I bought a Carter YF from a rebuilder in AR for my 216. It had been flow bench tested and ran great out of the box. I'm not sure how tunable they are thou. I love it. I'm going to be replacing the 216 w/ a 235 and will be buying a YF from the same rebuilder for it. The one fro the 216 will be ava, contact me privately if interested.This is his e-mail.
Bobby Townsend [[email protected]]
dave s