guy took Chinese eddie knockoff heads and made them 210 cc . He said they were 220, but they aren't that big. Yes, non offset.
His name was Dr J… he is still around, but there was some “ delivery issues” towards the end getting heads from him, and he pretty much evaporated…i heard he is out in California.
"Air Wolf" heads ... Vanished - Don Terrill’s Speed-Talk
AIR WOLF small block Mopar heads