Polini Contessa Cylinder Kit (72cc); Honda Dio, Kymco ZX shifting cross 5 mm outer diameter where

5 mm outer diameter where pipe meets the carb

ZNEN (all standard 125–170cc GY6 platforms) Engine codes 152QMI

5mm hardened lock pin sized for scooter disc rotors

Securing nuts and washers ( S 16405 and S 20105) sold separately - two of each required

Size: 130/60-13

Polini Contessa Cylinder Kit (72cc); Honda Dio, Kymco ZX shifting cross 5 mm outer diameter wherePolini's big bore 72cc Contessa cylinder kit for the Honda Dio, Elite, and Kymco ZX is the ideal starter big bore kit for riders looking to get significant gain without excess tuning time. Specifications: Polini aluminum piston: 47mm Polini piston rings: 47mm Polini wrist pin with circlips Polini cast iron cylinder Length stud to stud: 48mm Length stud to stud (diagonal): 68mm Compatibility: Honda Dio Honda Elite Kymco ZX NOTE: It's important to