Win 571
From the Winchester Reloading Components Catalog 14th edition, so you know it's the authoritative source
45 ACP
Winchester primers and cases (as is 38 Special).
185 JHP
10.3 grains 935 fps
11.3 grains 1045 fps
200 grain cast lead
8.5 grains 835 fps
9.5 grains 935 fps
200 JHP
9.0 grains 860 fps
9.8 grains 945 fps
230 lead roundnose
7.7 grains 800 fps
8.7 grains 890 fps
230 JHP
8.4 grains 795 fps
8.9 grains 845 fps
38 Special
158 lead SWC
6.7 grains 795 fps
7.4 grains 875 fps
38 Special +P
140 JHP
7.4 grains 785 fps
8.0 grains 890 fps
158 JHP
6.6 grains 700 fps
7.3 grains 800 fps
158 lead SWC
7.7 grains 910 fps
From the Winchester Reloading Components Catalog 14th edition, so you know it's the authoritative source
45 ACP
Winchester primers and cases (as is 38 Special).
185 JHP
10.3 grains 935 fps
11.3 grains 1045 fps
200 grain cast lead
8.5 grains 835 fps
9.5 grains 935 fps
200 JHP
9.0 grains 860 fps
9.8 grains 945 fps
230 lead roundnose
7.7 grains 800 fps
8.7 grains 890 fps
230 JHP
8.4 grains 795 fps
8.9 grains 845 fps
38 Special
158 lead SWC
6.7 grains 795 fps
7.4 grains 875 fps
38 Special +P
140 JHP
7.4 grains 785 fps
8.0 grains 890 fps
158 JHP
6.6 grains 700 fps
7.3 grains 800 fps
158 lead SWC
7.7 grains 910 fps