Originally Posted by Jim Galbally
depends on the system. Stu explains this very well in his technical sections in Fast Ford. describing how/why this would work.
if we're talking cossie? no, it'd need a remap
I was thinking N/A, just working with what Euan is saying, ie if you swap the bottom end and the head has the ability to flow more air, will you get a power increase without touching anything else?