Mopar Tim said Hey. 66 Dart, 408, 680 holley, 3:23 gears, Gear vendor, in San diego Area. Had 3:55 gears. Was snappier. But not what I was looking for. With GV final gear is 2:91. It gets 22 MPG at freeway speeds. What I was looking for... And no slouch... Click to expand...