I'm not sure if this is still relevant but I have had very good results with the XLC bullets. My son's 7WSM shoots the 160g XLC FB right at 3/4MOA and my Weatherby Ultralightweight 280REM throws the 140XLC BT right at 2"@200yds.
I have a full box of the 140's for sale if you're interested....
Len,
Is it possible that the drop results you posted are in centimeters instead of inches? I've been shooting my Tac-15 and if I multiply my results, with 100g broadheads, by 2.54 I am alot closer to your results. My drop when zeroed at 30 yards is about 7" at 50 yards. I have yet to shoot at...