VALVE SEAT CUTTER KIT. GM 6.0L LS2 V8 SMALL BLOCK. VALVE SEAT CUTTER KIT CARBIDE. VALVE SEAT RESTORATION SYSTEM. HSS valve guide REAMERS. (Extra long Helical Flute). 2x INTAKE CUTTER HEAD 30 45. 2x EXHAUST CUTTER HEAD 30 45. 2x CUTTER HEAD 60 BOTTOM CUT. 3x GUIDE STEM SELF PILOTED REAMER. Engine Rebuilding Tools & Machines. Feel Free To Ask Any Question. We are here to serve you 24×7. The Items we supply are Quality and at low rates as we are manufacturing most of the items.