good  score!!   first,  clean,clean,clean!  you  want no rust!,,,that should  have a 1in66" twist  those love round balls, the patches,,,well that opens up a lot of  debate,,,ticking should do it,,,I use patches  from a company  called  ox yoke,,they  sell  a whole bunch of sizes the  key is to find a used patch  and it  will tell you  the story!!  i.e. gas getting around the patch or  torn from to tight ect.  if I could sugest  just one  thing,  that  would  be to  use  the  new sulphur  free  powders!  I use  american pioneer it's agood  clean powder  cleans  with  just  water!!!   but  the  caps  still  are  dirty  litte sob's   and  like  some one  posted  before,, that  old  gun  will  take  a  whole  bunch of  shooting to  get  cured in!!  it  will  shoot  better  with  use good  luck  be  safe!!!!!!!!!!  have  a  ball,,,,,,,,,and  keep  yer  powder dry!   JEFFW