at modern pressures you can hit 2800 to 2900 fps easily with a 140 grain bullet in the 6.5 x 55 if the rifle action is designed to handle modern pressures like that...

I do it all the time in a Model 70 action and a Ruger 77 action..

I am using old Speer Reloading data from their Number 7 manual..

and yes, It was worked up before I settled upon it..

and it is do'able with powders in the 4064 burn rate...

slower powders will do so with less pressure..

"Minus the killings, Washington has one of the lowest crime rates in the Country" Marion Barry, Mayor of Wash DC

“Owning guns is not a right. If it were a right, it would be in the Constitution.” ~Alexandria Ocasio Cortez