Most important ingredient for a sliding tappet?

[Merkava_4]

Originally Posted By: Skid
This is additives 101. Surface active additives compete with each other for active surface sites. It's not a volume thing. Troll?


No troll here. That was a real bonafied question. I don't know much about chemistry other than what's corrosive and what's non-corrosive. Thanks for your time.

 

[3311]

I thought moly was primarily for until oil gets to 160f? That being the temp Zddp activates with moly working at a much lower temp?

 

[Garak]

Moly, in normal PCMO concentrations, is a friction modifier and not an AW compound.