Complete fuel system 8.1-K4 for 70cc, adjustable manifold (28° inclination respect to the crankcase horizontal line), for Ø25 and 19mm splayed carburetors, for 8.1 “Fireblade” crankcase Piaggio and Minarelli versions.

Manifold, flow guide insert and reed valve pack are the completion of an accurate fluid dynamics study: specially designed for the thermal part of the crankcase 8.1 they have an unmatched performance efficiency. The long manifold, inclined at 28 ° c.a with respect to the horizontal plane of the crankcase, allows the carburettor to be kept in the optimal operating position. The 4-way bipetal reed valve pack, with carbon reeds that fit perfectly into the housing of the crankcase, is integrated with a billet aluminum flow guide. All aimed at increasing the speed of fuel flow. Suitable for CP 19 evo, PHBG 19–21mm bushed, PHBL 25, Mikuni 24 carburetors. Road use prohibited. Made in Italy product.