Needing Parts

I Dont know if im Crazy Or What And Im Looking For Parts For My 66 Valiant
Needing Lower Quaters, Floor Pans, Lower or Whole Front Fenders,
I was Told That 66 Baracuda Floor Pans Was The Same, What About the Other parts I Can find 60-65 and 67-70 But no 66 any where and advice would be much appricated:burnout: