I managed to find NOS weatherstrips for the front doors on my Polara is there anything I can do to make them more pliable before I install them? I think this was covered before but I can't find the thread.
There's a fine line between softening the rubbers up & destroying them. One member suggested to soak them in tranny fluid a way back but this will not bode well if soaked too long. I would use a good rubber conditioner.
Here's an example that I found but have not tried.
I know that 303 makes some good products but I haven't hear of that one ^ before. Do any of y'all have experience using it? If not I might get some and test out some rubber on one of my more common cars.