Quality of crankshaft Top Racing (Jasil). The Portuguese crankshaft specialist has represented high quality crankshafts for years. Advanced production equipment and over 50 years of experience make the crankshafts from Top Racing the first choice when it comes to affordable replacement crankshafts and racing / tuning crankshafts for scooters and mopeds. The crankshaft offered here for scooters matches the original in design. Compared with many Asian replicas, the Top Racing crankshaft is equipped with thrust washers. Very good choice if a replacement shaft with good manufacturing quality and mileage is required. The crankshaft delivered as pictured with gudgeon pin.