This cylinder Polini sport 70cc out of aluminum is equipped with a shirt covered with chromium and nicasil, as well as a great exit of exhaust.
The advantage of an aluminum cylinder is the lifespan which is much larger with a better thermal cooling compared to cast iron cylinder.
With these characteristics “sports”, this cylinder will agree to you for a day laborer use.
Maximum power of 9 cv with 9800tr/min.
Delivered without the cylinder head, it is necessary to keep that of origin.
!!! Not Approved On The Road !!!
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