Please Help identifying underhood components

Blind Squirrel said
Oh, and in 3, 2, 1. You are going to be informed to download the free service manual

Unfortunately my Mopar.com does not have 76 but they do have 73, many of the same components may be listed.

https://www.mymopar.com/downloads/servicemanuals/1973_Dodge_Chassis_Service_Manual.zip