Is it a radio station type, Ground Plane or Beams? For the Upright station type Ground Plane and Beams you have to adjust coaxe. For a whip you just cut until you get an SWR reading on channels 1,19,40 of 2 or less. Some Ground Plane types have an adjustable center mast.


1966 C10 250/3 Stepside
1966 C10 327/3 Fleetside
1972 Buick Centurion 455/TH400
1964 Plymouth Valiant 360/A833 4spd
1964 Plymouth Sport Fury 440/727
I've got a new car....It was made in '72