hello, have some one here experience about comp cams 275 deh (20-418-3) ? I have a 360 in my -75 duster and my "new" engine i shoud go for, that cam, edel head, rpm air gap, holley 750 vak, 1.5/8 headers with 2.5inch pipes dynomax mufflers, stock converter, reubild and shift kit tq 727, rear...