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Est. 1957
Athena

Athena 03-10 Yamaha WR 450 F HC 94.94mm 4T Forged Racing Piston

$238.75

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Athena 03-10 Yamaha WR 450 F HC 94.94mm 4T Forged Racing Piston. Made from high-performance alloys for improved resistance and performance.

Key Features

  • This product is a single forged racing piston.
  • It measures 94.94mm in bore diameter.
  • Designed for 4-stroke engines.
  • Constructed from a special high-performance alloy of nickel, silica, and aluminum.
  • Manufactured using reverse extrusion and CNC machining with tight tolerances.
  • The smooth piston profile aids in regular fuel flow and flame propagation.
This piston is designed for 2003-2010 Yamaha WR 450 F models. It is not CARB approved and cannot be shipped to California.
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About this part

Product Details

This Athena forged racing piston is designed for your 2003-2010 Yamaha WR 450 F. It's a single piston, measuring 94.94mm, and is built for 4-stroke engines. Athena uses a special alloy blend of nickel, silica, and aluminum to create a piston that offers reliability similar to original equipment but with increased resistance and better performance.

The manufacturing process involves reverse extrusion and advanced CNC machining, which holds tolerances to under 0.01 mm. This precision ensures a smooth piston profile that helps with regular fuel flow and proper flame propagation within the cylinder. The material composition is chosen to handle the demands of racing while maintaining durability.

Specifications

Brand
Athena
Manufacturer Part #
S4F09500021A
UPC
8050444894637

Frequently Asked Questions

Athena 03-10 Yamaha WR 450 F HC 94.94mm 4T Forged Racing Piston

$238.75