For Sale 68-69 Barracuda rally Dash

is this unit installable as is or do you need to repair the tab first? would this fit in a 70 dart by chance?
It is installable The tab go,s where the cigarette lighter hole is. You can put it in a 70 dart but the four way flasher hole will be there.On 67-68-69 cudas the 4 way flasher switch was in the dash and the 70 a body's are in the steering column