I'm doing a 67 Valiant with a 57 Desoto 341 hemi. It has been bored .060" and set-up with a set of 10-1 Venolia slugs, Contrerras roller cam, twin Garrett T3/T4 hybrid turbos and intercoolers. The Hilborns have been modified to accept 72# injectors and control is by Megasquirt, The heads have...