His reputation is more to do! The EVC is a kit PARMAKIT excellence in change VESPA PRIMAVERA, ET3, ETS, ... PK 125cc 2T. With its diameter of 57mm, it offers no less than 130cc displacement in combination of normal 51mm stroke crankshaft and connecting rod original size of 97mm. The piston diameter is not too increased to maintain good strength! The cylinder has an oval tailpipe 5 admission transfers with transfers to the base not too big. Diagrams are high but not unreasonably! They are lower than the TUR for example. The cylinder has also and above all a true admission valves to improve performance was down, up schemes and facilitate settings! The transition to a system of valves allows change dramatically every scooter. The valves are venturisés and delivered with an intake pipe Ø25mm or 30mm carburetor according to choices that you want to mount. The cylinder is obviously good quality aluminum for good heat transfer / cooling and Nikasil Treaty. The cylinder head is a model of cast aluminum, it features a high combution chamber hemispherical compresion polished finish. The delivered piston is a true VERTEX Spent mono-segment to release high revs! It is recommended a reinforced crankshaft, a carburetor 25 to 32mm flexible assembly and a sport exhaust! It comes with instructions, warranty, several joints of base plate to make the squish ... Before purchase, sélectionez the intake pipe internal Ø 25 or 30mm.
Itself on:
-VESPA 125cc ET3
-VESPA 125cc ETS
-VESPA 125cc PK
-VESPA 125cc PRIMAVERA
-VESPA 125cc XL
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