FEULING OIL PUMP CORP. Camshafts - 580 Series - 1377

PART # 1377 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 ENDURANCE or HIGH LOAD valve springs, higher compression recommended with performance pushrods and lifters. High flow intake and performance exhaust required.

Fits: 00-22 XL and 00-02 Buell as a direct bolt-in replacement for fine pitch pinion gear, cam set also fits 91-99 but requires pinion gear swap using HD # 24047-00 to convert the 91-99 wide pitch pinion gear to a fine pitch setup.

Valve Lift Open Close Duration @ 53 lift @ TDC Lobe Centerline
Intake .580 21 57 258 .193 108
Exhaust .580 67 21 268 .180 113
RPM range: 2,400 - 6,900+ Grind: 580 Overlap: 42

FITS:

XL 91-22, 91-99 require fine pitch pinion gear HD #24047-00

• Designed for riders who want more horsepower and the powerband higher in the RPM range
• Requires high-lift valve springs (Fueling Beehive Endurance or High Load valve springs recommended)
• Higher compression also recommended, along with performance pushrods and lifters
• High-flow intake and performance exhaust required

Specs