Originally Posted by JonM
yes you can use them. as stated above by 25-5 dont use anything over 230grain for 45acp
That's a good rule of thumb. I've experimented with 255 SWC in a 1917 .45 ACP revolver, but it gained nothing useful.
IME, the 200 Gr SWC is a very good all around target and plinking bullet for both ACP and Colt.