12523897


12523897 - Hydraulic Flat Tappet


This hydraulic flat tappet is used on the 83-86 305ci Z-28 and L-69 Camaro. The duration at lash point in degrees (intake/exhaust) is 294/294; duration at .050" tappet lift (intake/exhaust) is 202/206 and maximum lift with 1.5:1 rocker ratio (intake/exhaust) is 403/415. Valve lash is zero/zero and lobe centerline is 115 degrees.