Hi All....Finally got around today to trying Accurate Powder #9 in 357....
We have a winner..!!! Pre M27 5 screw Serial #S83xxx 6" bbl Herret Jordan
Exhibition Grade Bastogne Walnut grips cut to MY right hand...
Load is WW cases..CCI 550 primer.. Accurate Powder #9 at 11.5grains..
Bullet is Hensley & Gibbs #51 sized to .358" 92-6-2 Alloy at a full 160grains...
Velocity avg 1275 fps...ES 58...SD 18...ten shot avg...this is a starting load...I can go higher but this level of accuracy is gonna be hard to beat...