Crankshaft for scooters with horizontal Peugeot engines, Suitable for 50cc and 70cc sport cylinders. Suitable up to 13,000 rpm, The lower con rod bearing is equipped with a copper thrust washer, Supplied with little end bearing, Designed for the alternator rotor attachment with crescent wedge, A woodruff key is not included, Our recommendation: crankshaft bearings and oil seals should also be changed (sold separately), A good two-stroke oil prolongs the life of the crankshaft, A crankshaft should be changed under normal conditions after no more than 20,000 km, Engine damage due to a defective or worn crankshaft will cause further problems with the engine