Felpro also sells lapping compound it is a oil base compound I use 180 grit everyday and it works great you will also need some Diken Machinist Dye, but this is not a substitute for a valve job you can never fix worn valves and or worn valve guides. Good Luck
Im not looking at it running top notch, if I was than I would have the head gone thru properly, I am just trying to gain some experience with what I can do myself.
