73 Duster - What is in the pic?

Hey, I have a 73 Duster i am working on fixing up, and I have 2 things on the Firewall, that I have no idea what they do. I currently am doing nothing with them...just wondering what they are and if they need to be delt with

Have listed as Part #1 and Part #2 in image

http://screencast.com/t/ylWdWJylfQl




Notes - Car was orignaly a 1973 Gold Duster with Slant 6...now has a chysler 360 LA block