This is a 240gr XTP load I chronographed in September 2007, 4200ft, 105F and single digit humidity.
240gr XTP, Starline virgin, WLP, AA #9 21.0grs, (within Hornady #6 published data) S&W 629/6.5"
MV 1416fps/1068fpe, ES 23fps, SD 08fps
I don't see any reason to load max and I have a Win 92 for...