| Specification | Value |
|---|---|
| Bore Size | 66.40 mm |
| Model | Pro-Lite |
| Riding Style | Off-Road |
| Stroke Length | 72.00 mm |
| Skirt Coating | Non-Coated |
| Units | Kit |
| Displacement | 249 cc |
| Piston Material | 4032 Aluminum Alloy |
| Product Name | Rebuild Kit |
| Type | Top End |
| Bore - Oversize | Standard |
| Engine Type | 2-Stroke |
| Piston Diameter | 66.36 mm |
- Complete piston kit includes pistons, rings, wrist pins, circlips and top-end gasket kit for one complete engine
- Wiseco pistons can be fitted only with Wiseco rings
- Wiseco ring types are not interchangeable (i.e., CD is not interchangeable with LC).
- Cylinder sleeves must be purchased separately.
FITMENTS
| Year | Make | Model |
|---|---|---|
| 2002-2025 | Yamaha | YZ250 |
| 2016-2025 | Yamaha | YZ250X |
- MAP:
- Yes
