S&S .583 inch lift cam is optimized for use in the Softail® Dyna® lines. This cam makes horsepower and torque that you can feel all the way through the rpm range, making the most power right where you need it: 1500-5000 rpm. A great way to increase performance at an affordable price, installed in a short period or time reusing many stock components, and Easy Start Cams allow stock starter to start any engine.