According to Lyman 50th Reloading Handbook, 5.3 grains of Alliant Bullseye with a 230 gr. FMJ bullet is a MAXIMUM load.45 ACP 230 gr RN - FMJ and lead bullets from Standard Bullet Co.
Bullseye 5.3 gr
COAL 1.265"
Primer used both Winchester and Zapalky
Taurus P24/7 4.25" barrel