My 50 yard Bullseye load is a 200 LSWC with 4.0 grains Bulleye. It is accurate, mild recoiling. My 25 yard timed and rapid fire load is a 200 LSWC with 3.5 grs Bullseye. I oil my time fire and rapid fire cases so I don't have extraction issues. I am running the standard 18 lb mainspring on both.
M1911 Les Baer Wadcutter
200 LSWC (H&G 68 type) 3.5 grs Bullseye Lot 919 11/2005 WLP Nickle, mixed cases
8-Jun-15 T = 91 °F OAL 1.250" Taper Crimp 0.469"
Ave Vel = 660.6
Std Dev = 16.37
ES = 60.28
High = 695.6
Low = 635.3
N = 22
functioned every round, light recoil, accurate
200 LSWC (H&G 68 type) 3.8 grs Bullseye Lot 919 11/2005 WLP Nickle, mixed cases
8-Jun-15 T = 91 °F OAL 1.250" Taper Crimp 0.469"
oiled cases
Ave Vel = 714.4
Std Dev = 17.17
ES = 77.2
High = 755.1
Low = 677.9
N = 30
accurate
200 LSWC (H&G 68 type) 4.0 grs Bullseye Lot 919 11/2005 WLP Nickle, mixed cases
8-Jun-15 T = 91 °F OAL 1.250" Taper Crimp 0.469"
oiled cases
Ave Vel = 742.9
Std Dev = 9.89
ES = 33.19
High = 760.6
Low = 727.5
N = 20
accurate