Magnum Retro-Fit Hydraulic Roller Camshaft - 290HR Suit BB Chev GEN 4, 454-502 (1996-99)

HYDRAULIC ROLLER - For hot street machines. 2500+ stall, 9.5:1+ compression. Best with headers and aluminium intake. Rough idle.

RPM operating range 2500-6200
Duration advertised Inlet 290°, Exh 290°
Duration advertised @ .050" Inlet 232°, Exh 232°
Valve lift with 1.7 rocker Inlet .578", Exh .578"
Lobe separation angle 110°