the higher price. Top-End rebuild kits also include Namura's Top-End Gasket Kits, which are manufactured to OE-specs with no trimming or fitment issues. Quality materials mean increased longevity and continued performance. Namura's Top-End Kits include everything you need to get your ride operational again; pistons, a top-end gasket kit and wrist-pin bearings (where applicable) are all included in this convenient, time saving kit.
| Product Line | Namura Top-End Rebuild Kit |
| Part Number | NX-40025KA |
| Fitment Type | Model-Size-Specific Fitment |
| Use Type | Aftermarket Replacement |
| Unit Sale Qty | |
| Style | Standard Bore Piston Kit |
| Position | |
| Material | |
| Finish | |
| Piston/Cylinder Size | 66.35mm |
| Piston Size Added | 0.00mm |
| Cylinder Stroke Volume | |
| Final Engine Displacement | |
| California Emissions | FALSE |
| Product Disclaimer | for use with Ceramic Composite Cylinders |
| Fitment Note | |
| Fitment Note | |
| Fitment Note | |
| Fitment Note | |
| Fitment Note |
2024 Yamaha YZ250X
2023 Yamaha YZ250X
2022 Yamaha YZ250X
2021 Yamaha YZ250X
2020 Yamaha YZ250X
2019 Yamaha YZ250X
2018 Yamaha YZ250X
2017 Yamaha YZ250X
2016 Yamaha YZ250X
2024 Yamaha YZ250
2023 Yamaha YZ250
2022 Yamaha YZ250
2021 Yamaha YZ250
2020 Yamaha YZ250
2019 Yamaha YZ250
2018 Yamaha YZ250
2017 Yamaha YZ250
2016 Yamaha YZ250
2015 Yamaha YZ250
2014 Yamaha YZ250
2013 Yamaha YZ250
2012 Yamaha YZ250
2011 Yamaha YZ250
2010 Yamaha YZ250
2009 Yamaha YZ250
2008 Yamaha YZ250
2007 Yamaha YZ250
2006 Yamaha YZ250
2005 Yamaha YZ250
2004 Yamaha YZ250
2003 Yamaha YZ250
2002 Yamaha YZ250
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Namura Technologies Top-End Rebuild Kit
- A Top-End rebuild can help to improve the performance of your ride, keeping it running in peak condition.
- With the Namura complete Top-End Rebuild Kit, rebuilding your Top-End no longer expensive and painful
- Namura's Top-End Kits include everything you need to get your ride operational again; pistons, a top-end gasket kit and wrist-pin bearings (where applicable) are all included in this convenient, time saving kit.
Why replace your cylinder when you can replace the piston for a fraction of the cost and time? Namura gives you a higher performance piston without the higher price. Top-End rebuild kits also include Namura's Top-End Gasket Kits, which are manufactured to OE-specs with no trimming or fitment issues. Quality materials mean increased longevity and continued performance. Namura's Top-End Kits include everything you need to get your ride operational again; pistons, a top-end gasket kit and wrist-pin bearings (where applicable) are all included in this convenient, time saving kit.
| Product Line | Namura Top-End Rebuild Kit |
| Part Number | NX-40025KA |
| Fitment Type | Model-Size-Specific Fitment |
| Use Type | Aftermarket Replacement |
| Unit Sale Qty | |
| Style | Standard Bore Piston Kit |
| Position | |
| Material | |
| Finish | |
| Piston/Cylinder Size | 66.35mm |
| Piston Size Added | 0.00mm |
| Cylinder Stroke Volume | |
| Final Engine Displacement | |
| California Emissions | FALSE |
| Product Disclaimer | for use with Ceramic Composite Cylinders |
| Fitment Note | |
| Fitment Note | |
| Fitment Note | |
| Fitment Note | |
| Fitment Note |
2024 Yamaha YZ250X
2023 Yamaha YZ250X
2022 Yamaha YZ250X
2021 Yamaha YZ250X
2020 Yamaha YZ250X
2019 Yamaha YZ250X
2018 Yamaha YZ250X
2017 Yamaha YZ250X
2016 Yamaha YZ250X
2024 Yamaha YZ250
2023 Yamaha YZ250
2022 Yamaha YZ250
2021 Yamaha YZ250
2020 Yamaha YZ250
2019 Yamaha YZ250
2018 Yamaha YZ250
2017 Yamaha YZ250
2016 Yamaha YZ250
2015 Yamaha YZ250
2014 Yamaha YZ250
2013 Yamaha YZ250
2012 Yamaha YZ250
2011 Yamaha YZ250
2010 Yamaha YZ250
2009 Yamaha YZ250
2008 Yamaha YZ250
2007 Yamaha YZ250
2006 Yamaha YZ250
2005 Yamaha YZ250
2004 Yamaha YZ250
2003 Yamaha YZ250
2002 Yamaha YZ250






















