Reaper Camshaft - 580 Series - Buell | XL (except RH Sportster)
Designed for riders who want more horsepower and the powerband higher in the RPM range, Higher compression also recommended, along with performance pushrods and lifters, High-flow intake and performance exhaust required, Rpm range: 2400-6900+, Overlap: 42, Made in the USA, Requires high-lift valve springs see Fueling Beehive® Econo, Endurance or High Load valve springs., Most cam compartments will need to be machined to make clearance for 580 High Lift cams., Does not fit XR models