ATHENA 66.34 250CC 2T Piston Kit with 18mm Pin Selection A and Gaskets

The ATHENA 66.34 250CC 2T cast piston kit is designed to ensure optimal performance and immediate engine response. With a bore of 66.34 mm and a compression height of 38.10 mm, this piston is ideal for 250 cc engines, offering a perfect balance between power and control. The diameter of the connecting rod pin, measured at 18x13x56 mm, ensures perfect compatibility with your engine, while the two rings provide excellent sealing and efficient combustion.

The standard compression ratio allows for smooth and responsive performance, essential for those who love to push their bikes to the limit. The cast piston type and standard pin, along with the domed piston head, contribute to optimizing combustion, improving engine efficiency and power. Whether you are preparing your bike for competition or simply want to enhance its performance, this kit represents a strategic choice for every motorcycle enthusiast.

• Bore: 66.34 mm
• Compression height: 38.10 mm
• Displacement: 250 cc
• Connecting rod pin diameter: 18x13x56 mm
• Number of rings: 2
• Piston type: cast
• Pin: standard
• Piston head: domed
• Compression ratio: standard

Product Race Use Only - Not intended for street use