Polini 210 aluminum cylinder on our P4 Amerschläger test bench
Today we tested the Polini aluminum cylinder on Basti's Vespa. We simply plugged the Polini onto the 10 HP standard PX 200 motor. The 57 mm shaft with standard valve timing has remained. Nothing was milled, only the SI 24 carburettor was adjusted in the jets and the SIP Road exhaust was put on it. Previously original [...]
