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The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 4-stroke powersports engine
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 85.00 mm Bore, 11:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007-2014 | Yamaha | YFM450 Grizzly 4x4 Auto | Base |
| 2011-2014 | Yamaha | YFM450 Grizzly 4x4 Auto EPS | Base |
| 2009-2010 | Yamaha | YFM450 Grizzly 4x4 Auto IRS | Base |
| 2018-2021 | Yamaha | YFM450 Kodiak 450 | Base |
| 2018 | Yamaha | YFM450 Kodiak 450 EPS | Base |
| 2003-2006 | Yamaha | YFM450F Kodiak Auto 4x4 | Base |
| 2006-2010 | Yamaha | YFM450FX Wolverine 4x4 | Base |
| 2006-2009 | Yamaha | YXR45F Rhino 450 | Base |
| 2007-2008 | Yamaha | YXR45F Rhino 450 Special Edition | Base |