oh so close......

other than living in arizona for a dozen years, been around area for some time. i dont hit alot of car shows/cruise nights with duster. prefer ac in ram!! what can i say, i'm old man.
other than lighter valve train parts,not sure if gains/price are worth it. i like the hydraulc roller.View attachment 1715827019
i am thinking about e85. pro's/cons anyone???
I don't mind reviewing your valvetrain, let me know! Bob, What car do you own?