74 Chevy 406 with open headers

This is my dad's 74 Chevy pickup with a built 406 in it. We're replacing the entire exhaust system and I wanted to hear it with open headers, so I grabbed the camera and here is the result. It was much louder inside the workshop...as my mother could hear it from inside the house during the football game. The engine in this truck was built about 25 years ago and still runs strong today. Interesting fact...underneath the big-ass air cleaner is a Rochester Quadra-Jet carburetor that is built ...











