Cylinder head gasket, standard 40mm for Booster - Bw's - Stunt - Slider - Aprilia SR and all scooter with Minarelli vertical engine Also suitable for Yamaha FS1 - DT - RD - Chappy 50cc <div...

HPI ignition internal rotor 2curves with variable advance for Yamaha FS1. The ignition system provides a stable signal even at high rpm and is designed to operate up 20.000RPM. The weight of the rotor is only 430gr, which reduces the weight of the crankshaft is giving much more responsive to the throttle. The ignition curve profile is designed to enable a large...

HPI ignition internal rotor with variable advance for Yamaha FS1 The ignition system provides a stable signal even at high rpm and is designed to operate up 20.000RPM. The weight of the rotor is only 430gr, which reduces the weight of the crankshaft is giving much more responsive to the throttle. The ignition curve profile is designed to enable a large performance...

HPI ignition internal rotor with variable advance for Yamaha Chappy The ignition system provides a stable signal even at high rpm and is designed to operate up 20.000RPM. The weight of the rotor is only 430gr, which reduces the weight of the crankshaft is giving much more responsive to the throttle. The ignition curve profile is designed to enable a large performance...

HPI ignition internal rotor 2curves with variable advance for Yamaha Chappy. The ignition system provides a stable signal even at high rpm and is designed to operate up 20.000RPM. The weight of the rotor is only 430gr, which reduces the weight of the crankshaft is giving much more responsive to the throttle. The ignition curve profile is designed to enable a large...