Polini Clutch Spring Set | Honda Dio 139QMB Vespa 50cc 95mm Variator 998 without cylinder head castings

998 without cylinder head castings Scooter 72ccm Honda Shadow 50

VRM-119C sport tread — low rolling resistance and crisp cornering response

and 170i by 1

Length: 154

Polini Clutch Spring Set | Honda Dio 139QMB Vespa 50cc 95mm Variator 998 without cylinder head castingsFine tune your launch performance and eliminate sluggish low end takeoff with the genuine Polini Clutch Spring Tuning Set. Designed to fit original factory clutches on 50cc scooters, this complete tuning kit allows you to adjust your clutch engagement RPM to match modified exhausts, big bore cylinders, or sport CVT setupsensuring your engine revs directly into its ideal powerband before sending power to the rear wheel. Key Features 4 Stage RPM Tuning