COMP Cams 54-444-11 - CAMSHAFT, LS1 XER273HR-14

CAMSHAFT, LS1 XER273HR-14 HYDRAULIC ROLLER - XFI XE-R: HIGH RPM STREET/STRIP WITH XE-R LOBE DESIGNS. REQUIRES CUSTOM TUNING. 273/279 ADVERTISED DURATION, 224/230 DURATION @ .050", .581"/.588" LIFT, 114 LOBE SEPARATION USE BEEHIVE VALVE SPRING PART #26918-16 WITH THIS CAMSHAFT COMP Cams XFI XE-R XER273HR-14 Camshaft for LS Gen III/IV, Three-Bolt HYDRAULIC ROLLER - XFI XE-R: High rpm street/strip with XE-R lobe designs. Requires custom tuning.