Reed valve 8.1-K4 for 70cc, for 8.1 “Fireblade” crankcase Piaggio and Minarelli versions.

A 4-way bipetal, with 9-9 (or 9/12 to choice) weft carbon reeds, it does not require a petal stopper, as the latter fit perfectly into the housing of the crankcase. The whole is aimed at reducing obstacles and increasing the speed of the fuel flow. Products intended exclusively for racing, forbidden to use on the road. We decline any responsibility for improper use. Made in Italy product.