96 - 98

Anybody have any suggestions on getting the most gains on your N/A 4v whether it’s: comp cams? short runner? head/intake porting? nitrous?

I have recently sent my 98 cobra motor to MMR and im also wanting to do a COP swap but trying to find the covers to go with it. I just bought used set off a 03 Lincoln aviator (4.6 dohc). I just noticed that the pcv ports are little different which makes me think something else could be little...