i just bought a 71 duster, /6...original plans was a 400, 4 speed...but....i have a 30k 318 i rebuilt in 99'(new rings, bearings, the whole shebang)...i plan on driving the duster nearly every day...the 318 is a 1977, stock bore, 360 heads, 4bbl intake and stock 360 cam...904 trans...the car has...