PARMAKIT 148 CC W-Force VESPA PK/SPECIAL/ET3/PRIMAVERA 50 & 125 CC

-7 Transfers !

-FITS THE 56 mm  STROKE ENGINE (105 mm con rod)

-58 mm bore  /56mm stroke /  148 cc

-Intake rubber 37 mm

-Anodised aluminium cylinder head with side sparkplug hole

-Intake reed block with 8 valves and flow guide

-Forged Vertex one ring piston

-It’s possible you have to modify the carter and the frame for engins less than 125 cc (PK50,Special50, N etc)

-Needs a 56 mm stroke (105 mm) con rod as in 50 cc there is a 43 mm fitted !