Vespa V50 V90 V100 Prim ET3 PK MALOSSI 136cc Cylinder Kit Mk3 Iron Pinasco A higher drive ratio becomes

A higher drive ratio becomes necessary when increasing the cubic capacity of your PX80-150 motor with performance enhancing cylinder kits with a cubic capacity of between 166 and 177cc

Fits original three shoe clutch assembly 107mm

pin distance: 95mm

Designed to match Hydraulic Front Brake Levers

Vespa V50 V90 V100 Prim ET3 PK MALOSSI 136cc Cylinder Kit Mk3 Iron Pinasco A higher drive ratio becomesVespa V50 V90 V100 Prim ET3 PK MALOSSI 136cc Cylinder Kit Mk3 Iron cast iron 7 ports 57,5mm stroke 51mm w o cylinder head Recommended spark plug: NGK B9ES Recommended ignition timing: 17 M6 exhaust studs, direct or crankcase intake The MK III version of this evergreen 136cc cylinder kit from MALOSSI, suitable for all Vespa 50 125 PK 50 125, includes an updated piston design. This generation has a piston equipped with two XL port windows, corresponding