Polini

Piston Polini 70cc Piaggio Ciao 47,4mm

Piston Ring (oversize) Polini 47,4x1mm 70cc Sport / Corsa Minarelli vertical

Piston Rings trapezoidal (oversize) Polini 47,4x1mm 50cc Sport Minarelli vertical

Piston (oversize) Polini D=47,4mm 70cc Sport / Corsa Piaggio
