Hydraulic Flat Tappet. Good for high performance street with 390-428 c.i. motors. Good increase in torque and HP over stock while maintaining good economy. Fair idle. ; Advertised Duration (Int/Exh): 276/276 ; Duration @ .050 (Int/Exh): 221/221 ; Gross Valve Lift (Int/Exh): .533/.533 ; LSA/ICL: 110/106 ; Valve Lash (Int/Exh): Hyd/Hyd ; RPM Range: 1500-5800 ; Includes: Cam Only
The Racer's Company. Since the 1960s, Lunati has manufactured engine components of the highest quality using cutting-edge technology. Every single product we sell undergoes extensive testing and analysis to ensure the end result is a superior product that can withstand demanding race conditions.