Athena 70cc Sport Cylinder with 12mm piston pin – Minarelli Vertical

High-quality 70cc aluminum sport cylinder designed for scooters with Minarelli vertical engines such as Yamaha BW's, Yamaha Slider, MBK Booster and MBK Stunt.

Thanks to precise manufacturing and premium materials, this Athena cylinder offers excellent durability and consistent performance. The cylinder features a hard chrome-plated bore for increased wear resistance, while the high-quality piston with ground ring ensures smooth operation.

Compared to the original cylinder, this aluminum version provides significantly improved acceleration and higher top speed, mainly due to better heat dissipation and optimized performance design.

• 70cc aluminum sport cylinder
• Bore : 47.6 mm
• 1-ring piston
• Piston pin : 12 mm