crankshaft Top Racing Evolution NG Next Generation for 12mm piston pin for Minarelli 21518

High-quality, full circle, Racing Evolution NG (Next Generation) crankshaft from Top Racing. The specialist Portuguese crankshaft manufacturer is a symbol of high quality crankshafts. Evolution NG features extremely temperature-stable and solid silver rod bearings, and a reinforced, surface-hardened rod.. The shaft is capable of absolute peak performance in racing vehicles with the strongest 70cc cylinders. Improved volumetric efficiency and torque are in the Evolution NG as standard. The crankshaft comes complete with silver small end bearing for 12mm gudgeon pin. Made in Europe