Feuling FE-1346 521 Reaper Chain Drive Camshaft for Milwaukee-Eight Touring 17-Up/Softail 18-Up521 CAM Aggressive pulling power with a "nasty" sound, the REAPER 521 grind will shine in 114" and larger cubic inch engines especially with added compression ratio. Ported cylinder heads are not required but will complement the cam and add even more pulling power throughout the range. The stock throttle body produces an excellent powerband and use of a high flow throttle body will increase peak power numbers. A high flow exhaust system and air