A 165 gr bullet and the Win. .308 are a hunting bullet match made in heaven. Although the bullet slection for this load is not for a Remington Fail Safe this data maybe used if the following steps are heeded. Reduce this load by 10% to start This is !!! A MAXIMUM LOAD!!! Winchester 748 42.grs @ 2400 fps. @ a pressure of 43,800 psi., this is with a Federal
210M primer and a 24" bbl.This is Hodgdon data from # 27.
Speers 165 gr. Grand Slam shows 748 with a CCI magnum primer starting at 42 grs and MAXING OUT AT 46 gr.
As with any starting load to be safe always reduce the Max charge weight by 10% then work up. Any componenet change be it brass, primer, bullet, or gun, reduce the starting load and work up.