There's the fine (280 grit) valve lapping paste, which is used a…

There's the fine (280 grit) valve lapping paste, which is used after the course (120 grit) paste has ground out any pits and seated the valve faces against the valve seats. All my intakes cleaned up in one 30 second burl, with the course stuff. Exhausts took 4 tries.

Owner caption June 2009 · Photo 1078 of 1165