POLIN CYLINDER FOR RACE

Products reserved exclusively for competitions in designated areas, in accordance with the provisions of the competent sports authorities. We assume no responsibility for improper use.

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: 80cc

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