R.P. cleans it up alot! That has a West Coastline 180gr bullet, five grains of AA#two enhanced, along with a WW S.R.P. I am averaging 937fps from my six" barrel and NO pressure indicators. I am tring this powder since it was recomened by an extremely top rated notch https://accurate4350riflepowder70135.arwebo.com/38827984/top-guidelines-of-alliant-reloder-19