A bunch of my shooting buddies are running 6.5-'06s for long range matches. They have to throttle them back to stay under the 3250fps speed limit with 140's
H-1000 and Lapua 30-06 brass
Are your buddies using standard or Ackley Improved chambers? The 26 Nosler is bragging about numbers like those, and holds 31grs more water than the 6.5-06.