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ATHENA Piston Kit with Gaskets - 76.97 mm - WR/YZ250F P5F0770039007B

Part Number: 09031707
ATHENA
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SKU:
09031707
UPC:
8053300715206
MPN:
P5F0770039007B
Availability:
Ships Same Business Day
Weight:
1.16 LBS
On Sale
MSRP: $222.95
Now: $201.00
Was: $222.95
— You save $21.95

Ships from Manufacture | Call to Order (231) 767-5055

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Description

Piston reliability directly impacts engine longevity and peak performance—especially in high-stress off-road riding conditions. The ATHENA 76.97 mm piston kit delivers OE-equivalent durability while engineering superior heat resistance and reduced friction for measurable power gains. This Japanese-manufactured solution keeps your WR/YZ250F running strong through demanding terrain and extended engine cycles.

Technical Specifications:

  • Diameter: 76.97 mm
  • Material: High-silicon aluminum alloy
  • Manufacturing: CNC reverse-extrusion
  • Fitment: Yamaha WR250F / YZ250F
  • Ring coating: PVD / chromium nitride
  • Ring friction: Reduced engagement
  • Flame propagation: Optimized profile
  • Origin: Made in Japan
  • Includes: Complete gasket set
  • Installation: Requires engine disassembly
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