I made this layout a couple years ago it uses O36 curve fastrack but i would like to replace the hole layout with mth real trax I want to use O42 MTH track so I can run my Lionel 6-28339 O Santa Fe Warbonnet Legacy AC6000 #9876 It's still In the box because the manual says the locomotive requires Lionel or Lionel-compatible O-42 or larger track curves so I could not run it can someone please help me with the MTH track list of number of pieces I need starting with O42 many thanks to some one who can help