LS1/LS6 Xtreme XE-R Hyd. Roller Cam XR287HR - 54-448-11

Camshaft - XFI XE-R - Hydraulic Roller - Lift 0.605 / 0.609 in - Duration 287 / 289 - 112 LSA - 2800 / 7200 RPM - GM LS-Series - Each