manifold swap

Hi all, My Mustang started to throw a P0300 and 308 code I know there have been similar issues on the forum and issues with the IMRC system, for me it's on cylinder 8 and went down the rabbit hole of coil packs and spark plugs which leads me to the diagnosis of the faulty manifold. I was...

Hi all, I have a manual 2016 GT and I did a 2018 ported manifold with 47lb injectors. Got it all on and put the tune on and upon start up it seems to be working itself out like usual after a new mod and tune, but then rpm’s started climbing and climbing while in neutral until eventually I shut...