High engine kit Ø55mm 100cc POLINI SPORT cast iron 6 transfers for scooter VESPA 50cc 2T PK, HP, XL, SPECIAL, PIAGGIO APE ...

Here is the famous high POLINI engine complete with large diameter Ø55mm cylinder head.

It offers real 100cc in combination with the original crankshaft stroke of 43mm! It has 6 admission transfers and a very special architecture.

The cast iron cylinder is one of the best, it is designed by the great engineers of POLINI.

The piston is mounted in two-segment, which means that this kit is ultra torquey! The compression ratio is increased to 12.6: 1 with the high compression cylinder head (SP 98 recommended).

A long transmission and a large carburation will be the minimum to exploit the beast! It is delivered to you complete with gaskets, screws, instructions ...

Mounts on :

PIAGGIO APE 50 2T
VESPA PK HP 50
VESPA PK 50
VESPA PK XL 50
VESPA SPECIAL 50