From my handloading log book.
Model 70 featherweight 22 inch barrel 6.5x55mm
140gr Hornady SST,
46.5gr IMR-4831,
ww,ww, 2.995 col
=2,700 fps and a 0.75 inch group,
Remington Model 7, 22 inch barrel, 260 Remington
140 grain Hornady SST
44.0 grains IMR 4831
CCI-200
Rem Brass
2.78 COL
= 2685 fps and a 0.85 inch group.
Potato ------Po-tot-oh.......