Achieving consistent 308 results often copyrights on meticulous loading practices. This data details a popular pairing : using 168gr Match rounds with Powder powder, loaded to a charge of 44 grains . https://what-industry-is-hodgdon499013.designbuildblog.com/61209241/7-62x51-information-for-168-grain-bullets-with-propellant-at-44gr