Description
When your YZ450F’s piston is nearing the end of its service life, installing OEM-equivalent replacement parts is critical to maintaining reliability and power delivery. This ATHENA piston kit delivers the durability and performance characteristics of factory specifications while leveraging advanced manufacturing processes and superior ring coatings to extend engine life. If you’re rebuilding your top-end after a season of hard riding or race use, this is the precision-engineered solution that won’t compromise your bike’s performance.
- Bore size: 96.95 mm
- High-silicon aluminum alloy
- CNC-machined reverse extrusion
- Includes segmented piston rings
- PVD/chromium nitride coating
- Reduced ring friction design
- Optimized flame propagation profile
- Made in Japan
- OEM-equivalent reliability
- Fits: Yamaha YZ450F
- MPN: P5F0970197004A
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