Cam was specifically designed and tested for 2024 and newer 121” M8-VVT Center Cooled engines and tested to provide the best riding experience and produce maximum Torque and Horsepower for a bolt-in camshaft in the normal riding RPM ranges (1750 – 6000). Increases both Torque and Horsepower over the OEM design starting below 1750 RPM and continue all the way to redline!