Complete Cylinder Kit Polini Racing Iron Ø47mm (Bolt

Name: Complete Cylinder Kit Polini Racing Iron Ø47mm (Bolt
Brand: POLINI

POLINI

Complete Cylinder Kit Polini Racing Iron \u00D847mm (Bolt\nThe description of this item has been automatically translated. If you have any questions, please feel free to contact us.\n\nReference: VM112591102\nPolini racing iron complete cylinder kit \u00D847mm (bolt \u00D812mm)-yamaha/minarelli for motorcycle spare parts accessories parts spare parts quality\n\nNew Polini Racing 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 achieve Racing performance and work in harmony with both the Original silencers at