Hey Helgy..I have several sets of 70-72 heads...ONE '70 350 set in particular, had been rebuilt with standard factory valves, new guides etc.. UNported. These have been sitting on my shelf for a few years... A big PLUS is, I aint a skeer'd to pack and ship overseas. . . . Been there, Did that! :bglasses: If interested, email me at PenWheelz2@ij.net and I will forward you pix and details! Wheelz, Tampa Bay Florida USA