Originally Posted by Duragrouch

Yeah I don't know all the reasons countering moly for rolling applications, or the small addition that Ford likes. I just know that fellow seems to know more than I do (and he seems to have industry certs and not just armchair quartbacking), and I'm not a slouch on lubrication issues. Sliding likes moly; The Chevy Power Book on racing parts and tuning, I pored over every inch of in my teens in the late '70s, recommended "moly-kote"(?) on the cams for initial break-in, however that was with flat tappets (sliding contact), not the later roller tappets which both rolled on the cam and contained needle bearings.