Auto Barn
Est. 1957
Athena

Athena 72.66mm Bore Piston Kit

$138.07

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Athena 72.66mm Bore Piston Kit. Made with high-performance alloys for OE reliability and improved resistance.

Key Features

  • This is a 72.66mm bore cast piston kit.
  • Athena pistons are made from special high-performance nickel, silica, and aluminum alloys.
  • CNC machining tools ensure dimensional tolerances of less than 0.01 mm.
  • The smooth piston profile helps ensure regular airflow and perfect flame propagation.
  • Some pistons feature a molybdenum disulfide coating on the skirts to reduce friction.
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About this part

Product Details

Athena is known for making motorcycle spare parts, and they've brought that expertise to their new line of 4-stroke off-road cast pistons. This kit features a 72.66mm bore, designed to meet the demands of off-road use. These pistons are built using special high-performance materials, including nickel, silica, and aluminum alloys, which are chosen to offer the same dependability as original equipment pistons while also providing increased durability and solid performance.

The manufacturing process uses advanced CNC machining tools to hold dimensional tolerances to within 0.01 mm, ensuring a precise fit. The smooth piston profile helps promote regular airflow and proper flame propagation. For some pistons, a molybdenum disulfide coating is applied to the skirts via screen printing, which further lowers friction, boosting both performance and how long the piston lasts.

Specifications

Brand
Athena
Manufacturer Part #
S4F07270002B

Frequently Asked Questions

Athena 72.66mm Bore Piston Kit

$138.07