Partial fueling system 8.1-K4 for 70cc short manifold and flow guide insert (51° inclination respect to the crankcase horizontal line) for Ø30mm carburetor for 8.1 "Fireblade" crankcase Piaggio version.

The aluminum and rubber manifold is perfectly connected to a flow guide insert always made from solid aluminum, in order not to leave gaps and avoid harmful turbulence. This optimizes the flow pressure on the valve petals. Suitable for VHSH 30, VHST 28, PWK 30, PWK 28 carburetors. Products intended exclusively for racing, forbidden to use on the road. We decline any responsibility for improper use. Made in Italy product.