Polini Exhaust for Vertical Minarelli 2-Stroke Front Panel widening the gear ratio for

widening the gear ratio for stronger off-the-line acceleration and a higher top-end speed

and adjustable length and spring pre-load

Cylinder head sold seperately (1100-1225)

This CDI unit is compatible with Vespa models featuring electronic ignition

Engine oil weight: 5W-40 Full Synthetic

Polini Exhaust for Vertical Minarelli 2-Stroke Front Panel widening the gear ratio forPolini Exhaust for 89 01 Yamaha Zuma CW50 2 Stroke Scooters. A high quality, stock replacement type exhaust by Polini. Made in Italy! Please Note: This exhaust is designed to conform to European Road Standards. Removing the manifold restrictor leads to a significant performance improvement. Head Pipe Bolt Hole Spacing: 48mm Head Pipe Inner Diameter with Restrictor Removed: 23mm Includes Mounting Bolts and Exhaust Gasket Yamaha This product is not