LS1/LS6 Xtreme RPM High Hyd. Roller Cam XR275HR - 54-426-11

Camshaft - XFI RPM Hi-Lift - Hydraulic Roller - Lift 0.566 / 0.568 in - Duration 275 / 277 - 112 LSA - 1800 / 6800 RPM - GM LS-Series - Each