I must apologize for my ignorance of this powder, and did not realize that VV340 is the same powder as N340(according to the chart posted by mrerick). If this is correct, then I can help you out.
Lyman's 49th Edition
9mm Luger
125gr Jacketed Hollow Point
OAL 1.075
N340 Starting load 4.0gr Vel 937fps 21,000 C.P.U. pressure
Max load 4.6gr Vel1060fps 31.000 C.P.U. pressure.
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