hey everyone i am of course new and i am an 18 year old guy who owns 3 cars,a 71 chevy nova 4 door--a 1970 ford mustang coupe and a 1970 dodge challenger 440 six pack which i recently bought in restorable condition. i need help on how to make my inline 6 nova wayyyy faster and stronger while keeping that 6. i want more hp..HELP!!!!!!!!!!!!!!!!!!!!

Let it breathe. Heads are the biggest restriction followed by log manifold for intake and exhaust. Need headers and a sheet metal fabricated intake after porting heads. Then you can think about a cam and more carburation.

Big Dave