POLINI 133.1009 : POLINI Cylinder-Kit Minarelli AM6 Ø77mm

Product information 'Polini 77cc cast iron cylinder kit - Minarelli AM'

Only for Racing! Not homologated!

Polini racing cylinder

This racing cylinder from Polini is made of grey cast iron.It has a total of 5 transfer ports and a 3-part exhaust port.The cylinder head is made of a special aluminium alloy.The piston has two thin chrome-plated piston rings.

The kit is supplied complete with gasket set and a set of carbon diaphragms for the original diaphragm body.

• Bore: 50mm


• Stroke: 39mm


• Capacity: 77cc


• Power: 17.5 hp at 12,300 rpm (manufacturer's specification)