Cylinder Head Combustion Chamber Kiesler for Polini Evolution 3 70cc Piaggio NRG / Runner

Kiesler combustion chamber for cylinder head for Polini Evolution 70cc Piaggio NRG / Runner (Piaggio / Gilera LC). This combustion chamber, with its modified shape and volume, will squeeze a little more power out of your racing engine. According to Kiesler you'll see an increase of appr. 1hp.

Note: only goes with Polini Evolution 70cc cylinders (series 1, 2 and 3).