carburetor kit Polini 21mm for Yamaha Minarelli engines upright 177.0093

Polini Tuning carburetor kit (Ø21) for Yamaha Minarelli engines, upright 50cc 2-stroke. Air filter Connection: 46mm> / li> HD 100 ND 40 Throttle Slide: 24x30 Needle: 14/22 needle jet: 2.7