VALVE SEAT RESTORATION KIT. Ford F-350 7.3 Power Stroke Engine. Valve Seat Cutter Set 3 Angles Cut Carbide Tipped. 3 ANGLE CUT AS OEM VALVE SEAT. 3x 1.680 28 deg +180 deg, 37.5 deg + 180 deg, 70 deg. 3x 1.680 22 deg +180 deg, 30 deg + 180 deg, 60 deg. 5/16 VALVE GUIDE REAMER HSS. VALVE GUIDE REAMER STEM. PLEASE FEEL FREE TO ASK ANY QUESTIONS.