High-performance racing camshaftsIn most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepowerSelect cams feature Hot Cams Improved Throttle Design (ITR) technology these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-endNew Builder Series camshafts offer engine builders a multitude of options for different engine configurations