Will work with hydraulic or Solid flat tappet cams as well as hydraulic Rollers.600" maximum lift, 1.445" ODOriginally designed for Big block hydraulic Roller street/strip enginesAllows Big block engines to turn more RPM
User 1Will work with hydraulic or Solid flat tappet cams as well as hydraulic Rollers.600" maximum lift, 1.445" ODOriginally designed for Big block hydraulic Roller street/strip enginesAllows Big block engines to turn more RPM
User 1