| Specification | Value |
|---|---|
| Compression Ratio | 12.5:1 |
| Piston Head Shape | Dished |
| Riding Style | ATV |
| Bore Size | 95.00 mm |
| Model | Pro Series 3-Ring |
| Type | Forged Side Relief Design |
| Units | Kit |
| Bore - Oversize | Standard |
| Engine Type | 4-Stroke |
| Product Name | Piston Kit |
| Displacement | 449 cc |
| Piston Material | Forged 2618 Aluminum |
- Internal and external bracing
- Dedicated embossed forgings for weight reduction
- Specialized processes such as internal milling the internal struts, along with dedicated accumulator groove and forged side relief
- Dome top features smooth radii, requires no deburring or preparation
- Kit includes piston(s), wrist pin, circlip and rings unless otherwise noted
- Made in the USA
FITMENTS
| Year | Make | Model |
|---|---|---|
| 2006-2013 | Yamaha | YFZ450 |
| 2009-2020 | Yamaha | YFZ450R |
- MAP:
- Yes