Originally Posted by wmeabates
Mark,there are two holes in the lifter body just above the cutouts that the oil flows thru.A small grouve from that cutout to one of thoes holes will put more oil to the pushrod,maybe more than you want, but it works.Isky Red Zone lifters come that way.Do a search for Red Zone lifter picture and You might see what it looks like.On the edge orifice lifter the more clearance the lifter has in the bore the more oil the pushrod gets.Bill.
Bill, that makes sense, i didn't realize that all the Morel's had the secondary hole above the cutout, that will definatly put more oil on top, but i think i would grind a 1/16" flat rather than cut a groove to the upper hole, that way the bigger the flat the oil to the top (controlable)
JMO
Zip.