R34 Manley Race Flo Exhaust Valve Stainless Steel Set of 12

Sport Compact - Race Series Valves (11163-12) by Manley. R/M Rb26Det(T) 30.15mm. Head Diameter: 30.15mm. Margin: 0.065". O/A Length: 101.52mm. Seat Width: 0.080". Stem Diameter: 7mm/.2740". Tip Length: 3.5mm. Top of Head: 9° Dish. Underhead Angle/Radius: 15° x 1/2". Race Series Valves; Exhaust; Set of 12.