Result of my range trip today.
New Lapua brass, CCI 450 primers, 5 shots each target at 100 yards.
1, 2 and 3 - Hornady V-Max 87gr, IMR 8208 XBR 28.5gr, .015 off the land. 0.38", 0.90" and 0.42" groupings. I don't know what I did wrong in target 2.
4, 5 and 6 - Berger FB Varmint 80gr, IMR 8208 XBR 29gr, 0.15 off the land. 0.36, 0.34 and 0.25 groupings.
A better/lighter trigger and a better shooter will most likely have a smaller and more consistent groupings.
Over all, I think the results are not bad for a home assembled rifle.