Pretty sure a ported head if done right will add more than 5hp. FWIW they were able to build 180hp NA 2.2's back in the 80's, so I don't see why you couldn't hit that with the right mods and tune.
Type: Posts; User: Force Fed Mopar; Keyword(s):
Pretty sure a ported head if done right will add more than 5hp. FWIW they were able to build 180hp NA 2.2's back in the 80's, so I don't see why you couldn't hit that with the right mods and tune.