Cam was Specifically designed and tested for 2024 and newer 121” M8 Non-VVT Center Cooled engines and tested to provide the best riding experience and produce maximum Torque and Horsepower for a bolt-in camshaft over the normal riding RPM ranges (2000 – 6000). Increases both Torque and Horsepower over the OEM design starting below 2000 RPM and continue all the way to redline!