Very good and ideal to increase performance and strength of your Vespa scooter motor, VBB, NBB, VBA, GT, VNL, VLB, VBC, SUPER, 125, 150cc 2T. The top engine in PARMAKIT will be perfect. Its displacement is 145cc with a bore diameter Ø57mm, origin crankshaft stroke. His twin piston segments will offer you maximum torque and acceleration times more frank, not to mention high speeds for a more consistent speed. Of course, this high engine is not approved for the road since the performance and increase in capacity. For competition on the track, it is delivered complete as presented.