This comprehensive new calibration set for the CV carburetor of the Harley Davidson Dyna models from 2000 to 2006 significantly improves the reaction of the engine through an innovative, lighter slide. The set also helps to optimize fuel consumption. It contains a variety of components, including different main nozzles, a equal pressure membrane, a needle, a injection nozzle, an accelerator pump ball, a mixer and tools for adjustments and safety clips. A assembly kit as well as detailed instructions for installation and adjustment are also part of the package.