Wiseco leads the performance aftermarket by producing the highest quality forged pistons for Dirt Bikes, ATVs, Snowmobiles, Marine Vehicles, and Motorcycles right here in the USA. Wiseco is unique because we forge all of our pistons in-house, and produce all of our forge toolings right here in the USA. This allows us to control all aspects of our manufacturing process from raw bar to skirt coating finished parts. In addition, in-house dyno testing gives Wiseco the ability to develop state-of-the-art technology such as new shapes, coatings, and components, and lead the industry through rigorous R&D. Linking all segments of Wiseco's organization through design, testing, manufacturing, and distribution allows us to fulfill market needs with minimum lead-times.
1 | Select A Make
2 | Select A Model
3 | Select A Year
Wiseco High Performance GP Style Piston Kit 66.4mm STD 808M06640-1113
Piston Kit | SKU #808M06640-1113 | MPN #808M06640
$194.85
- New Part

Contact us for a question. Phone: (304) 699-7572
Availability: IN STOCK
- IN6
- NV1
Specifications
Condition | New |
SKU# | 808M06640-1113 |
MPN# | 808M06640 |
Part | Piston Kit |
Piston Type | Domed |
Oem Piston Bore Size | 3.895 in |
Piston Over Bore Amount | 0.02 in |
Compression Ratio | 10.5:1 |
Vehicle Compatibility
This part fits an additional 28 vehicles.Please use the search box above to find your vehicle.
Year | Make | Model | Submodel |
---|---|---|---|
Yamaha | YZ250 | YZ250 |
Description
Additional Note
Image is a stock image, the product that you will receive is made to fit your vehicle and may appear different than the picture.
Features
- Forged piston crown with generous valve pockets for big valves and cams
- Precision-fit rings selected for each application for ultimate sealing
- Force-fed pin oiling provides enhanced lubrication of the piston pin
- Pressure seal groove reduces ring lifting and power loss
- ArmorGlide® skirt coating reduces friction, providing quieter operation and improving scuff resistance
- Valued-packaged with two pistons, rings, piston pins and circlips
- Made in the U.S.A
- Forged piston crown with generous valve pockets for big valves
- Precision fit rings for ultimate sealing
- Force fed pin oiling for enhanced lubrication of the piston pin
- Value packaged
- ArmorGlide skirt coating for reduced friction, quieter operation and improved scuff resistance
- Gasket kits sold separately