Description
Athena - 400485100008 - Cylinder Kit - 54.00 mm - YZ125 Race
Features
- Specially designed, high performance, hard anodized power valves (cannot use OEM)
- There is an aluminum cylinder head with a removable bronze dome allowing for a higher compression ratio and anti-detonation features (except where noted)
- Kit also includes a Cast-Lite flat top piston kit, and an Athena top-end gasket set that includes required seals and hardware
- Bolt on; no matching required except where noted
Specs
| Riding Style | Off-Road |
| Product Name | Cylinder Kit |
| Bore Size Metric | 54.00 mm |
| Cylinder Bore Coating | Nickel-Carbide |
| Displacement | 125 cc |
| Engine Type | 2-Stroke |
| Material | Aluminum |
| Style | Stock Bore |
| Units | Kit |
Fitment
| 2001-2004 | Yamaha | YZ125 |
