Originally Posted by
hambone
192 manifold is what you need. A 41001 nova manifold will shift power to top even more. The 2058 is really nice on that engine. It was the best fit for my Fire 11 and i'll be trying it on my C6 USA when Neal gets it finished.
Rob, you could put a tin can on that C6USA, that Neil is modding, and it would still be faster than anything on the track!