CHEVY 350 SMALL BLOCK. VALVE SEAT CUTTER KIT. 3 ANGELS CUT 30-45-60. 1x 1.940 CUTTER HEAD INTAKE 30 DEG TOP CUT. INTAKE 45 DEG BASE CUT. INTAKE 60 DEG BOTTOM CUT. 1x 1.500 CUTTER HEAD EXHAUST 30 DEG TOP CUT. 45 DEG BASE CUT. EXHAUST 60 DEG BOTTOM CUT. 1x 2.020 CUTTER HEAD INTAKE 30 DEG TOP CUT. 1x 1.660 CUTTER HEAD EXHAUST 30 DEG TOP CUT. 2x GUIDE STEM 11/32″, 3/8″. 2x GUIDE STEM REAMERS 11/32″, 3/8″. 2x ARBOR + DRIVE BAR.