Complete Polini Cylinder Kit Iron Ø47Mm (Bolt Ø12Mm) - Yamaha/Minarelli

Name: Complete Polini Cylinder Kit Iron Ø47Mm (Bolt Ø12Mm) - Yamaha/Minarelli
Brand: POLINI

POLINI

Complete Polini Cylinder Kit Iron \u00D847Mm (Bolt \u00D812Mm) - Yamaha/Minarelli\nThe description of this item has been automatically translated. If you have any questions, please feel free to contact us.\n\nReference: VM112590802\nPolini iron complete cylinder kit \u00D847mm (bolt \u00D812mm)-yamaha/minarelli for motorcycle spare parts accessories parts spare parts quality\n\nNew Polini thermal groups for Yamaha Minarelli engines\nPolini Motori presents the new range of kits for Minarelli engines model CY, MY, CW with piston pin increased to \u00D8 12 mm. This increases the reliability of a part that is subject to high stress.\nThe cylinder is made of cast iron, with 6 ports. It is machined with special machines to achieve a high level of performance, with sliding walls of controlled roughness for greater cylinder-piston sliding. The discharge diagrams and transfers are specifically designed and manufactured to work in harmony with both the Original and Scooter Team Polini mufflerst