Polini 1st Oversized Piston (70cc Bore Kits); compatible with Dio, Sym

Polini aftermarket 1st oversized piston for Honda Dio or Sym 70cc Bore KitsNot legal for use in California on pollution controlled vehicles.Check local laws before installing.This product is not intended for use on public roads or land. CARB (CA Air Resource Bureau) Restricted, NOT FOR SALE IN CALIFORNIA)