Small Block Chevy Street Master exhaust valves. 1.560" head diam., .3415" stem diam., stock length 4.911" O/A, .250" tip length, 15° X 1/2" underhead angle/radius, .060" margin, .100" X 45° seat, 10° dish
Small Block Chevy Street Master exhaust valves. 1.560" head diam., .3415" stem diam., stock length 4.911" O/A, .250" tip length, 15° X 1/2" underhead angle/radius, .060" margin, .100" X 45° seat, 10° dish