Dodge Dart Bumper

Hy there. I have a 72`Dodge Dart.

I have now this Front Bumper on my Dart as shown in the picture:
http://carphotos.cardomain.com/ride_images/2/4401/41/23500020005_large.jpg

I would change to this Front Bumper:
http://www.amcarguide.com/wp-content/gallery/dodge-dart/dodge-dart-gss-front.jpg

Will it Fit?

Where can i Buy this?

Thanks for your support