Classic muffler replacement manifold

The “Zuera” Big Bore high-performance muffler has been specially designed to increase the performance of Pinasco engines in collaboration with its team of pilots. Used in numerous races by Scuderia Pinasco , it is the ideal solution for the most demanding customers. The volumes and the belly of the Zuera Factory sports exhaust have been calculated to make the Zuera engines perform at their best; this exhaust does not present the classic performance "hole" at low revs and the power is delivered substantially already from 4900Rpm. Designed for the world of Endurance where delivery and power / reliability are everything, the Zuera Factory sports exhaust is the muffler that equips all Pinasco Team Vespa Small Frames. Center to center exhaust manifold: 62 mm. Exhaust manifold diameter: 36 mm.