Boost the performance of your Simson S51, KR51/2 or SR50 with the Schmitt GST CNC reed valve cylinder kit 41 mm. This kit is not only a masterpiece of engineering, but also an aesthetic highlight for your motorcycle. The mechanically machined cylinder features a sophisticated, high-precision design that is not only powerful, but also durable and reliable.
With the Schmitt GST CNC reed valve conversion, every ride becomes an experience! Experience better acceleration and higher speeds thanks to the innovative technology and optimum air flow. Turn your Simson into an extraordinary one-off - for the ultimate riding pleasure!