5W20WT Valvoline petroleum based oil and , if using a flat lifter(non roller) a zinc additive like Comp Cams offers Run the motor long enough to break in he cam, maybe one or two dyno pulls and change the oil and filter, cut the filter open and install new oil and filter, fill the filter up with oil first of course, and add ths cam additive again and get after it


Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)