Mitsubishi Eclipse GS, GST 2.0L(4G63-4G63T) 1990-2000 Race Flo intake valves. 34.5mm head diam., 6.57mm stem diam., stock length 109.7mm O/A, 3.8mm tip length, Pro Flo 20° X 11/32" underhead angle/radius, .050" margin, .075" X 45° seat, 15° dish.