my Low dollar 318 hop-up project

Headers?
Did you say headers? View attachment 1715283951
Come on! Time to see what, if anything, those Spitfires can do better than some old cast iron. View attachment 1715283952
Back to the drawing board... stock low dollar 360
Those spitfires will be on one of my Dusters this spring. And I'll know one trip out of town... LOL... my butt dyno is usually spot-on! :D