Signal indicators

Thanks for your input about leds. Very interesting.
now I need the dimention for the mounting of the directional indicators.
tia
john
I put them on my 68 fastback ,center of the fender , right in line with my hood pins , which are in factory holes in the cradle , dont remember what the holes were for , its been so long,, look factory good ...put them where you like them , its ur car ...