crankshaft Top Racing full circle high quality for 10mm piston pin for Minarelli

High Quality Racing full circle crankshaft from Top Racing. The specialist Portuguese crankshaft manufacturer is a symbol of high quality crankshafts. Increased pre-compression in the cases for more efficient filling rate. Power band shifts to a higher rev range. Due to the increased inertia of the solid metal New design increases torque. Preferably, this crankshaft should be used in conjunction with 70cc cylinders. In 50cc cylinders the performance is slightly lower. The crankshaft is supplied with small end bearing for 10mm gudgeon pin. Made in Europe