Voodoo Carbureted Hydraulic Roller Cam - GM V8 LS GEN III/IV 298/306

Hydraulic Roller Cam. Very rough idle with great top end power. Needs engine and computer mods. ;Advertised Duration (Int/Exh): 298/306 ;Duration @ .050 (Int/Exh): 247/255 ;Gross Valve Lift (Int/Exh): .651"/.651" ;LSA/ICL: 108/108 ;Valve Lash (Int/Exh): Hyd/Hyd ;RPM Range: 3200-7200 ;Includes: Cam Only