Polini 70 Evolution Cylinder Kit for Minarelli Vertical 10 mm Pin 166.0074/E

Polini presents the brand new Polini 70 Evolution cylinder kit, specifically designed for vertical Minarelli engines with 10 mm piston pin. This 70cc cast iron cylinder represents a true technological leap, with a completely new design and engineering solutions never seen before on these engines.

Main technical features:

Redesigned 70cc cast iron cylinder

Enlarged reed valve seat integrated into the cylinder

4-petal reed valve included

Dedicated flow guide to reduce turbulence

360° rotatable intake manifold, compatible with Polini CP 17-24 mm carburetors

Racing cylinder head with copper gasket

Double ring piston

0.2 and 0.3 mm base gaskets included

Polini code: 166.0074/E

Version with 10 mm piston pin

Performance:

With a basic configuration, the kit reaches approximately 14 real hp, with powerful and progressive torque across the entire rpm range.

Recommended pairing:

Polini CP carburetor from 19 to 24 mm

Polini For Race or Scooter Team exhaust

Polini High-Speed transmission