ATHENA Complete Piston Kit Forged BIG BORE D.84.96 Selection B Off-Road for Yamaha
for YAMAHA WR F, YZ F
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FIND YOUR BIKE - compatibility table
The complete BIG BORE piston kit D.84.96 selection B Off-Road is designed to deliver superior performance for Yamaha motorcycles, making it an essential component for off-road enthusiasts. Made with high-performance special materials through an innovative reverse extrusion process, this kit ensures optimal smoothness and exceptional durability.
The sintered molybdenum disulfide coating, applied through a screen printing process, reduces friction and noise, further enhancing engine performance. The latest generation stainless steel segments, equipped with a PVD CrN coating, are designed to withstand wear and optimized to ensure excellent conformity even under reduced tangential loads.
Developed in Italy and subjected to rigorous quality testing both on the dynamometer and on the track, these pistons offer a perfect balance between high performance and reliability. With a wide and versatile range, the kit is suitable for most 4-stroke off-road motorcycles, ensuring that every adventure is characterized by power and responsiveness.
- Piston diameter: D.84.96 mm
- Material: high-performance aluminum alloy
- Manufacturing process: reverse extrusion
- Coating: sintered molybdenum disulfide
- Segments: latest generation stainless steel
- Segment coating: PVD CrN
- Designed for: Yamaha 4-stroke off-road motorcycles
- Quality testing: rigorous tests on the dynamometer and on the track
- Features: optimal smoothness, exceptional durability, reduction of friction and noise
