I took some photos of the '66-'72 emergency/park brake cable system, as installed on my 1965 Chevrolet C10, long wheel base, step side truck.
more e-brake photos.
1966-1972 e brake information, here.
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Things I've written about my truck, that may be handy:
NOTE: these threads are hosted on our forum here, with the photos attached as well.
1966 and later park brake system - layout with photos - no cross member - thread on forum here
dome light assembly : how to remove and replace? - thread on the forum here
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I'm just adding my links in here... in case they might come in handy when someone is searching, in the future.
-W