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Hello i have a Vespa LX50 2t i just put a new 70cc Cyl kit and it still sticks at 35km i removed the air blocker and the clutch and belt and varaior are new Do i need to get a new Coil for a 70 cc or should the 50 cc unit work my cabaraitor is 17,5 its new also Help
spezzano1 the main restriction on the 50cc 4 stroke Vespa is with the electronics. You will have to modify your CDI as well.
