proper caprice lightbar

i am working on the revell chevy caprice police car/ fire cheff/ taxi cab kit

i am wondering what is the right light bar for that kit i know that the kit came with two light bars some one said to use the light bar from the goon car or from the ghost buster kit?

Source: http://cs.scaleautomag.com/SCACS/forums/thread/960224.aspx

Conny Andersson Mario Andretti Michael Andretti Keith Andrews Elio de Angelis