Feuling 1377 Reaper Gear-Driven 580G Cams

580 REAPER high lift cams for XLs are designed for the rider who is looking for more horsepower with a higher RPM power band. Camshafts have .580 lift on both intake and exhaust, require high lift valve springs see FEULING BEEHIVE ENDURANCEor HIGH LOAD valve springs, higher compression recommended with performance pushrods and lifters. High flow intake and performance exhaust required 580 REAPER high lift cams for XLs are designed for the rider who is looking for more horsepower with a higher RPM power band. Camshafts have .580 lift on both intake and exhaust, require high lift valve springs see FEULING BEEHIVE ENDURANCEor HIGH LOAD valve springs, higher compression recommended with performance pushrods and lifters. High flow intake and performance exhaust required Intake: 580 Valve Lift, 21 Degrees Open, 57 Degrees Close, 258 Degrees Duration at .053in, .195in. Lift at TDC, 108 Degrees Lobe Centerline. Exhaust: 580 Valve Lift, 67 Degrees Open, 21 Degrees Close, 268 Degrees Duration at .053in, .180in Lift at TDC, 113 Degrees Lobe Centerline.